.

This reverts commit 0706b6e6e5.

SladkieBulki/SladkieBulki.sln

@@ -5,7 +5,11 @@ VisualStudioVersion = 17.9.34728.123
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SladkieBulkiContrakts", "SladkieBulkiContrakts\SladkieBulkiContrakts.csproj", "{04F3CF43-43CA-4EF0-B5BB-913425A85E29}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SladkieBulkiTests", "SladkieBulkiTests\SladkieBulkiTests.csproj", "{12312C3E-A15B-4563-BD04-BB814149B2F6}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SladkieBulkiTests", "SladkieBulkiTests\SladkieBulkiTests.csproj", "{12312C3E-A15B-4563-BD04-BB814149B2F6}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SladkieBulkiBusinessLogic", "SladkieBulkiBusinessLogic\SladkieBulkiBusinessLogic.csproj", "{004CA71C-5308-44C7-82DA-4098BA6F5F1C}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SladkieBulkiDatabase", "SladkieBulkiDatabase\SladkieBulkiDatabase.csproj", "{A39687D5-A64A-4EF1-B988-BD58CFCACDDE}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -21,6 +25,14 @@ Global
 		{12312C3E-A15B-4563-BD04-BB814149B2F6}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{12312C3E-A15B-4563-BD04-BB814149B2F6}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{12312C3E-A15B-4563-BD04-BB814149B2F6}.Release|Any CPU.Build.0 = Release|Any CPU
+		{004CA71C-5308-44C7-82DA-4098BA6F5F1C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{004CA71C-5308-44C7-82DA-4098BA6F5F1C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{004CA71C-5308-44C7-82DA-4098BA6F5F1C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{004CA71C-5308-44C7-82DA-4098BA6F5F1C}.Release|Any CPU.Build.0 = Release|Any CPU
+		{A39687D5-A64A-4EF1-B988-BD58CFCACDDE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{A39687D5-A64A-4EF1-B988-BD58CFCACDDE}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{A39687D5-A64A-4EF1-B988-BD58CFCACDDE}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{A39687D5-A64A-4EF1-B988-BD58CFCACDDE}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

SladkieBulki/SladkieBulkiBusinessLogic/Implementations/IngredientBusinessLogicContract.cs

@@ -0,0 +1,92 @@
+using Microsoft.Extensions.Logging;
+using SladkieBulkiContrakts.BusinessLogicsContracts;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.Extensions;
+using SladkieBulkiContrakts.StoragesContarcts;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Text.Json;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiBusinessLogic.Implementations;
+
+internal class IngredientBusinessLogicContract (IIngredientStorageContract ingredientStorageContract, ILogger logger) : IIngredientBusinessLogicContract
+{
+    private readonly ILogger _logger = logger;
+    private readonly IIngredientStorageContract _ingredientStorageContract = ingredientStorageContract;
+
+    public List<IngredientDataModel> GetAllIngredients()
+    {
+        _logger.LogInformation("GetAllBuyers");
+        return _ingredientStorageContract.GetList() ?? throw new NullListException();
+    }
+
+    public List<IngredientDataModel> GetIngredientsBySizeUnit(string sizeUnit)
+    {
+        _logger.LogInformation("GetIngredientsBySizeUnit: {sizeUnit}", sizeUnit);
+        if (string.IsNullOrWhiteSpace(sizeUnit))
+        {
+            throw new ArgumentNullException(nameof(sizeUnit));
+        }
+
+        var list = _ingredientStorageContract.GetElementBySizeUnit(sizeUnit);
+        if (list == null)
+        {
+            throw new NullListException();
+        }
+
+        return list.Where(x => x.SizeInit == sizeUnit).ToList();
+    }
+
+    public IngredientDataModel? GetIngredientById(string id)
+    {
+        _logger.LogInformation("GetIngredientById: {id}", id);
+
+        if (id.IsEmpty())
+        {
+            throw new ArgumentNullException(nameof(id));
+        }
+
+        if (!id.IsGuid())
+        {
+            throw new ValidationException("Id is not a unique identifier");
+        }
+
+        return _ingredientStorageContract.GetElementById(id) ?? throw new ElementNotFoundException(id);
+    }
+
+    public IngredientDataModel? GetIngredientByName(string name)
+    {
+        _logger.LogInformation("GetIngredientByName: {name}", name);
+
+        if (string.IsNullOrWhiteSpace(name))
+        {
+            throw new ArgumentNullException(nameof(name));
+        }
+
+        return _ingredientStorageContract.GetElementByName(name) ?? throw new ElementNotFoundException(name);
+    }
+
+    public void InsertIngredient(IngredientDataModel ingredientDataModel)
+    {
+        _logger.LogInformation("New ingredient: {json}", JsonSerializer.Serialize(ingredientDataModel));
+
+        ArgumentNullException.ThrowIfNull(ingredientDataModel);
+        ingredientDataModel.Validate();
+
+        _ingredientStorageContract.AddElement(ingredientDataModel);
+    }
+
+    public void UpdateIngredient(IngredientDataModel ingredientDataModel)
+    {
+        _logger.LogInformation("Update ingredient: {json}", JsonSerializer.Serialize(ingredientDataModel));
+
+        ArgumentNullException.ThrowIfNull(ingredientDataModel);
+        ingredientDataModel.Validate();
+
+        _ingredientStorageContract.UpdElement(ingredientDataModel);
+    }
+}

SladkieBulki/SladkieBulkiBusinessLogic/Implementations/PostBusinessLogicContract.cs

@@ -0,0 +1,93 @@
+using Microsoft.Extensions.Logging;
+using SladkieBulkiContrakts.BusinessLogicsContracts;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.Extensions;
+using SladkieBulkiContrakts.StoragesContarcts;
+using System.Text.Json;
+
+namespace SladkieBulkiBusinessLogic.Implementations;
+
+internal class PostBusinessLogicContract(IPostStorageContract postStorageContract, ILogger logger) : IPostBusinessLogicContract
+{
+    private readonly ILogger _logger = logger;
+    private readonly IPostStorageContract _postStorageContract = postStorageContract;
+
+    public List<PostDataModel> GetAllPosts(bool onlyActive = true)
+    {
+        _logger.LogInformation("GetAllPosts params: {onlyActive}", onlyActive);
+        return _postStorageContract.GetList(onlyActive) ?? throw new NullListException();
+    }
+
+    public List<PostDataModel> GetAllDataOfPost(string postId)
+    {
+        _logger.LogInformation("GetAllDataOfPost for {postId}", postId);
+        if (postId.IsEmpty())
+        {
+            throw new ArgumentNullException(nameof(postId));
+        }
+        if (!postId.IsGuid())
+        {
+            throw new ValidationException("The value in the field postId is not a unique identifier.");
+        }
+        return _postStorageContract.GetPostWithHistory(postId) ?? throw new NullListException();
+    }
+
+    public PostDataModel GetPostByData(string data)
+    {
+        _logger.LogInformation("Get element by data: {data}", data);
+        if (data.IsEmpty())
+        {
+            throw new ArgumentNullException(nameof(data));
+        }
+        if (data.IsGuid())
+        {
+            return _postStorageContract.GetElementById(data) ?? throw new ElementNotFoundException(data);
+        }
+        return _postStorageContract.GetElementByName(data) ?? throw new ElementNotFoundException(data);
+    }
+
+    public void InsertPost(PostDataModel postDataModel)
+    {
+        _logger.LogInformation("New data: {json}", JsonSerializer.Serialize(postDataModel));
+        ArgumentNullException.ThrowIfNull(postDataModel);
+        postDataModel.Validate();
+        _postStorageContract.AddElement(postDataModel);
+    }
+
+    public void UpdatePost(PostDataModel postDataModel)
+    {
+        _logger.LogInformation("Update data: {json}", JsonSerializer.Serialize(postDataModel));
+        ArgumentNullException.ThrowIfNull(postDataModel);
+        postDataModel.Validate();
+        _postStorageContract.UpdElement(postDataModel);
+    }
+
+    public void DeletePost(string id)
+    {
+        _logger.LogInformation("Delete by id: {id}", id);
+        if (id.IsEmpty())
+        {
+            throw new ArgumentNullException(nameof(id));
+        }
+        if (!id.IsGuid())
+        {
+            throw new ValidationException("Id is not a unique identifier");
+        }
+        _postStorageContract.DelElement(id);
+    }
+
+    public void RestorePost(string id)
+    {
+        _logger.LogInformation("Restore by id: {id}", id);
+        if (id.IsEmpty())
+        {
+            throw new ArgumentNullException(nameof(id));
+        }
+        if (!id.IsGuid())
+        {
+            throw new ValidationException("Id is not a unique identifier");
+        }
+        _postStorageContract.ResElement(id);
+    }
+}

SladkieBulki/SladkieBulkiBusinessLogic/Implementations/ProductBusinessLogicContract.cs

@@ -0,0 +1,87 @@
+using Microsoft.Extensions.Logging;
+using SladkieBulkiContrakts.BusinessLogicsContracts;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.Extensions;
+using SladkieBulkiContrakts.StoragesContarcts;
+using System.Text.Json;
+
+namespace SladkieBulkiBusinessLogic.Implementations;
+
+internal class ProductBusinessLogicContract(IProductStorageContract productStorageContract, ILogger logger) : IProductBusinessLogicContract
+{
+    private readonly ILogger _logger = logger;
+    private readonly IProductStorageContract _productStorageContract = productStorageContract;
+
+
+
+    public List<ProductDataModel> GetAllProducts(bool onlyActive)
+    {
+        _logger.LogInformation("GetAllProducts params: {onlyActive}", onlyActive);
+        return _productStorageContract.GetList(onlyActive) ?? throw new NullListException();
+
+        //return [];
+    }
+
+    public List<ProductHistoryDataModel> GetProductHistoryByProduct(string productId)
+    {
+        _logger.LogInformation("GetProductHistoryByProduct for {productId}", productId);
+        if (productId.IsEmpty())
+        {
+            throw new ArgumentNullException(nameof(productId));
+        }
+        if (!productId.IsGuid())
+        {
+            throw new ValidationException("The value in the field productId is not a unique identifier.");
+        }
+        return _productStorageContract.GetHistoryByProductId(productId) ?? throw new NullListException();
+        
+        //return [];
+    }
+
+    public ProductDataModel GetProductByData(string data)
+    {
+        _logger.LogInformation("Get element by data: {data}", data);
+        if (data.IsEmpty())
+        {
+            throw new ArgumentNullException(nameof(data));
+        }
+        if (data.IsGuid())
+        {
+            return _productStorageContract.GetElementById(data) ?? throw new ElementNotFoundException(data);
+        }
+        return _productStorageContract.GetElementByName(data) ?? throw new ElementNotFoundException(data);
+
+        //return new("", "", "", 0, [], 0, false);
+    }
+
+    public void InsertProduct(ProductDataModel productDataModel)
+    {
+        _logger.LogInformation("New data: {json}", JsonSerializer.Serialize(productDataModel));
+        ArgumentNullException.ThrowIfNull(productDataModel);
+        productDataModel.Validate();
+        _productStorageContract.AddElement(productDataModel);
+    }
+
+    public void UpdateProduct(ProductDataModel productDataModel)
+    {
+        _logger.LogInformation("Update data: {json}", JsonSerializer.Serialize(productDataModel));
+        ArgumentNullException.ThrowIfNull(productDataModel);
+        productDataModel.Validate();
+        _productStorageContract.UpdElement(productDataModel);
+    }
+    public void DeleteProduct(string id)
+    {
+        _logger.LogInformation("Delete by id: {id}", id);
+        if (id.IsEmpty())
+        {
+            throw new ArgumentNullException(nameof(id));
+        }
+        if (!id.IsGuid())
+        {
+            throw new ValidationException("Id is not a unique identifier");
+        }
+        _productStorageContract.DelElement(id);
+    }
+
+}

SladkieBulki/SladkieBulkiBusinessLogic/Implementations/ProductionBusinessLogicContract.cs

@@ -0,0 +1,98 @@
+using Microsoft.Extensions.Logging;
+using SladkieBulkiContrakts.BusinessLogicsContracts;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.Extensions;
+using SladkieBulkiContrakts.StoragesContarcts;
+using System.Text.Json;
+
+namespace SladkieBulkiBusinessLogic.Implementations;
+
+internal class ProductionBusinessLogicContract(IProductionStorageContract productionStorageContract,ILogger logger) : IProductionBusinessLogicContract
+{
+    private readonly ILogger _logger = logger;
+    private readonly IProductionStorageContract _productionStorageContract = productionStorageContract;
+
+
+    public List<ProductionDataModel> GetAllSalesByPeriod(DateTime fromDate, DateTime toDate)
+    {
+        _logger.LogInformation("GetAllProductionsByPeriod params: {fromDate}, {toDate}", fromDate, toDate);
+        if (fromDate.IsDateNotOlder(toDate))
+        {
+            throw new IncorrectDatesException(fromDate, toDate);
+        }
+        return _productionStorageContract.GetList(fromDate, toDate) ?? throw new NullListException();
+    }
+
+    public List<ProductionDataModel> GetAllSalesByProductByPeriod(string productId, DateTime fromDate, DateTime toDate)
+    {
+        _logger.LogInformation("GetAllProductionsByProduct params: {productId}, {fromDate}, {toDate}", productId, fromDate, toDate);
+        if (fromDate.IsDateNotOlder(toDate))
+        {
+            throw new IncorrectDatesException(fromDate, toDate);
+        }
+        if (productId.IsEmpty())
+        {
+            throw new ArgumentNullException(nameof(productId));
+        }
+        if (!productId.IsGuid())
+        {
+            throw new ValidationException("The value in the field productId is not a unique identifier.");
+        }
+        return _productionStorageContract.GetList(fromDate, toDate, productId: productId) ?? throw new NullListException();
+    }
+
+    public List<ProductionDataModel> GetAllSalesByWorkerByPeriod(string workerId, DateTime fromDate, DateTime toDate)
+    {
+        _logger.LogInformation("GetAllProductionsByWorker params: {workerId}, {fromDate}, {toDate}", workerId, fromDate, toDate);
+        if (fromDate.IsDateNotOlder(toDate))
+        {
+            throw new IncorrectDatesException(fromDate, toDate);
+        }
+        if (workerId.IsEmpty())
+        {
+            throw new ArgumentNullException(nameof(workerId));
+        }
+        if (!workerId.IsGuid())
+        {
+            throw new ValidationException("The value in the field workerId is not a unique identifier.");
+        }
+        return _productionStorageContract.GetList(fromDate, toDate, workerId: workerId) ?? throw new NullListException();
+    }
+
+    public ProductionDataModel GetProductionByData(string data)
+    {
+        _logger.LogInformation("GetProductionByData: {data}", data);
+        if (data.IsEmpty())
+        {
+            throw new ArgumentNullException(nameof(data));
+        }
+        if (!data.IsGuid())
+        {
+            throw new ValidationException("Id is not a unique identifier");
+        }
+        return _productionStorageContract.GetElementById(data) ?? throw new ElementNotFoundException(data);
+    }
+
+    public void InsertProduction(ProductionDataModel productionDataModel)
+    {
+        _logger.LogInformation("InsertProduction: {json}", JsonSerializer.Serialize(productionDataModel));
+        ArgumentNullException.ThrowIfNull(productionDataModel);
+        productionDataModel.Validate();
+        _productionStorageContract.AddElement(productionDataModel);
+    }
+
+    public void CancelProduction(string id)
+    {
+        _logger.LogInformation("CancelProduction by id: {id}", id);
+        if (id.IsEmpty())
+        {
+            throw new ArgumentNullException(nameof(id));
+        }
+        if (!id.IsGuid())
+        {
+            throw new ValidationException("Id is not a unique identifier");
+        }
+        _productionStorageContract.DelElement(id);
+    }
+}

SladkieBulki/SladkieBulkiBusinessLogic/Implementations/SalaryBusinessLogicContract.cs

@@ -0,0 +1,71 @@
+using Microsoft.Extensions.Logging;
+using SladkieBulkiContrakts.BusinessLogicsContracts;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.Extensions;
+using SladkieBulkiContrakts.StoragesContarcts;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiBusinessLogic.Implementations;
+
+internal class SalaryBusinessLogicContract(ISalaryStorageContract salaryStorageContract, IProductionStorageContract productionStorageContract, IPostStorageContract postStorageContract, IWorkerStorageContract workerStorageContract, ILogger logger) : ISalaryBusinessLogicContract
+{
+    private readonly ILogger _logger = logger;
+    private readonly ISalaryStorageContract _salaryStorageContract =
+    salaryStorageContract;
+    private readonly IProductionStorageContract _productionStorageContract = productionStorageContract;
+    private readonly IPostStorageContract _postStorageContract =
+    postStorageContract;
+    private readonly IWorkerStorageContract _workerStorageContract =
+    workerStorageContract;
+
+    public List<SalaryDataModel> GetAllSalariesByPeriod(DateTime fromDate, DateTime toDate)
+    {
+        _logger.LogInformation("GetAllSalaries params: {fromDate}, {toDate}", fromDate, toDate);
+        if (fromDate.IsDateNotOlder(toDate))
+        {
+            throw new IncorrectDatesException(fromDate, toDate);
+        }
+        return _salaryStorageContract.GetList(fromDate, toDate) ?? throw new NullListException();
+    }
+
+    public List<SalaryDataModel> GetAllSalariesByPeriodByWorker(DateTime fromDate, DateTime toDate, string workerId)
+    {
+        if (fromDate.IsDateNotOlder(toDate))
+        {
+            throw new IncorrectDatesException(fromDate, toDate);
+        }
+        if (workerId.IsEmpty())
+        {
+            throw new ArgumentNullException(nameof(workerId));
+        }
+        if (!workerId.IsGuid())
+        {
+            throw new ValidationException("The value in the field workerId is not a unique identifier.");
+        }
+        _logger.LogInformation("GetAllSalaries params: {fromDate}, {toDate}, {workerId}", fromDate, toDate, workerId);
+        return _salaryStorageContract.GetList(fromDate, toDate, workerId) ?? throw new NullListException();
+    }
+
+    public void CalculateSalaryByMounth(DateTime date)
+    {
+        _logger.LogInformation("CalculateSalaryByMounth: {date}", date);
+        var startDate = new DateTime(date.Year, date.Month, 1);
+        var finishDate = new DateTime(date.Year, date.Month, DateTime.DaysInMonth(date.Year, date.Month));
+        var workers = _workerStorageContract.GetList() ?? throw new NullListException();
+        foreach (var worker in workers)
+        {
+            var sales = _productionStorageContract.GetList(startDate, finishDate, workerId: worker.Id)?.Sum(x => x.Sum) ??
+                throw new NullListException();
+            var post = _postStorageContract.GetElementById(worker.PostId) ??
+                throw new NullListException();
+            var salary = post.Salary + sales * 0.1;
+            _logger.LogDebug("The employee {workerId} was paid a salary of {salary}", worker.Id, salary);
+            _salaryStorageContract.AddElement(new SalaryDataModel(worker.Id, finishDate, salary));
+        }
+    }
+}

SladkieBulki/SladkieBulkiBusinessLogic/Implementations/WorkerBusinessLogicContract.cs

@@ -0,0 +1,99 @@
+using Microsoft.Extensions.Logging;
+using SladkieBulkiContrakts.BusinessLogicsContracts;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.Extensions;
+using SladkieBulkiContrakts.StoragesContarcts;
+using System.Text.Json;
+
+namespace SladkieBulkiBusinessLogic.Implementations;
+
+internal class WorkerBusinessLogicContract(IWorkerStorageContract workerStorageContract,ILogger logger) : IWorkerBusinessLogicContract
+{
+    private readonly IWorkerStorageContract _workerStorageContract = workerStorageContract;
+    private readonly ILogger _logger = logger;
+
+    public List<WorkerDataModel> GetAllWorkers(bool onlyActive = true)
+    {
+        _logger.LogInformation("GetAllWorkers params: {onlyActive}", onlyActive);
+        return _workerStorageContract.GetList(onlyActive) ?? throw new NullListException();
+    }
+
+    public List<WorkerDataModel> GetAllWorkersByPost(string postId, bool onlyActive = true)
+    {
+        _logger.LogInformation("GetAllWorkers params: {postId}, {onlyActive},", postId, onlyActive);
+        if (postId.IsEmpty())
+        {
+            throw new ArgumentNullException(nameof(postId));
+        }
+        if (!postId.IsGuid())
+        {
+            throw new ValidationException("The value in the field postId is not a unique identifier.");
+        }
+        return _workerStorageContract.GetList(onlyActive, postId) ?? throw new NullListException();
+    }
+
+    public List<WorkerDataModel> GetAllWorkersByBirthDate(DateTime fromDate, DateTime toDate, bool onlyActive = true)
+    {
+        _logger.LogInformation("GetAllWorkers params: {onlyActive}, {fromDate}, {toDate}", onlyActive, fromDate, toDate);
+        if (fromDate.IsDateNotOlder(toDate))
+        {
+            throw new IncorrectDatesException(fromDate, toDate);
+        }
+        return _workerStorageContract.GetList(onlyActive, fromBirthDate: fromDate, toBirthDate: toDate) ?? throw new NullListException();
+    }
+
+    public List<WorkerDataModel> GetAllWorkersByEmploymentDate(DateTime fromDate, DateTime toDate, bool onlyActive = true)
+    {
+        _logger.LogInformation("GetAllWorkers params: {onlyActive}, {fromDate}, {toDate}", onlyActive, fromDate, toDate);
+        if (fromDate.IsDateNotOlder(toDate))
+        {
+            throw new IncorrectDatesException(fromDate, toDate);
+        }
+        return _workerStorageContract.GetList(onlyActive, fromEmploymentDate: fromDate, toEmploymentDate: toDate) ?? throw new NullListException();
+    }
+
+    public WorkerDataModel GetWorkerByData(string data)
+    {
+        _logger.LogInformation("Get element by data: {data}", data);
+        if (data.IsEmpty())
+        {
+            throw new ArgumentNullException(nameof(data));
+        }
+        if (data.IsGuid())
+        {
+            return _workerStorageContract.GetElementById(data) ?? throw new ElementNotFoundException(data);
+        }
+        return _workerStorageContract.GetElementByFIO(data) ?? throw new ElementNotFoundException(data);
+    }
+
+    public void InsertWorker(WorkerDataModel workerDataModel)
+    {
+        _logger.LogInformation("New data: {json}", JsonSerializer.Serialize(workerDataModel));
+        ArgumentNullException.ThrowIfNull(workerDataModel);
+        workerDataModel.Validate();
+        _workerStorageContract.AddElement(workerDataModel);
+    }
+
+    public void UpdateWorker(WorkerDataModel workerDataModel)
+    {
+        _logger.LogInformation("Update data: {json}", JsonSerializer.Serialize(workerDataModel));
+        ArgumentNullException.ThrowIfNull(workerDataModel);
+        workerDataModel.Validate();
+        _workerStorageContract.UpdElement(workerDataModel);
+    }
+
+    public void DeleteWorker(string id)
+    {
+        _logger.LogInformation("Delete by id: {id}", id);
+        if (id.IsEmpty())
+        {
+            throw new ArgumentNullException(nameof(id));
+        }
+        if (!id.IsGuid())
+        {
+            throw new ValidationException("Id is not a unique identifier");
+        }
+        _workerStorageContract.DelElement(id);
+    }
+}

SladkieBulki/SladkieBulkiBusinessLogic/SladkieBulkiBusinessLogic.csproj

@@ -0,0 +1,22 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+	
+	<ItemGroup>
+		<InternalsVisibleTo Include="SladkieBulkiTests" />
+		<InternalsVisibleTo Include="DynamicProxyGenAssembly2" />
+	</ItemGroup>
+	
+	<ItemGroup>
+	  <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="9.0.1" />
+	</ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\SladkieBulkiContrakts\SladkieBulkiContrakts.csproj" />
+  </ItemGroup>
+
+</Project>

SladkieBulki/SladkieBulkiContrakts/BusinessLogicsContracts/IIngredientBusinessLogicContract.cs

@@ -0,0 +1,23 @@
+using SladkieBulkiContrakts.DataModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.BusinessLogicsContracts;
+
+public interface IIngredientBusinessLogicContract
+{
+    List<IngredientDataModel> GetAllIngredients();
+
+    List<IngredientDataModel> GetIngredientsBySizeUnit(string sizeUnit);
+
+    IngredientDataModel? GetIngredientByName(string name);
+
+    IngredientDataModel? GetIngredientById(string id);
+
+    void InsertIngredient(IngredientDataModel ingredientDataModel);
+
+    void UpdateIngredient(IngredientDataModel ingredientDataModel);
+}

SladkieBulki/SladkieBulkiContrakts/BusinessLogicsContracts/IPostBusinessLogicContract.cs

@@ -0,0 +1,20 @@
+using SladkieBulkiContrakts.DataModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.BusinessLogicsContracts;
+
+public interface IPostBusinessLogicContract
+{
+    List<PostDataModel> GetAllPosts(bool onlyActive);
+    List<PostDataModel> GetAllDataOfPost(string postId);
+    PostDataModel GetPostByData(string data);
+    void InsertPost(PostDataModel postDataModel);
+    void UpdatePost(PostDataModel postDataModel);
+    void DeletePost(string id);
+    void RestorePost(string id);
+
+}

SladkieBulki/SladkieBulkiContrakts/BusinessLogicsContracts/IProductBusinessLogicContract.cs

@@ -0,0 +1,19 @@
+using SladkieBulkiContrakts.DataModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.BusinessLogicsContracts;
+
+public interface IProductBusinessLogicContract
+{
+    List<ProductDataModel> GetAllProducts(bool onlyActive = true);
+    List<ProductHistoryDataModel> GetProductHistoryByProduct(string productId);
+    ProductDataModel GetProductByData(string data);
+    void InsertProduct(ProductDataModel productDataModel);
+    void UpdateProduct(ProductDataModel productDataModel);
+    void DeleteProduct(string id);
+
+}

SladkieBulki/SladkieBulkiContrakts/BusinessLogicsContracts/IProductionBusinessLogicContract.cs

@@ -0,0 +1,18 @@
+using SladkieBulkiContrakts.DataModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.BusinessLogicsContracts;
+
+public interface IProductionBusinessLogicContract
+{
+    List<ProductionDataModel> GetAllSalesByPeriod(DateTime fromDate, DateTime toDate);
+    List<ProductionDataModel> GetAllSalesByWorkerByPeriod(string workerId, DateTime fromDate, DateTime toDate);
+    List<ProductionDataModel> GetAllSalesByProductByPeriod(string productId, DateTime fromDate, DateTime toDate);
+    ProductionDataModel GetProductionByData(string data);
+    void InsertProduction(ProductionDataModel productionDataModel);
+    void CancelProduction(string id);
+}

SladkieBulki/SladkieBulkiContrakts/BusinessLogicsContracts/ISalaryBusinessLogicContract.cs

@@ -0,0 +1,15 @@
+using SladkieBulkiContrakts.DataModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.BusinessLogicsContracts;
+
+public interface ISalaryBusinessLogicContract
+{
+    List<SalaryDataModel> GetAllSalariesByPeriod(DateTime fromDate, DateTime toDate);
+    List<SalaryDataModel> GetAllSalariesByPeriodByWorker(DateTime fromDate, DateTime toDate, string workerId);
+    void CalculateSalaryByMounth(DateTime date);
+}

SladkieBulki/SladkieBulkiContrakts/BusinessLogicsContracts/IWorkerBusinessLogicContract.cs

@@ -0,0 +1,20 @@
+using SladkieBulkiContrakts.DataModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.BusinessLogicsContracts;
+
+public interface IWorkerBusinessLogicContract
+{
+    List<WorkerDataModel> GetAllWorkers(bool onlyActive = true);
+    List<WorkerDataModel> GetAllWorkersByPost(string postId, bool onlyActive = true);
+    List<WorkerDataModel> GetAllWorkersByBirthDate(DateTime fromDate, DateTime toDate, bool onlyActive = true);
+    List<WorkerDataModel> GetAllWorkersByEmploymentDate(DateTime fromDate, DateTime toDate, bool onlyActive = true);
+    WorkerDataModel GetWorkerByData(string data);
+    void InsertWorker(WorkerDataModel workerDataModel);
+    void UpdateWorker(WorkerDataModel workerDataModel);
+    void DeleteWorker(string id);
+}

SladkieBulki/SladkieBulkiContrakts/DataModels/IngredientDataModel.cs

@@ -8,10 +8,10 @@ using System.Threading.Tasks;
 
 namespace SladkieBulkiContrakts.DataModels;
 
-public class IngredientDataModel(string id, string nameIngridients, string sizeInit, double initPrice) : IValidation
+public class IngredientDataModel(string id, string NameIngredients, string sizeInit, double initPrice) : IValidation
 {
     public string Id { get; private set; } = id;
-    public string NameIngridients { get; private set; } = nameIngridients;
+    public string NameIngredients { get; private set; } = NameIngredients;
     public string SizeInit { get; private set; } = sizeInit;
     public double InitPrice { get; private set; } = initPrice;
 
@@ -21,8 +21,8 @@ public class IngredientDataModel(string id, string nameIngridients, string sizeI
             throw new ValidationException("Field Id is empty");
         if (!Id.IsGuid())
             throw new ValidationException("The value in the field Id is not a unique identifier");
-        if (NameIngridients.IsEmpty())
-            throw new ValidationException("Field NameIngridients is empty");
+        if (NameIngredients.IsEmpty())
+            throw new ValidationException("Field NameIngredients is empty");
         if (SizeInit.IsEmpty())
             throw new ValidationException("Field SizeInit is empty");
         if (InitPrice <= 0)

SladkieBulki/SladkieBulkiContrakts/DataModels/PostDataModel.cs

@@ -10,24 +10,30 @@ using System.Xml;
 
 namespace SladkieBulkiContrakts.DataModels;
 
-public class PostDataModel(string id, string postName, PostType postType, double salary) : IValidation
+public class PostDataModel(string postId, string postName, PostType postType, double salary, bool isActual, DateTime changeDate) : IValidation
 {
-    public string Id { get; private set; } = id;
+    public string Id { get; private set; } = postId;
     public string PostName { get; private set; } = postName;
     public PostType PostType { get; private set; } = postType;
-    public double Salary { get; private set; } = salary; // Ставка за 1 булку тк по заданию зп на основе изготовленной продукции
+    public double Salary { get; private set; } = salary;
+    public bool IsActual { get; private set; } = isActual;
+    public DateTime ChangeDate { get; private set; } = changeDate;
+
     public void Validate()
     {
         if (Id.IsEmpty())
             throw new ValidationException("Field Id is empty");
+
         if (!Id.IsGuid())
             throw new ValidationException("The value in the field Id is not a unique identifier");
+
         if (PostName.IsEmpty())
             throw new ValidationException("Field PostName is empty");
+
         if (PostType == PostType.None)
             throw new ValidationException("Field PostType is empty");
+
         if (Salary <= 0)
             throw new ValidationException("Field Salary is empty");
     }
 }
-

SladkieBulki/SladkieBulkiContrakts/DataModels/ProductDataModel.cs

@@ -10,7 +10,7 @@ using System.Xml;
 
 namespace SladkieBulkiContrakts.DataModels;
 
-public class ProductDataModel (string id, string name, string description, ProductType productType, int unitPrice, bool isDeleted) : IValidation
+public class ProductDataModel (string id, string name, string description, ProductType productType, List<ProductIngredientDataModel> productIngredients, int unitPrice, bool isDeleted) : IValidation
 {
     public string Id { get; private set; } = id;
 
@@ -20,10 +20,13 @@ public class ProductDataModel (string id, string name, string description, Produ
 
     public ProductType ProductType { get; private set; } = productType;
 
+    public List<ProductIngredientDataModel> Ingredients { get; private set; } = productIngredients;
+
     public int UnitPrice { get; private set; } = unitPrice;
 
     public bool IsDeleted { get; private set; } = isDeleted;
 
+
     public void Validate()
     {
         if (Id.IsEmpty())
@@ -38,5 +41,7 @@ public class ProductDataModel (string id, string name, string description, Produ
             throw new ValidationException("Field ProductType is empty");
         if (UnitPrice <= 0)
             throw new ValidationException("Field UnitPrice must be greater than zero");
+        if (Ingredients == null || Ingredients.Count == 0) 
+            throw new ValidationException("No ingredients defined");
     }
 }

SladkieBulki/SladkieBulkiContrakts/DataModels/ProductionDataModel.cs

@@ -1,14 +1,7 @@
 using SladkieBulkiContrakts.Extensions;
 using SladkieBulkiContrakts.Infrastructure;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
-namespace SladkieBulkiContrakts.DataModels;
-
-public class ProductionDataModel(string id, DateTime productionDate, int count, double sum, string workerId, string productId, List<ProductIngredientDataModel>? products) : IValidation
+public class ProductionDataModel(string id, DateTime productionDate, int count, double sum, string workerId, string productId) : IValidation
 {
     public string Id { get; private set; } = id;
     public DateTime ProductionDate { get; private set; } = productionDate;
@@ -16,7 +9,6 @@ public class ProductionDataModel(string id, DateTime productionDate, int count,
     public double Sum { get; private set; } = sum;
     public string WorkerId { get; private set; } = workerId;
     public string ProductId { get; private set; } = productId;
-    public List<ProductIngredientDataModel>? Products { get; private set; } = products;
 
     public void Validate()
     {
@@ -38,8 +30,5 @@ public class ProductionDataModel(string id, DateTime productionDate, int count,
             throw new ValidationException("The value in the field ProductId is not a unique identifier");
         if (Sum <= 0)
             throw new ValidationException("Field Sum is less than or equal to 0");
-        if ((Products?.Count ?? 0) == 0)
-            throw new ValidationException("The sale must include products");
     }
-
-}
+}

SladkieBulki/SladkieBulkiContrakts/DataModels/SalaryDataModel.cs

@@ -12,14 +12,14 @@ public class SalaryDataModel(string workerId, DateTime salaryDate, double worker
 {
     public string WorkerId { get; private set; } = workerId;
     public DateTime SalaryDate { get; private set; } = salaryDate;
-    public double Salary { get; private set; } = workerSalary;
+    public double WorkerSalary { get; private set; } = workerSalary;
     public void Validate()
     {
         if (WorkerId.IsEmpty())
             throw new ValidationException("Field WorkerId is empty");
         if (!WorkerId.IsGuid())
             throw new ValidationException("The value in the field WorkerId is not a unique identifier");
-        if (Salary <= 0)
+        if (WorkerSalary <= 0)
             throw new ValidationException("Field Salary is less than or equal to 0");
     }
 }

SladkieBulki/SladkieBulkiContrakts/Enums/PostType.cs

@@ -11,6 +11,6 @@ public enum PostType
     None = 0,
     Preform = 1, // Заготовщик
     Manufacturer = 2, // Изготовитель
-    packer = 3 // Упаковщик
+    Packer = 3 // Упаковщик
 
 }

SladkieBulki/SladkieBulkiContrakts/Exceptions/ElementDeletedException.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.Exceptions;
+
+public class ElementDeletedException : Exception
+{
+    public ElementDeletedException(string id) : base($"Cannot modify a deleted item (id: {id})") { }
+}

SladkieBulki/SladkieBulkiContrakts/Exceptions/ElementExistsException.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.Exceptions;
+
+public class ElementExistsException : Exception
+{
+    public string ParamName { get; private set; }
+    public string ParamValue { get; private set; }
+    public ElementExistsException(string paramName, string paramValue) : base($"There is already an element with value{paramValue} of parameter {paramName}")
+    {
+        ParamName = paramName;
+        ParamValue = paramValue;
+    }
+}

SladkieBulki/SladkieBulkiContrakts/Exceptions/ElementNotFoundException.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.Exceptions;
+
+public class ElementNotFoundException : Exception
+
+{
+    public string Value { get; private set; }
+    public ElementNotFoundException(string value) : base($"Element not found at value = { value}")
+    {
+        Value = value;
+    }
+}

SladkieBulki/SladkieBulkiContrakts/Exceptions/IncorrectDatesException.cs

@@ -0,0 +1,10 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+public class IncorrectDatesException : Exception
+{
+    public IncorrectDatesException(DateTime start, DateTime end) : base($"The end date must be later than the start date.. StartDate: {start:dd.MM.YYYY}. EndDate: {end:dd.MM.YYYY}") { }
+}

SladkieBulki/SladkieBulkiContrakts/Exceptions/NullListException.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.Exceptions;
+
+public class NullListException : Exception
+{
+    public NullListException() : base("The returned list is null") { }
+}

SladkieBulki/SladkieBulkiContrakts/Exceptions/StorageException.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.Exceptions;
+
+public class StorageException : Exception
+{
+    public StorageException(Exception ex) : base($"Error while working in storage: { ex.Message}", ex) { }
+}

SladkieBulki/SladkieBulkiContrakts/Extensions/DateTimeExtensions.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.Extensions;
+
+public static class DateTimeExtensions
+{
+    public static bool IsDateNotOlder(this DateTime date, DateTime olderDate)
+    {
+        return date >= olderDate;
+    }
+}

SladkieBulki/SladkieBulkiContrakts/Infrastructure/IConfigurationDatabase.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.Infrastructure;
+
+public interface IConfigurationDatabase
+{
+    string ConnectionString { get; }
+}

SladkieBulki/SladkieBulkiContrakts/StoragesContarcts/IIngredientStorageContract.cs

@@ -0,0 +1,25 @@
+using SladkieBulkiContrakts.DataModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.StoragesContarcts;
+
+public interface IIngredientStorageContract
+{
+    List<IngredientDataModel> GetList();
+
+    // Получить ингредиенты по единице измерения
+    List<IngredientDataModel>? GetElementBySizeUnit(string sizeInit);
+
+    IngredientDataModel? GetElementById(string id);
+
+    IngredientDataModel? GetElementByName(string name);
+
+    void AddElement(IngredientDataModel ingredientDataModel);
+
+    void UpdElement(IngredientDataModel ingredientDataModel);
+
+}

SladkieBulki/SladkieBulkiContrakts/StoragesContarcts/IPostStorageContract.cs

@@ -0,0 +1,21 @@
+using SladkieBulkiContrakts.DataModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.StoragesContarcts;
+
+public interface IPostStorageContract
+{
+    List<PostDataModel> GetList(bool onlyActual = true);
+    List<PostDataModel> GetPostWithHistory(string postId);
+    PostDataModel? GetElementById(string id);
+    PostDataModel? GetElementByName(string name);
+    void AddElement(PostDataModel postDataModel);
+    void UpdElement(PostDataModel postDataModel);
+    void DelElement(string id);
+    void ResElement(string id);
+
+}

SladkieBulki/SladkieBulkiContrakts/StoragesContarcts/IProductStorageContract.cs

@@ -0,0 +1,21 @@
+using SladkieBulkiContrakts.DataModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.StoragesContarcts;
+
+public interface IProductStorageContract
+{
+    List<ProductDataModel> GetList(bool onlyActive = true);
+    List<ProductHistoryDataModel> GetHistoryByProductId(string productId);
+    ProductDataModel? GetElementById(string id);
+    ProductDataModel? GetElementByName(string name);
+    void AddElement(ProductDataModel productDataModel);
+    void UpdElement(ProductDataModel productDataModel);
+    void DelElement(string id);
+
+
+}

SladkieBulki/SladkieBulkiContrakts/StoragesContarcts/IProductionStorageContract.cs

@@ -0,0 +1,16 @@
+using SladkieBulkiContrakts.DataModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.StoragesContarcts;
+
+public interface IProductionStorageContract
+{
+    List<ProductionDataModel> GetList(DateTime? startDate = null, DateTime? endDate = null, string? workerId = null, string? productId = null);
+    ProductionDataModel? GetElementById(string id);
+    void AddElement(ProductionDataModel productionDataModel);
+    void DelElement(string id);
+}

SladkieBulki/SladkieBulkiContrakts/StoragesContarcts/ISalaryStorageContract.cs

@@ -0,0 +1,14 @@
+using SladkieBulkiContrakts.DataModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.StoragesContarcts;
+
+public interface ISalaryStorageContract
+{
+    List<SalaryDataModel> GetList(DateTime startDate, DateTime endDate, string? workerId = null);
+    void AddElement(SalaryDataModel salaryDataModel);
+}

SladkieBulki/SladkieBulkiContrakts/StoragesContarcts/IWorkerStorageContract.cs

@@ -0,0 +1,18 @@
+using SladkieBulkiContrakts.DataModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiContrakts.StoragesContarcts;
+
+public interface IWorkerStorageContract
+{
+    List<WorkerDataModel> GetList(bool onlyActive = true, string? postId = null, DateTime? fromBirthDate = null, DateTime? toBirthDate = null, DateTime? fromEmploymentDate = null, DateTime? toEmploymentDate = null);
+    WorkerDataModel? GetElementById(string id);
+    WorkerDataModel? GetElementByFIO(string fio);
+    void AddElement(WorkerDataModel workerDataModel);
+    void UpdElement(WorkerDataModel workerDataModel);
+    void DelElement(string id);
+}

SladkieBulki/SladkieBulkiDatabase/Implementations/IngredientStorageContract.cs

@@ -0,0 +1,138 @@
+using AutoMapper;
+using Microsoft.EntityFrameworkCore;
+using Npgsql;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.StoragesContarcts;
+using SladkieBulkiDatabase.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiDatabase.Implementations;
+
+internal class IngredientStorageContract : IIngredientStorageContract
+{
+    private readonly SladkieBulkiDbContext _dbContext;
+    private readonly Mapper _mapper;
+
+    public IngredientStorageContract(SladkieBulkiDbContext sladkieBulkiDbContext)
+    {
+        _dbContext = sladkieBulkiDbContext;
+        var config = new MapperConfiguration(cfg =>
+        {
+            cfg.CreateMap<Ingredient, IngredientDataModel>();
+            cfg.CreateMap<IngredientDataModel, Ingredient>();
+        });
+        _mapper = new Mapper(config);
+    }
+
+    public List<IngredientDataModel> GetList()
+    {
+        try
+        {
+            return [.. _dbContext.Ingredients.Select(x => _mapper.Map<IngredientDataModel>(x))];
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public IngredientDataModel? GetElementById(string id)
+    {
+        try
+        {
+            return _mapper.Map<IngredientDataModel>(GetIngredientById(id));
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public IngredientDataModel? GetElementByName(string nameIngredients)
+    {
+        try
+        {
+            return _mapper.Map<IngredientDataModel>(_dbContext.Ingredients.FirstOrDefault(x => x.NameIngredients == nameIngredients));
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public List<IngredientDataModel>? GetElementBySizeUnit(string sizeInit)
+    {
+        try
+        {
+            var ingredients = _dbContext.Ingredients.Where(x => x.SizeInit == sizeInit).ToList();
+
+            return _mapper.Map<List<IngredientDataModel>>(ingredients);
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public void AddElement(IngredientDataModel ingredientDataModel)
+    {
+        try
+        {
+            _dbContext.Ingredients.Add(_mapper.Map<Ingredient>(ingredientDataModel));
+            _dbContext.SaveChanges();
+        }
+        catch (InvalidOperationException ex) when (ex.TargetSite?.Name == "ThrowIdentityConflict")
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new ElementExistsException("Id", ingredientDataModel.Id);
+        }
+        catch (DbUpdateException ex) when (ex.InnerException is PostgresException { ConstraintName: "IX_Ingredients_NameIngridients" })
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new ElementExistsException("NameIngredients", ingredientDataModel.NameIngredients);
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+
+    public void UpdElement(IngredientDataModel ingredientDataModel)
+    {
+        try
+        {
+            var element = GetIngredientById(ingredientDataModel.Id) ?? throw new ElementNotFoundException(ingredientDataModel.Id);
+            _dbContext.Ingredients.Update(_mapper.Map(ingredientDataModel, element));
+            _dbContext.SaveChanges();
+        }
+        catch (ElementNotFoundException)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw;
+        }
+        catch (DbUpdateException ex) when (ex.InnerException is PostgresException { ConstraintName: "IX_Ingredients_NameIngridients" })
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new ElementExistsException("NameIngredients", ingredientDataModel.NameIngredients);
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    private Ingredient? GetIngredientById(string id) => _dbContext.Ingredients.FirstOrDefault(x => x.Id == id);
+
+}

SladkieBulki/SladkieBulkiDatabase/Implementations/PostStorageContract.cs

@@ -0,0 +1,195 @@
+using AutoMapper;
+using Microsoft.EntityFrameworkCore;
+using Npgsql;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.StoragesContarcts;
+using SladkieBulkiDatabase.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiDatabase.Implementations;
+
+internal class PostStorageContract : IPostStorageContract
+{
+    private readonly SladkieBulkiDbContext _dbContext;
+    private readonly Mapper _mapper;
+
+    public PostStorageContract(SladkieBulkiDbContext dbContext)
+    {
+        _dbContext = dbContext;
+        var config = new MapperConfiguration(cfg =>
+        {
+            cfg.CreateMap<Post, PostDataModel>()
+                .ForMember(x => x.Id, x => x.MapFrom(src => src.PostId));
+            cfg.CreateMap<PostDataModel, Post>()
+                .ForMember(x => x.Id, x => x.Ignore())
+                .ForMember(x => x.PostId, x => x.MapFrom(src => src.Id))
+                .ForMember(x => x.IsActual, x => x.MapFrom(src => true))
+                .ForMember(x => x.ChangeDate, x => x.MapFrom(src => DateTime.UtcNow));
+        });
+        _mapper = new Mapper(config);
+    }
+
+    public List<PostDataModel> GetList(bool onlyActual = true)
+    {
+        try
+        {
+            var query = _dbContext.Posts.AsQueryable();
+            if (onlyActual)
+            {
+                query = query.Where(x => x.IsActual);
+            }
+            return [.. query.Select(x => _mapper.Map<PostDataModel>(x))];
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public List<PostDataModel> GetPostWithHistory(string postId)
+    {
+        try
+        {
+            return [.. _dbContext.Posts.Where(x => x.PostId == postId).Select(x => _mapper.Map<PostDataModel>(x))];
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public PostDataModel? GetElementById(string id)
+    {
+        try
+        {
+            return _mapper.Map<PostDataModel>(_dbContext.Posts.FirstOrDefault(x => x.PostId == id && x.IsActual));
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public PostDataModel? GetElementByName(string name)
+    {
+        try
+        {
+            return _mapper.Map<PostDataModel>(_dbContext.Posts.FirstOrDefault(x => x.PostName == name && x.IsActual));
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public void AddElement(PostDataModel postDataModel)
+    {
+        try
+        {
+            _dbContext.Posts.Add(_mapper.Map<Post>(postDataModel));
+            _dbContext.SaveChanges();
+        }
+        catch (DbUpdateException ex) when (ex.InnerException is PostgresException { ConstraintName: "IX_Posts_PostName_IsActual" })
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new ElementExistsException("PostName", postDataModel.PostName);
+        }
+        catch (DbUpdateException ex) when (ex.InnerException is PostgresException { ConstraintName: "IX_Posts_PostId_IsActual" })
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new ElementExistsException("PostId", postDataModel.Id);
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public void UpdElement(PostDataModel postDataModel)
+    {
+        try
+        {
+            var transaction = _dbContext.Database.BeginTransaction();
+            try
+            {
+                var element = GetPostById(postDataModel.Id) ?? throw new ElementNotFoundException(postDataModel.Id);
+                if (!element.IsActual)
+                {
+                    throw new ElementDeletedException(postDataModel.Id);
+                }
+                element.IsActual = false;
+                _dbContext.SaveChanges();
+                var newElement = _mapper.Map<Post>(postDataModel);
+                _dbContext.Posts.Add(newElement);
+                _dbContext.SaveChanges();
+                transaction.Commit();
+            }
+            catch
+            {
+                transaction.Rollback();
+                throw;
+            }
+        }
+        catch (DbUpdateException ex) when (ex.InnerException is PostgresException { ConstraintName: "IX_Posts_PostName_IsActual" })
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new ElementExistsException("PostName", postDataModel.PostName);
+        }
+        catch (Exception ex) when (ex is ElementDeletedException || ex is ElementNotFoundException)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw;
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public void DelElement(string id)
+    {
+        try
+        {
+            var element = GetPostById(id) ?? throw new ElementNotFoundException(id);
+            if (!element.IsActual)
+            {
+                throw new ElementDeletedException(id);
+            }
+            element.IsActual = false;
+            _dbContext.SaveChanges();
+        }
+        catch
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw;
+        }
+    }
+
+    public void ResElement(string id)
+    {
+        try
+        {
+            var element = GetPostById(id) ?? throw new ElementNotFoundException(id);
+            element.IsActual = true;
+            _dbContext.SaveChanges();
+        }
+        catch
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw;
+        }
+    }
+
+    private Post? GetPostById(string id) => _dbContext.Posts.Where(x => x.PostId == id).OrderByDescending(x => x.ChangeDate).FirstOrDefault();
+}

SladkieBulki/SladkieBulkiDatabase/Implementations/ProductStorageContract.cs

@@ -0,0 +1,213 @@
+using AutoMapper;
+using Microsoft.EntityFrameworkCore;
+using Npgsql;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.StoragesContarcts;
+using SladkieBulkiDatabase.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiDatabase.Implementations;
+
+internal class ProductStorageContract : IProductStorageContract
+{
+    private readonly SladkieBulkiDbContext _dbContext;
+    private readonly Mapper _mapper;
+
+    public ProductStorageContract(SladkieBulkiDbContext dbContext)
+    {
+        _dbContext = dbContext;
+        var config = new MapperConfiguration(cfg =>
+        {
+            cfg.CreateMap<ProductIngredient, ProductIngredientDataModel>();
+            cfg.CreateMap<ProductIngredientDataModel, ProductIngredient>();
+            cfg.CreateMap<Product, ProductDataModel>();
+            cfg.CreateMap<ProductDataModel, Product>()
+                .ForMember(x => x.IsDeleted, x => x.MapFrom(src => false))
+                .ForMember(x => x.ProductIngredients, x => x.MapFrom(src => src.Ingredients));
+            cfg.CreateMap<ProductHistory, ProductHistoryDataModel>();
+        });
+        _mapper = new Mapper(config);
+    }
+
+
+    public List<ProductDataModel> GetList(bool onlyActive = true)
+    {
+        try
+        {
+            var query = _dbContext.Products.Include(x => x.ProductIngredients).AsQueryable();
+            if (onlyActive)
+            {
+                query = query.Where(x => !x.IsDeleted);
+            }
+            return [.. query.Select(x => _mapper.Map<ProductDataModel>(x))];
+
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public List<ProductHistoryDataModel> GetHistoryByProductId(string productId)
+    {
+        try
+        {
+            return _dbContext.ProductHistories
+              .Where(x => x.ProductId == productId)
+              .OrderByDescending(x => x.ChangeDate)
+              .Select(x => _mapper.Map<ProductHistoryDataModel>(x)).ToList();
+
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public ProductDataModel? GetElementById(string id)
+    {
+        try
+        {
+            return _mapper.Map<ProductDataModel>(GetProductById(id));
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public ProductDataModel? GetElementByName(string name)
+    {
+        try
+        {
+            return _mapper.Map<ProductDataModel>(
+                _dbContext.Products.FirstOrDefault(x => x.Name == name && !x.IsDeleted));
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public void AddElement(ProductDataModel productDataModel)
+    {
+        try
+        {
+            _dbContext.Products.Add(_mapper.Map<Product>(productDataModel));
+            _dbContext.SaveChanges();
+        }
+        catch (InvalidOperationException ex) when (ex.TargetSite?.Name == "ThrowIdentityConflict")
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new ElementExistsException("Id", productDataModel.Id);
+        }
+        catch (DbUpdateException ex) when (ex.InnerException is PostgresException pgEx &&
+                                            pgEx.ConstraintName == "IX_Products_Name_IsDeleted")
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new ElementExistsException("Name", productDataModel.Name);
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+
+    public void UpdElement(ProductDataModel productDataModel)
+    {
+        try
+        {
+            using var transaction = _dbContext.Database.BeginTransaction();
+            try
+            {
+                var element = GetProductById(productDataModel.Id)
+                              ?? throw new ElementNotFoundException(productDataModel.Id);
+
+                if (element.IsDeleted)
+                    throw new ElementDeletedException(productDataModel.Id);
+
+                // Проверяем, если цена изменилась, то добавляем её в историю
+                if (element.UnitPrice != productDataModel.UnitPrice)
+                {
+                    _dbContext.ProductHistories.Add(new ProductHistory
+                    {
+                        ProductId = element.Id,
+                        OldPrice = element.UnitPrice
+                    });
+                    _dbContext.SaveChanges();
+                }
+
+                // Обновляем флаг IsDeleted, если он изменился
+                if (element.IsDeleted != productDataModel.IsDeleted)
+                {
+                    element.IsDeleted = productDataModel.IsDeleted;
+                }
+
+                // Маппим остальные данные
+                _mapper.Map(productDataModel, element);
+                _dbContext.SaveChanges();
+                transaction.Commit();
+            }
+            catch
+            {
+                transaction.Rollback();
+                throw;
+            }
+        }
+
+        catch (DbUpdateException ex) when (ex.InnerException is PostgresException postgresEx && postgresEx.SqlState == "23505" && postgresEx.ConstraintName == "IX_Products_Name_IsDeleted")
+        {
+            // Обработка ошибки уникальности
+            _dbContext.ChangeTracker.Clear();
+            throw new ElementExistsException("Name", productDataModel.Name);
+        }
+        catch (Exception ex) when (ex is ElementDeletedException || ex is ElementNotFoundException)
+        {
+            // Перекидываем только специфичные ошибки
+            _dbContext.ChangeTracker.Clear();
+            throw;
+        }
+        catch (Exception ex)
+        {
+            // В случае других исключений — логируем ошибку
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+        
+    }
+
+
+    public void DelElement(string id)
+    {
+        try
+        {
+            var element = GetProductById(id) ?? throw new ElementNotFoundException(id);
+            element.IsDeleted = true;
+            _dbContext.SaveChanges();
+        }
+        catch (ElementNotFoundException)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw;
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    private Product? GetProductById(string id) =>
+        _dbContext.Products.FirstOrDefault(x => x.Id == id && !x.IsDeleted);
+}

SladkieBulki/SladkieBulkiDatabase/Implementations/ProductionStorageContract.cs

@@ -0,0 +1,106 @@
+using AutoMapper;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.StoragesContarcts;
+using SladkieBulkiDatabase.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiDatabase.Implementations;
+
+internal class ProductionStorageContract : IProductionStorageContract
+{
+    private readonly SladkieBulkiDbContext _dbContext;
+    private readonly Mapper _mapper;
+
+    public ProductionStorageContract(SladkieBulkiDbContext dbContext)
+    {
+        _dbContext = dbContext;
+        var config = new MapperConfiguration(cfg =>
+        {
+            cfg.CreateMap<Production, ProductionDataModel>();
+            cfg.CreateMap<ProductionDataModel, Production>()
+                .ForMember(dest => dest.Worker, opt => opt.Ignore())
+                .ForMember(dest => dest.Product, opt => opt.Ignore());
+        });
+        _mapper = new Mapper(config);
+    }
+
+    public List<ProductionDataModel> GetList(DateTime? startDate = null, DateTime? endDate = null, string? workerId = null, string? productId = null)
+    {
+        try
+        {
+            var query = _dbContext.Productions.AsQueryable();
+
+            if (startDate is not null && endDate is not null)
+            {
+                query = query.Where(p => p.ProductionDate >= startDate && p.ProductionDate < endDate);
+            }
+
+            if (!string.IsNullOrEmpty(workerId))
+            {
+                query = query.Where(p => p.WorkerId == workerId);
+            }
+
+            if (!string.IsNullOrEmpty(productId))
+            {
+                query = query.Where(p => p.ProductId == productId);
+            }
+
+            return [.. query.Select(p => _mapper.Map<ProductionDataModel>(p))];
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public ProductionDataModel? GetElementById(string id)
+    {
+        try
+        {
+            return _mapper.Map<ProductionDataModel>(GetProductionById(id));
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public void AddElement(ProductionDataModel productionDataModel)
+    {
+        try
+        {
+            _dbContext.Productions.Add(_mapper.Map<Production>(productionDataModel));
+            _dbContext.SaveChanges();
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public void DelElement(string id)
+    {
+        var element = GetProductionById(id);
+        if (element == null)
+        {
+            throw new ElementNotFoundException($"Element not found at value = {id}");
+        }
+
+        _dbContext.Productions.Remove(element);  
+        _dbContext.SaveChanges();
+    }
+
+
+
+    private Production? GetProductionById(string id)
+    {
+        return _dbContext.Productions.FirstOrDefault(p => p.Id == id);
+    }
+}

SladkieBulki/SladkieBulkiDatabase/Implementations/SalaryStorageContract.cs

@@ -0,0 +1,54 @@
+using AutoMapper;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.StoragesContarcts;
+using SladkieBulkiDatabase.Models;
+using SladkieBulkiDatabase;
+
+internal class SalaryStorageContract : ISalaryStorageContract
+{
+    private readonly SladkieBulkiDbContext _dbContext;
+    private readonly Mapper _mapper;
+
+    public SalaryStorageContract(SladkieBulkiDbContext dbContext)
+    {
+        _dbContext = dbContext;
+        var config = new MapperConfiguration(cfg =>
+        {
+            cfg.AddMaps(typeof(SladkieBulkiDbContext).Assembly);
+        });
+        _mapper = new Mapper(config);
+    }
+
+    public List<SalaryDataModel> GetList(DateTime startDate, DateTime endDate, string? workerId = null)
+    {
+        try
+        {
+            var query = _dbContext.Salaries.Where(x => x.SalaryDate >= startDate && x.SalaryDate <= endDate);
+            if (workerId is not null)
+            {
+                query = query.Where(x => x.WorkerId == workerId);
+            }
+            return [.. query.Select(x => _mapper.Map<SalaryDataModel>(x))];
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public void AddElement(SalaryDataModel salaryDataModel)
+    {
+        try
+        {
+            _dbContext.Salaries.Add(_mapper.Map<Salary>(salaryDataModel));
+            _dbContext.SaveChanges();
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+}

SladkieBulki/SladkieBulkiDatabase/Implementations/WorkerStorageContract.cs

@@ -0,0 +1,156 @@
+using AutoMapper;
+using Microsoft.EntityFrameworkCore;
+using Npgsql;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.StoragesContarcts;
+using SladkieBulkiDatabase.Models;
+
+namespace SladkieBulkiDatabase.Implementations;
+
+internal class WorkerStorageContract : IWorkerStorageContract
+{
+    private readonly SladkieBulkiDbContext _dbContext;
+    private readonly Mapper _mapper;
+
+    public WorkerStorageContract(SladkieBulkiDbContext dbContext)
+    {
+        _dbContext = dbContext;
+        var config = new MapperConfiguration(cfg =>
+        {
+            cfg.AddMaps(typeof(Worker).Assembly);
+        });
+        _mapper = new Mapper(config);
+    }
+
+    public List<WorkerDataModel> GetList(bool onlyActive = true, string? postId = null, DateTime? fromBirthDate = null, DateTime? toBirthDate = null, DateTime? fromEmploymentDate = null, DateTime? toEmploymentDate = null)
+    {
+        try
+        {
+            var query = _dbContext.Workers.AsQueryable();
+            if (onlyActive)
+            {
+                query = query.Where(x => !x.IsDeleted);
+            }
+            if (postId is not null)
+            {
+                query = query.Where(x => x.PostId == postId);
+            }
+            if (fromBirthDate is not null && toBirthDate is not null)
+            {
+                query = query.Where(x => x.BirthDate >= fromBirthDate && x.BirthDate <= toBirthDate);
+            }
+            if (fromEmploymentDate is not null && toEmploymentDate is not null)
+            {
+                query = query.Where(x => x.EmploymentDate >= fromEmploymentDate && x.EmploymentDate <= toEmploymentDate);
+            }
+            return [.. query.Select(x => _mapper.Map<WorkerDataModel>(x))];
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public WorkerDataModel? GetElementById(string id)
+    {
+        try
+        {
+            return _mapper.Map<WorkerDataModel>(GetWorkerById(id));
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public WorkerDataModel? GetElementByFIO(string fio)
+    {
+        try
+        {
+            return _mapper.Map<WorkerDataModel>(_dbContext.Workers.FirstOrDefault(x => x.FIO == fio));
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public void AddElement(WorkerDataModel workerDataModel)
+    {
+        try
+        {
+            _dbContext.Workers.Add(_mapper.Map<Worker>(workerDataModel));
+            _dbContext.SaveChanges();
+        }
+        catch (InvalidOperationException ex) when (ex.TargetSite?.Name == "ThrowIdentityConflict")
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new ElementExistsException("Id", workerDataModel.Id);
+        }
+        catch (DbUpdateException ex) when (ex.InnerException is PostgresException { ConstraintName: "IX_Workers_Email" })
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new ElementExistsException("Email", workerDataModel.Email);
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+
+    public void UpdElement(WorkerDataModel workerDataModel)
+    {
+        try
+        {
+            var element = GetWorkerById(workerDataModel.Id) ?? throw new ElementNotFoundException(workerDataModel.Id);
+
+            _mapper.Map(workerDataModel, element);
+            _dbContext.SaveChanges();
+        }
+        catch (ElementNotFoundException)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw;
+        }
+        catch (DbUpdateException ex) when (ex.InnerException is PostgresException { ConstraintName: "IX_Workers_Email" })
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new ElementExistsException("Email", workerDataModel.Email);
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+
+    public void DelElement(string id)
+    {
+        try
+        {
+            var element = GetWorkerById(id) ?? throw new ElementNotFoundException(id);
+            element.IsDeleted = true;
+            _dbContext.SaveChanges();
+        }
+        catch (ElementNotFoundException)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw;
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    private Worker? GetWorkerById(string id) => _dbContext.Workers.FirstOrDefault(x => x.Id == id && !x.IsDeleted);
+}
+

SladkieBulki/SladkieBulkiDatabase/Models/Ingredient.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiDatabase.Models;
+
+internal class Ingredient
+{
+    public required string Id { get; set; } = Guid.NewGuid().ToString();
+    public required string NameIngredients { get; set; }
+    public required string SizeInit { get; set; }
+    public double InitPrice { get; set; }
+
+    [ForeignKey("IngredientId")]
+    public List<ProductIngredient>? ProductIngredients { get; set; }
+
+    [ForeignKey("IngredienId")]
+    public List<IngredientHistory>? IngredientHistory { get; set; }
+}

SladkieBulki/SladkieBulkiDatabase/Models/IngredientHistory.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiDatabase.Models;
+
+internal class IngredientHistory
+{
+    public string Id { get; set; }
+    public required string IngredienId { get; set; }
+    public double OldPrice { get; set; }
+    public DateTime ChangeDate { get; set; }
+    public Ingredient Ingredient { get; set; }
+}

SladkieBulki/SladkieBulkiDatabase/Models/Post.cs

@@ -0,0 +1,19 @@
+using SladkieBulkiContrakts.Enums;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiDatabase.Models;
+
+internal class Post
+{
+    public required string Id { get; set; } = Guid.NewGuid().ToString();
+    public required string PostId { get; set; }
+    public required string PostName { get; set; }
+    public PostType PostType { get; set; }
+    public double Salary { get; set; }
+    public bool IsActual { get; set; }
+    public DateTime ChangeDate { get; set; }
+}

SladkieBulki/SladkieBulkiDatabase/Models/Product.cs

@@ -0,0 +1,30 @@
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Enums;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace SladkieBulkiDatabase.Models;
+
+internal class Product
+{
+    public required string Id { get; set; } 
+    public required string Name { get; set; } 
+    public required string Description { get; set; } 
+    public ProductType ProductType { get; set; } 
+    public int UnitPrice { get; set; } 
+    public bool IsDeleted { get; set; }
+
+    [ForeignKey("ProductId")]
+    public List<ProductIngredient>? ProductIngredients { get; set; }
+
+    [ForeignKey("ProductId")]
+    public List<Production>? Productions { get; set; }
+
+    [ForeignKey("ProductId")]
+    public List<ProductHistory>? ProductHistories { get; set; }
+}

SladkieBulki/SladkieBulkiDatabase/Models/ProductHistory.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiDatabase.Models;
+
+internal class ProductHistory
+{
+    public string Id { get; set; } = Guid.NewGuid().ToString();
+    public required string ProductId { get; set; }
+    public double OldPrice { get;  set; }
+    public DateTime ChangeDate { get; set; } = DateTime.UtcNow;
+    public Product? Product { get; set; }
+}

SladkieBulki/SladkieBulkiDatabase/Models/ProductIngredient.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiDatabase.Models;
+
+internal class ProductIngredient
+{
+    public required string ProductId { get; set; }
+    public required string IngredientId { get; set; }
+    public int Count { get; set; }
+    public Ingredient? Ingredient { get; set; }
+    public Product? Product { get; set; }
+}

SladkieBulki/SladkieBulkiDatabase/Models/Production.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiDatabase.Models;
+
+internal class Production
+{
+    public string Id { get; set; } = Guid.NewGuid().ToString();
+    public DateTime ProductionDate { get; set; }
+    public int Count { get; set; } 
+    public double Sum { get; set; } 
+    public required string WorkerId { get; set; } 
+    public required string ProductId { get; set; }
+    public Worker? Worker { get; set; }
+    public Product? Product { get; set; }
+
+
+}

SladkieBulki/SladkieBulkiDatabase/Models/Salary.cs

@@ -0,0 +1,19 @@
+using AutoMapper;
+using SladkieBulkiContrakts.DataModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiDatabase.Models;
+
+[AutoMap(typeof(SalaryDataModel), ReverseMap = true)]
+internal class Salary
+{
+    public string Id { get; set; } = Guid.NewGuid().ToString();
+    public required string WorkerId { get; set; } 
+    public DateTime SalaryDate { get; set; } 
+    public double WorkerSalary { get; set; }
+    public Worker? Worker { get; set; }
+}

SladkieBulki/SladkieBulkiDatabase/Models/Worker.cs

@@ -0,0 +1,28 @@
+using AutoMapper;
+using SladkieBulkiContrakts.DataModels;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiDatabase.Models;
+
+[AutoMap(typeof(WorkerDataModel), ReverseMap = true)]
+internal class Worker
+{
+    public required string Id { get; set; }
+    public required string FIO { get; set; }
+    public string PostId { get; set; }
+    public DateTime BirthDate { get; set; }
+    public DateTime EmploymentDate { get; set; }
+    public bool IsDeleted { get; set; }
+    public required string Email { get; set; }
+
+    [ForeignKey("WorkerId")]
+    public List<Salary>? Salaries { get; set; }
+
+    [ForeignKey("WorkerId")]
+    public List<Production>? Productions { get; set; }
+}

SladkieBulki/SladkieBulkiDatabase/SladkieBulkiDatabase.csproj

@@ -0,0 +1,24 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="AutoMapper" Version="14.0.0" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="9.0.4" />
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="9.0.4" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\SladkieBulkiContrakts\SladkieBulkiContrakts.csproj" />
+  </ItemGroup>
+
+	<ItemGroup>
+		<InternalsVisibleTo Include="SladkieBulkiTests" />
+		<InternalsVisibleTo Include="DynamicProxyGenAssembly2" />
+	</ItemGroup>
+	
+</Project>

SladkieBulki/SladkieBulkiDatabase/SladkieBulkiDbContext.cs

@@ -0,0 +1,53 @@
+using Microsoft.EntityFrameworkCore;
+using SladkieBulkiContrakts.Infrastructure;
+using SladkieBulkiDatabase.Models;
+using System;
+
+
+namespace SladkieBulkiDatabase;
+
+internal class SladkieBulkiDbContext(IConfigurationDatabase configurationDatabase): DbContext
+{
+    private readonly IConfigurationDatabase? _configurationDatabase = configurationDatabase;
+    protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+    {
+        optionsBuilder.UseNpgsql(_configurationDatabase?.ConnectionString, o => o.SetPostgresVersion(12, 2));
+        base.OnConfiguring(optionsBuilder);
+    }
+
+    protected override void OnModelCreating(ModelBuilder modelBuilder)
+    {
+        base.OnModelCreating(modelBuilder);
+
+        modelBuilder.Entity<Ingredient>().HasIndex(x => x.NameIngredients).IsUnique();
+
+        modelBuilder.Entity<Post>()
+            .HasIndex(e => new { e.PostName, e.IsActual })
+            .IsUnique()
+            .HasFilter($"\"{nameof(Post.IsActual)}\" = TRUE");
+
+        modelBuilder.Entity<Post>()
+            .HasIndex(e => new { e.PostId, e.IsActual })
+            .IsUnique()
+            .HasFilter($"\"{nameof(Post.IsActual)}\" = TRUE");
+
+        modelBuilder.Entity<Product>()
+            .HasIndex(x => new { x.Name, x.IsDeleted })
+            .IsUnique()
+            .HasFilter($"\"{nameof(Product.IsDeleted)}\" = FALSE");
+
+        modelBuilder.Entity<ProductIngredient>().HasKey(x => new { x.ProductId, x.IngredientId });
+    }
+
+
+    public DbSet<Ingredient> Ingredients { get; set; }
+    public DbSet<IngredientHistory> IngredientHistories { get; set; }
+    public DbSet<Post> Posts { get; set; }
+    public DbSet<Product> Products { get; set; }
+    public DbSet<ProductHistory> ProductHistories { get; set; }
+    public DbSet<Salary> Salaries { get; set; }
+    public DbSet<Production> Productions { get; set; }
+    public DbSet<ProductIngredient> ProductIngredients { get; set; }
+    public DbSet<Worker> Workers { get; set; }
+
+}

SladkieBulki/SladkieBulkiTests/BusinessLogicsContractsTests/IngredientBusinessLogicContractTests.cs

@@ -0,0 +1,384 @@
+using Moq;
+using SladkieBulkiBusinessLogic.Implementations;
+using SladkieBulkiContrakts.StoragesContarcts;
+using SladkieBulkiContrakts.DataModels;
+using Microsoft.Extensions.Logging;
+using SladkieBulkiContrakts.Exceptions;
+
+namespace SladkieBulkiTests.BusinessLogicsContractsTests;
+
+[TestFixture]
+internal class IngredientBusinessLogicContractTests
+{
+    private IngredientBusinessLogicContract _ingredientBusinessLogicContract;
+    private Mock<IIngredientStorageContract> _ingredientStorageContract;
+
+    [OneTimeSetUp]
+    public void OneTimeSetUp()
+    {
+        _ingredientStorageContract = new Mock<IIngredientStorageContract>();
+        _ingredientBusinessLogicContract = new IngredientBusinessLogicContract(_ingredientStorageContract.Object, new Mock<ILogger>().Object);
+    }
+
+    [SetUp]
+    public void SetUp()
+    {
+        _ingredientStorageContract.Reset();
+    }
+
+    [Test]
+    public void GetAllIngredients_ReturnListOfRecords_Test()
+    {
+        // Arrange
+        var listOriginal = new List<IngredientDataModel>()
+        {
+            new IngredientDataModel(Guid.NewGuid().ToString(), "Sugar", "kg", 100),
+            new IngredientDataModel(Guid.NewGuid().ToString(), "Flour", "kg", 50),
+            new IngredientDataModel(Guid.NewGuid().ToString(), "Butter", "kg", 30),
+        };
+
+        _ingredientStorageContract.Setup(x => x.GetList()).Returns(listOriginal);
+
+        // Act
+        var list = _ingredientBusinessLogicContract.GetAllIngredients();
+
+        // Assert
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Is.EquivalentTo(listOriginal));
+    }
+
+    [Test]
+    public void GetAllIngredients_ReturnEmptyList_Test()
+    {
+        //Arrange
+        _ingredientStorageContract.Setup(x => x.GetList()).Returns([]);
+
+        //Act
+        var list = _ingredientBusinessLogicContract.GetAllIngredients();
+
+        //Assert
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(0));
+        _ingredientStorageContract.Verify(x => x.GetList(), Times.Once);
+    }
+
+    [Test]
+    public void GetAllBuyers_ReturnNull_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _ingredientBusinessLogicContract.GetAllIngredients(), Throws.TypeOf<NullListException>());
+        _ingredientStorageContract.Verify(x => x.GetList(), Times.Once);
+    }
+
+    [Test]
+    public void GetAllIngredients_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _ingredientStorageContract.Setup(x => x.GetList()).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _ingredientBusinessLogicContract.GetAllIngredients(), Throws.TypeOf<StorageException>());
+        _ingredientStorageContract.Verify(x => x.GetList(), Times.Once);
+    }
+
+    [Test]
+    public void GetIngredientsBySizeUnit_ReturnListOfIngredients_Test()
+    {
+        // Arrange
+        var sizeUnit = "kg";
+        var ingredientsList = new List<IngredientDataModel>
+    {
+        new IngredientDataModel(Guid.NewGuid().ToString(), "Sugar", "kg", 10),
+        new IngredientDataModel(Guid.NewGuid().ToString(), "Flour", "kg", 15),
+    };
+
+        _ingredientStorageContract.Setup(x => x.GetElementBySizeUnit(sizeUnit)).Returns(ingredientsList);
+
+        // Act
+        var result = _ingredientBusinessLogicContract.GetIngredientsBySizeUnit(sizeUnit);
+
+        // Assert
+        Assert.That(result, Is.Not.Null);
+        Assert.That(result.Count, Is.EqualTo(2)); 
+        Assert.That(result[0].SizeInit, Is.EqualTo(sizeUnit));
+        Assert.That(result[1].SizeInit, Is.EqualTo(sizeUnit)); 
+
+        _ingredientStorageContract.Verify(x => x.GetElementBySizeUnit(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetIngredientById_GetById_ReturnRecord_Test()
+    {
+        // Arrange
+        var id = Guid.NewGuid().ToString();
+        var record = new IngredientDataModel(id, "Sugar", "kg", 100);
+        _ingredientStorageContract.Setup(x => x.GetElementById(id)).Returns(record);
+
+        // Act
+        var element = _ingredientBusinessLogicContract.GetIngredientById(id);
+
+        // Assert
+        Assert.That(element, Is.Not.Null);
+        Assert.That(element.Id, Is.EqualTo(id));
+        _ingredientStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetIngredientByName_GetByName_ReturnRecord_Test()
+    {
+        // Arrange
+        var name = "Sugar";
+        var record = new IngredientDataModel(Guid.NewGuid().ToString(), name, "kg", 100);
+        _ingredientStorageContract.Setup(x =>
+            x.GetElementByName(name)).Returns(record);
+
+        // Act
+        var element = _ingredientBusinessLogicContract.GetIngredientByName(name);
+
+        // Assert
+        Assert.That(element, Is.Not.Null);
+        Assert.That(element.NameIngredients, Is.EqualTo(name));
+        _ingredientStorageContract.Verify(x =>
+            x.GetElementByName(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetIngredientByData_EmptyData_ThrowException_Test()
+    {
+        // Act & Assert
+        Assert.That(() => _ingredientBusinessLogicContract.GetIngredientById(null),
+            Throws.TypeOf<ArgumentNullException>());
+        Assert.That(() => _ingredientBusinessLogicContract.GetIngredientByName(string.Empty),
+            Throws.TypeOf<ArgumentNullException>());
+        _ingredientStorageContract.Verify(x =>
+            x.GetElementById(It.IsAny<string>()), Times.Never);
+        _ingredientStorageContract.Verify(x =>
+            x.GetElementByName(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetIngredientById_GetById_NotFoundRecord_ThrowException_Test()
+    {
+        // Act & Assert
+        Assert.That(() =>
+            _ingredientBusinessLogicContract.GetIngredientById(Guid.NewGuid().ToString()),
+            Throws.TypeOf<ElementNotFoundException>());
+        _ingredientStorageContract.Verify(x =>
+            x.GetElementById(It.IsAny<string>()), Times.Once);
+        _ingredientStorageContract.Verify(x =>
+            x.GetElementByName(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetIngredientByName_GetByName_NotFoundRecord_ThrowException_Test()
+    {
+        // Act & Assert
+        Assert.That(() => _ingredientBusinessLogicContract.GetIngredientByName("Sugar"),
+            Throws.TypeOf<ElementNotFoundException>());
+        _ingredientStorageContract.Verify(x =>
+            x.GetElementById(It.IsAny<string>()), Times.Never);
+        _ingredientStorageContract.Verify(x =>
+            x.GetElementByName(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetIngredientByData_StorageThrowError_ThrowException_Test()
+    {
+        // Arrange
+        _ingredientStorageContract.Setup(x =>
+            x.GetElementById(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+        _ingredientStorageContract.Setup(x =>
+            x.GetElementByName(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+
+        // Act & Assert
+        Assert.That(() =>
+            _ingredientBusinessLogicContract.GetIngredientById(Guid.NewGuid().ToString()),
+            Throws.TypeOf<StorageException>());
+        Assert.That(() => _ingredientBusinessLogicContract.GetIngredientByName("Sugar"),
+            Throws.TypeOf<StorageException>());
+
+        _ingredientStorageContract.Verify(x =>
+            x.GetElementById(It.IsAny<string>()), Times.Once);
+        _ingredientStorageContract.Verify(x =>
+            x.GetElementByName(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void InsertIngredient_CorrectRecord_Test()
+    {
+        // Arrange
+        var flag = false;
+        var record = new IngredientDataModel(Guid.NewGuid().ToString(), "Sugar", "kg", 120.5);
+        _ingredientStorageContract.Setup(x =>
+            x.AddElement(It.IsAny<IngredientDataModel>()))
+            .Callback((IngredientDataModel x) =>
+            {
+                flag = x.Id == record.Id &&
+                       x.NameIngredients == record.NameIngredients &&
+                       x.SizeInit == record.SizeInit &&
+                       x.InitPrice == record.InitPrice;
+            });
+
+        // Act
+        _ingredientBusinessLogicContract.InsertIngredient(record);
+
+        // Assert
+        _ingredientStorageContract.Verify(x =>
+            x.AddElement(It.IsAny<IngredientDataModel>()), Times.Once);
+        Assert.That(flag);
+    }
+
+    [Test]
+    public void InsertIngredient_RecordWithExistsData_ThrowException_Test()
+    {
+        // Arrange
+        _ingredientStorageContract.Setup(x =>
+            x.AddElement(It.IsAny<IngredientDataModel>()))
+            .Throws(new ElementExistsException("Data", "Data"));
+
+        // Act & Assert
+        Assert.That(() =>
+            _ingredientBusinessLogicContract.InsertIngredient(
+                new(Guid.NewGuid().ToString(), "Sugar", "kg", 120.5)),
+            Throws.TypeOf<ElementExistsException>());
+
+        _ingredientStorageContract.Verify(x =>
+            x.AddElement(It.IsAny<IngredientDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void InsertIngredient_NullRecord_ThrowException_Test()
+    {
+        // Act & Assert
+        Assert.That(() => _ingredientBusinessLogicContract.InsertIngredient(null),
+            Throws.TypeOf<ArgumentNullException>());
+        _ingredientStorageContract.Verify(x =>
+            x.AddElement(It.IsAny<IngredientDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void InsertIngredient_InvalidRecord_ThrowException_Test()
+    {
+        // Act & Assert
+        Assert.That(() => _ingredientBusinessLogicContract.InsertIngredient(
+            new("id", "", "", -10)),
+            Throws.TypeOf<ValidationException>());
+        _ingredientStorageContract.Verify(x =>
+            x.AddElement(It.IsAny<IngredientDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void InsertIngredient_StorageThrowError_ThrowException_Test()
+    {
+        // Arrange
+        _ingredientStorageContract.Setup(x =>
+            x.AddElement(It.IsAny<IngredientDataModel>()))
+            .Throws(new StorageException(new InvalidOperationException()));
+
+        // Act & Assert
+        Assert.That(() =>
+            _ingredientBusinessLogicContract.InsertIngredient(
+                new(Guid.NewGuid().ToString(), "Sugar", "kg", 120.5)),
+            Throws.TypeOf<StorageException>());
+        _ingredientStorageContract.Verify(x =>
+            x.AddElement(It.IsAny<IngredientDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void UpdateIngredient_CorrectRecord_Test()
+    {
+        // Arrange
+        var flag = false;
+        var record = new IngredientDataModel(Guid.NewGuid().ToString(), "Sugar", "kg", 120.5);
+        _ingredientStorageContract.Setup(x =>
+            x.UpdElement(It.IsAny<IngredientDataModel>()))
+            .Callback((IngredientDataModel x) =>
+            {
+                flag = x.Id == record.Id &&
+                       x.NameIngredients == record.NameIngredients &&
+                       x.SizeInit == record.SizeInit &&
+                       x.InitPrice == record.InitPrice;
+            });
+
+        // Act
+        _ingredientBusinessLogicContract.UpdateIngredient(record);
+
+        // Assert
+        _ingredientStorageContract.Verify(x =>
+            x.UpdElement(It.IsAny<IngredientDataModel>()), Times.Once);
+        Assert.That(flag);
+    }
+
+    [Test]
+    public void UpdateIngredient_RecordWithIncorrectData_ThrowException_Test()
+    {
+        // Arrange
+        _ingredientStorageContract.Setup(x =>
+            x.UpdElement(It.IsAny<IngredientDataModel>()))
+            .Throws(new ElementNotFoundException(""));
+
+        // Act & Assert
+        Assert.That(() =>
+            _ingredientBusinessLogicContract.UpdateIngredient(
+                new(Guid.NewGuid().ToString(), "Sugar", "kg", 120.5)),
+            Throws.TypeOf<ElementNotFoundException>());
+        _ingredientStorageContract.Verify(x =>
+            x.UpdElement(It.IsAny<IngredientDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void UpdateIngredient_RecordWithExistsData_ThrowException_Test()
+    {
+        // Arrange
+        _ingredientStorageContract.Setup(x =>
+            x.UpdElement(It.IsAny<IngredientDataModel>()))
+            .Throws(new ElementExistsException("Data", "Data"));
+
+        // Act & Assert
+        Assert.That(() =>
+            _ingredientBusinessLogicContract.UpdateIngredient(
+                new(Guid.NewGuid().ToString(), "Sugar", "kg", 120.5)),
+            Throws.TypeOf<ElementExistsException>());
+        _ingredientStorageContract.Verify(x =>
+            x.UpdElement(It.IsAny<IngredientDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void UpdateIngredient_NullRecord_ThrowException_Test()
+    {
+        // Act & Assert
+        Assert.That(() => _ingredientBusinessLogicContract.UpdateIngredient(null),
+            Throws.TypeOf<ArgumentNullException>());
+        _ingredientStorageContract.Verify(x =>
+            x.UpdElement(It.IsAny<IngredientDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void UpdateIngredient_InvalidRecord_ThrowException_Test()
+    {
+        // Act & Assert
+        Assert.That(() => _ingredientBusinessLogicContract.UpdateIngredient(
+            new("id", "", "", -10)),
+            Throws.TypeOf<ValidationException>());
+        _ingredientStorageContract.Verify(x =>
+            x.UpdElement(It.IsAny<IngredientDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void UpdateIngredient_StorageThrowError_ThrowException_Test()
+    {
+        // Arrange
+        _ingredientStorageContract.Setup(x =>
+            x.UpdElement(It.IsAny<IngredientDataModel>()))
+            .Throws(new StorageException(new InvalidOperationException()));
+
+        // Act & Assert
+        Assert.That(() =>
+            _ingredientBusinessLogicContract.UpdateIngredient(
+                new(Guid.NewGuid().ToString(), "Sugar", "kg", 120.5)),
+            Throws.TypeOf<StorageException>());
+        _ingredientStorageContract.Verify(x =>
+            x.UpdElement(It.IsAny<IngredientDataModel>()), Times.Once);
+    }
+
+}
+

SladkieBulki/SladkieBulkiTests/BusinessLogicsContractsTests/PostBusinessLogicContractTests.cs

@@ -0,0 +1,456 @@
+using Moq;
+using SladkieBulkiBusinessLogic.Implementations;
+using SladkieBulkiContrakts.StoragesContarcts;
+using SladkieBulkiContrakts.DataModels;
+using Microsoft.Extensions.Logging;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.Enums;
+
+namespace SladkieBulkiTests.BusinessLogicsContractsTests;
+
+
+[TestFixture]
+internal class PostBusinessLogicContractTests
+{
+    private PostBusinessLogicContract _postBusinessLogicContract;
+    private Mock<IPostStorageContract> _postStorageContract;
+
+    [OneTimeSetUp]
+    public void OneTimeSetUp()
+    {
+        _postStorageContract = new Mock<IPostStorageContract>();
+        _postBusinessLogicContract = new PostBusinessLogicContract(_postStorageContract.Object, new Mock<ILogger>().Object);
+    }
+
+    [SetUp]
+    public void SetUp()
+    {
+        _postStorageContract.Reset();
+    }
+
+    [Test]
+    public void GetAllPosts_ReturnListOfRecords_Test()
+    {
+        //Arrange
+        var listOriginal = new List<PostDataModel>()
+        {
+            new(Guid.NewGuid().ToString(),"name 1", PostType.Preform, 10, true, DateTime.UtcNow),
+            new(Guid.NewGuid().ToString(), "name 2", PostType.Preform, 10, false, DateTime.UtcNow),
+            new(Guid.NewGuid().ToString(), "name 3", PostType.Preform, 10, true, DateTime.UtcNow),
+        };
+        _postStorageContract.Setup(x => x.GetList(It.IsAny<bool>())).Returns(listOriginal);
+        //Act
+        var listOnlyActive = _postBusinessLogicContract.GetAllPosts(true);
+        var listAll = _postBusinessLogicContract.GetAllPosts(false);
+        //Assert
+        Assert.Multiple(() =>
+        {
+            Assert.That(listOnlyActive, Is.Not.Null);
+            Assert.That(listAll, Is.Not.Null);
+            Assert.That(listOnlyActive, Is.EquivalentTo(listOriginal));
+            Assert.That(listAll, Is.EquivalentTo(listOriginal));
+        });
+        _postStorageContract.Verify(x => x.GetList(true), Times.Once);
+        _postStorageContract.Verify(x => x.GetList(false), Times.Once);
+    }
+
+    [Test]
+    public void GetAllPosts_ReturnEmptyList_Test()
+    {
+        //Arrange
+        _postStorageContract.Setup(x => x.GetList(It.IsAny<bool>())).Returns([]);
+        //Act
+        var listOnlyActive = _postBusinessLogicContract.GetAllPosts(true);
+        var listAll = _postBusinessLogicContract.GetAllPosts(false);
+        //Assert
+        Assert.Multiple(() =>
+        {
+            Assert.That(listOnlyActive, Is.Not.Null);
+            Assert.That(listAll, Is.Not.Null);
+            Assert.That(listOnlyActive, Has.Count.EqualTo(0));
+            Assert.That(listAll, Has.Count.EqualTo(0));
+        });
+        _postStorageContract.Verify(x => x.GetList(It.IsAny<bool>()), Times.Exactly(2));
+    }
+
+    [Test]
+    public void GetAllPosts_ReturnNull_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.GetAllPosts(It.IsAny<bool>()), Throws.TypeOf<NullListException>());
+        _postStorageContract.Verify(x => x.GetList(It.IsAny<bool>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllPosts_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _postStorageContract.Setup(x => x.GetList(It.IsAny<bool>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.GetAllPosts(It.IsAny<bool>()), Throws.TypeOf<StorageException>());
+        _postStorageContract.Verify(x => x.GetList(It.IsAny<bool>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllDataOfPost_ReturnListOfRecords_Test()
+    {
+        //Arrange
+        var postId = Guid.NewGuid().ToString();
+        var listOriginal = new List<PostDataModel>()
+        {
+            new(postId, "name 1", PostType.Preform, 10, true, DateTime.UtcNow),
+            new(postId, "name 2", PostType.Preform, 10, false, DateTime.UtcNow)
+        };
+        _postStorageContract.Setup(x => x.GetPostWithHistory(It.IsAny<string>())).Returns(listOriginal);
+        //Act
+        var list = _postBusinessLogicContract.GetAllDataOfPost(postId);
+        //Assert
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(2));
+        _postStorageContract.Verify(x => x.GetPostWithHistory(postId), Times.Once);
+    }
+
+    [Test]
+    public void GetAllDataOfPost_ReturnEmptyList_Test()
+    {
+        //Arrange
+        _postStorageContract.Setup(x => x.GetPostWithHistory(It.IsAny<string>())).Returns([]);
+        //Act
+        var list = _postBusinessLogicContract.GetAllDataOfPost(Guid.NewGuid().ToString());
+        //Assert
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(0));
+        _postStorageContract.Verify(x => x.GetPostWithHistory(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllDataOfPost_PostIdIsNullOrEmpty_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.GetAllDataOfPost(null), Throws.TypeOf<ArgumentNullException>());
+        Assert.That(() => _postBusinessLogicContract.GetAllDataOfPost(string.Empty), Throws.TypeOf<ArgumentNullException>());
+        _postStorageContract.Verify(x => x.GetPostWithHistory(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetAllDataOfPost_PostIdIsNotGuid_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.GetAllDataOfPost("id"), Throws.TypeOf<ValidationException>());
+        _postStorageContract.Verify(x => x.GetPostWithHistory(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetAllDataOfPost_ReturnNull_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.GetAllDataOfPost(Guid.NewGuid().ToString()), Throws.TypeOf<NullListException>());
+        _postStorageContract.Verify(x => x.GetPostWithHistory(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllDataOfPost_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _postStorageContract.Setup(x => x.GetPostWithHistory(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.GetAllDataOfPost(Guid.NewGuid().ToString()), Throws.TypeOf<StorageException>());
+        _postStorageContract.Verify(x => x.GetPostWithHistory(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetPostByData_GetById_ReturnRecord_Test()
+    {
+        //Arrange
+        var id = Guid.NewGuid().ToString();
+        var record = new PostDataModel(id, "name", PostType.Preform, 10, true, DateTime.UtcNow);
+        _postStorageContract.Setup(x => x.GetElementById(id)).Returns(record);
+        //Act
+        var element = _postBusinessLogicContract.GetPostByData(id);
+        //Assert
+        Assert.That(element, Is.Not.Null);
+        Assert.That(element.Id, Is.EqualTo(id));
+        _postStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetPostByData_GetByName_ReturnRecord_Test()
+    {
+        //Arrange
+        var postName = "name";
+        var record = new PostDataModel(Guid.NewGuid().ToString(), postName, PostType.Preform, 10, true, DateTime.UtcNow);
+        _postStorageContract.Setup(x => x.GetElementByName(postName)).Returns(record);
+        //Act
+        var element = _postBusinessLogicContract.GetPostByData(postName);
+        //Assert
+        Assert.That(element, Is.Not.Null);
+        Assert.That(element.PostName, Is.EqualTo(postName));
+        _postStorageContract.Verify(x => x.GetElementByName(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetPostByData_EmptyData_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.GetPostByData(null), Throws.TypeOf<ArgumentNullException>());
+        Assert.That(() => _postBusinessLogicContract.GetPostByData(string.Empty), Throws.TypeOf<ArgumentNullException>());
+        _postStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Never);
+        _postStorageContract.Verify(x => x.GetElementByName(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetPostByData_GetById_NotFoundRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.GetPostByData(Guid.NewGuid().ToString()), Throws.TypeOf<ElementNotFoundException>());
+        _postStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
+        _postStorageContract.Verify(x => x.GetElementByName(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetPostByData_GetByName_NotFoundRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.GetPostByData("name"), Throws.TypeOf<ElementNotFoundException>());
+        _postStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Never);
+        _postStorageContract.Verify(x => x.GetElementByName(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetPostByData_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _postStorageContract.Setup(x => x.GetElementById(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+        _postStorageContract.Setup(x => x.GetElementByName(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.GetPostByData(Guid.NewGuid().ToString()), Throws.TypeOf<StorageException>());
+        Assert.That(() => _postBusinessLogicContract.GetPostByData("name"), Throws.TypeOf<StorageException>());
+        _postStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
+        _postStorageContract.Verify(x => x.GetElementByName(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void InsertPost_CorrectRecord_Test()
+    {
+        //Arrange
+        var flag = false;
+        var record = new PostDataModel(Guid.NewGuid().ToString(), "name", PostType.Manufacturer, 10, true, DateTime.UtcNow.AddDays(-1));
+        _postStorageContract.Setup(x => x.AddElement(It.IsAny<PostDataModel>()))
+            .Callback((PostDataModel x) =>
+            {
+                flag = x.Id == record.Id && x.PostName == record.PostName && x.PostType == record.PostType && x.Salary == record.Salary &&
+                    x.ChangeDate == record.ChangeDate;
+            });
+        //Act
+        _postBusinessLogicContract.InsertPost(record);
+        //Assert
+        _postStorageContract.Verify(x => x.AddElement(It.IsAny<PostDataModel>()), Times.Once);
+        Assert.That(flag);
+    }
+
+    [Test]
+    public void InsertPost_RecordWithExistsData_ThrowException_Test()
+    {
+        //Arrange
+        _postStorageContract.Setup(x => x.AddElement(It.IsAny<PostDataModel>())).Throws(new ElementExistsException("Data", "Data"));
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.InsertPost(new(Guid.NewGuid().ToString(), "name", PostType.Manufacturer, 10, true, DateTime.UtcNow)), Throws.TypeOf<ElementExistsException>());
+        _postStorageContract.Verify(x => x.AddElement(It.IsAny<PostDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void InsertPost_NullRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.InsertPost(null), Throws.TypeOf<ArgumentNullException>());
+        _postStorageContract.Verify(x => x.AddElement(It.IsAny<PostDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void InsertPost_InvalidRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.InsertPost(new PostDataModel("id", "name", PostType.Manufacturer, 10, true, DateTime.UtcNow)), Throws.TypeOf<ValidationException>());
+        _postStorageContract.Verify(x => x.AddElement(It.IsAny<PostDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void InsertPost_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _postStorageContract.Setup(x => x.AddElement(It.IsAny<PostDataModel>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.InsertPost(new(Guid.NewGuid().ToString(), "name", PostType.Manufacturer, 10, true, DateTime.UtcNow)), Throws.TypeOf<StorageException>());
+        _postStorageContract.Verify(x => x.AddElement(It.IsAny<PostDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void UpdatePost_CorrectRecord_Test()
+    {
+        //Arrange
+        var flag = false;
+        var record = new PostDataModel(Guid.NewGuid().ToString(), "name", PostType.Manufacturer, 10, true, DateTime.UtcNow.AddDays(-1));
+        _postStorageContract.Setup(x => x.UpdElement(It.IsAny<PostDataModel>()))
+            .Callback((PostDataModel x) =>
+            {
+                flag = x.Id == record.Id && x.PostName == record.PostName && x.PostType == record.PostType && x.Salary == record.Salary &&
+                    x.ChangeDate == record.ChangeDate;
+            });
+        //Act
+        _postBusinessLogicContract.UpdatePost(record);
+        //Assert
+        _postStorageContract.Verify(x => x.UpdElement(It.IsAny<PostDataModel>()), Times.Once);
+        Assert.That(flag);
+    }
+
+    [Test]
+    public void UpdatePost_RecordWithIncorrectData_ThrowException_Test()
+    {
+        //Arrange
+        _postStorageContract.Setup(x => x.UpdElement(It.IsAny<PostDataModel>())).Throws(new ElementNotFoundException(""));
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.UpdatePost(new(Guid.NewGuid().ToString(), "name", PostType.Manufacturer, 10, true, DateTime.UtcNow)), Throws.TypeOf<ElementNotFoundException>());
+        _postStorageContract.Verify(x => x.UpdElement(It.IsAny<PostDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void UpdatePost_RecordWithExistsData_ThrowException_Test()
+    {
+        //Arrange
+        _postStorageContract.Setup(x => x.UpdElement(It.IsAny<PostDataModel>())).Throws(new ElementExistsException("Data", "Data"));
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.UpdatePost(new(Guid.NewGuid().ToString(), "anme", PostType.Manufacturer, 10, true, DateTime.UtcNow)), Throws.TypeOf<ElementExistsException>());
+        _postStorageContract.Verify(x => x.UpdElement(It.IsAny<PostDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void UpdatePost_NullRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.UpdatePost(null), Throws.TypeOf<ArgumentNullException>());
+        _postStorageContract.Verify(x => x.UpdElement(It.IsAny<PostDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void UpdatePost_InvalidRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.UpdatePost(new PostDataModel("id", "name", PostType.Manufacturer, 10, true, DateTime.UtcNow)), Throws.TypeOf<ValidationException>());
+        _postStorageContract.Verify(x => x.UpdElement(It.IsAny<PostDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void UpdatePost_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _postStorageContract.Setup(x => x.UpdElement(It.IsAny<PostDataModel>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.UpdatePost(new(Guid.NewGuid().ToString(), "name", PostType.Manufacturer, 10, true, DateTime.UtcNow)), Throws.TypeOf<StorageException>());
+        _postStorageContract.Verify(x => x.UpdElement(It.IsAny<PostDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void DeletePost_CorrectRecord_Test()
+    {
+        //Arrange
+        var id = Guid.NewGuid().ToString();
+        var flag = false;
+        _postStorageContract.Setup(x => x.DelElement(It.Is((string x) => x == id))).Callback(() => { flag = true; });
+        //Act
+        _postBusinessLogicContract.DeletePost(id);
+        //Assert
+        _postStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Once);
+        Assert.That(flag);
+    }
+
+    [Test]
+    public void DeletePost_RecordWithIncorrectId_ThrowException_Test()
+    {
+        //Arrange
+        var id = Guid.NewGuid().ToString();
+        _postStorageContract.Setup(x => x.DelElement(It.IsAny<string>())).Throws(new ElementNotFoundException(id));
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.DeletePost(Guid.NewGuid().ToString()), Throws.TypeOf<ElementNotFoundException>());
+        _postStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void DeletePost_IdIsNullOrEmpty_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.DeletePost(null), Throws.TypeOf<ArgumentNullException>());
+        Assert.That(() => _postBusinessLogicContract.DeletePost(string.Empty), Throws.TypeOf<ArgumentNullException>());
+        _postStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void DeletePost_IdIsNotGuid_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.DeletePost("id"), Throws.TypeOf<ValidationException>());
+        _postStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void DeletePost_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _postStorageContract.Setup(x => x.DelElement(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.DeletePost(Guid.NewGuid().ToString()), Throws.TypeOf<StorageException>());
+        _postStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void RestorePost_CorrectRecord_Test()
+    {
+        //Arrange
+        var id = Guid.NewGuid().ToString();
+        var flag = false;
+        _postStorageContract.Setup(x => x.ResElement(It.Is((string x) => x == id))).Callback(() => { flag = true; });
+        //Act
+        _postBusinessLogicContract.RestorePost(id);
+        //Assert
+        _postStorageContract.Verify(x => x.ResElement(It.IsAny<string>()), Times.Once);
+        Assert.That(flag);
+    }
+
+    [Test]
+    public void RestorePost_RecordWithIncorrectId_ThrowException_Test()
+    {
+        //Arrange
+        var id = Guid.NewGuid().ToString();
+        _postStorageContract.Setup(x => x.ResElement(It.IsAny<string>())).Throws(new ElementNotFoundException(id));
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.RestorePost(Guid.NewGuid().ToString()), Throws.TypeOf<ElementNotFoundException>());
+        _postStorageContract.Verify(x => x.ResElement(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void RestorePost_IdIsNullOrEmpty_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.RestorePost(null), Throws.TypeOf<ArgumentNullException>());
+        Assert.That(() => _postBusinessLogicContract.RestorePost(string.Empty), Throws.TypeOf<ArgumentNullException>());
+        _postStorageContract.Verify(x => x.ResElement(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void RestorePost_IdIsNotGuid_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.RestorePost("id"), Throws.TypeOf<ValidationException>());
+        _postStorageContract.Verify(x => x.ResElement(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void RestorePost_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _postStorageContract.Setup(x => x.ResElement(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _postBusinessLogicContract.RestorePost(Guid.NewGuid().ToString()), Throws.TypeOf<StorageException>());
+        _postStorageContract.Verify(x => x.ResElement(It.IsAny<string>()), Times.Once);
+    }
+
+}

SladkieBulki/SladkieBulkiTests/BusinessLogicsContractsTests/ProductBusinessLogicContractTests.cs

@@ -0,0 +1,491 @@
+using Microsoft.Extensions.Logging;
+using Moq;
+using SladkieBulkiBusinessLogic.Implementations;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Enums;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.StoragesContarcts;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiTests.BusinessLogicsContractsTests;
+
+[TestFixture]
+internal class ProductBusinessLogicContractTests
+{
+    private ProductBusinessLogicContract _productBusinessLogicContract;
+    private Mock<IProductStorageContract> _productStorageContract;
+
+    [OneTimeSetUp]
+    public void OneTimeSetUp()
+    {
+        _productStorageContract = new Mock<IProductStorageContract>();
+        _productBusinessLogicContract = new ProductBusinessLogicContract(_productStorageContract.Object, new Mock<ILogger>().Object);
+    }
+    [SetUp]
+    public void SetUp()
+    {
+        _productStorageContract.Reset();
+    }
+
+    [Test]
+    public void GetAllProducts_ReturnListOfRecords_Test()
+    {
+        // Arrange
+        var listOriginal = new List<ProductDataModel>
+    {
+        new(Guid.NewGuid().ToString(), "name 1", "description 1", ProductType.Workpiece, [new ProductIngredientDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 5)], 10, true),
+        new(Guid.NewGuid().ToString(), "name 2", "description 2", ProductType.Workpiece, [new ProductIngredientDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 5)], 10, false),
+        new(Guid.NewGuid().ToString(), "name 3", "description 3", ProductType.Workpiece, [new ProductIngredientDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 5)], 10, true)
+    };
+
+        _productStorageContract.Setup(x => x.GetList(true)).Returns(listOriginal);
+        _productStorageContract.Setup(x => x.GetList(false)).Returns(listOriginal);
+
+        // Act
+        var listOnlyActive = _productBusinessLogicContract.GetAllProducts(true);
+        var list = _productBusinessLogicContract.GetAllProducts(false);
+
+        // Assert
+        Assert.Multiple(() =>
+        {
+            Assert.That(listOnlyActive, Is.Not.Null);
+            Assert.That(list, Is.Not.Null);
+            Assert.That(listOnlyActive, Is.EquivalentTo(listOriginal));
+            Assert.That(list, Is.EquivalentTo(listOriginal));
+        });
+
+        _productStorageContract.Verify(x => x.GetList(true), Times.Once);
+        _productStorageContract.Verify(x => x.GetList(false), Times.Once);
+    }
+
+    [Test]
+    public void GetAllProducts_ReturnEmptyList_Test()
+    {
+        //Arrange
+        _productStorageContract.Setup(x => x.GetList(It.IsAny<bool>())).Returns([]);
+        //Act
+        var listOnlyActive = _productBusinessLogicContract.GetAllProducts(true);
+        var list = _productBusinessLogicContract.GetAllProducts(false);
+        //Assert
+        Assert.Multiple(() =>
+        {
+            Assert.That(listOnlyActive, Is.Not.Null);
+            Assert.That(list, Is.Not.Null);
+            Assert.That(listOnlyActive, Has.Count.EqualTo(0));
+            Assert.That(list, Has.Count.EqualTo(0));
+        });
+        _productStorageContract.Verify(x => x.GetList(It.IsAny<bool>()), Times.Exactly(2));
+    }
+
+
+    [Test]
+    public void GetAllProducts_ReturnNull_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() =>
+        _productBusinessLogicContract.GetAllProducts(It.IsAny<bool>()),
+        Throws.TypeOf<NullListException>());
+        _productStorageContract.Verify(x => x.GetList(It.IsAny<bool>()), Times.Once);
+    }
+
+
+    [Test]
+    public void GetAllProducts_StorageThrowError_ThrowException_Test()
+    {
+        // Arrange
+        _productStorageContract.Setup(x => x.GetList(It.IsAny<bool>())).Throws(new StorageException(new InvalidOperationException()));
+
+        // Act & Assert
+        Assert.That(() => _productBusinessLogicContract.GetAllProducts(It.IsAny<bool>()), Throws.TypeOf<StorageException>());
+
+        _productStorageContract.Verify(x => x.GetList(It.IsAny<bool>()), Times.Once);
+    }
+
+    [Test]
+    public void GetProductHistoryByProduct_ReturnListOfRecords_Test()
+    {
+        //Arrange
+        var productId = Guid.NewGuid().ToString();
+        var listOriginal = new List<ProductHistoryDataModel>()
+        {
+            new(Guid.NewGuid().ToString(), 10),
+            new(Guid.NewGuid().ToString(), 15),
+            new(Guid.NewGuid().ToString(), 10),
+        };
+        _productStorageContract.Setup(x => x.GetHistoryByProductId(It.IsAny<string>())).Returns(listOriginal);
+        //Act
+        var list = _productBusinessLogicContract.GetProductHistoryByProduct(productId);
+        //Assert
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Is.EquivalentTo(listOriginal));
+        _productStorageContract.Verify(x => x.GetHistoryByProductId(productId), Times.Once);
+    }
+
+    [Test]
+    public void GetProductHistoryByProduct_ReturnEmptyList_Test()
+    {
+        //Arrange
+        _productStorageContract.Setup(x => x.GetHistoryByProductId(It.IsAny<string>())).Returns([]);
+        //Act
+        var list = _productBusinessLogicContract.GetProductHistoryByProduct(Guid.NewGuid().ToString(
+        ));
+        //Assert
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(0));
+        _productStorageContract.Verify(x => x.GetHistoryByProductId(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetProductHistoryByProduct_ProductIdIsNullOrEmpty_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productBusinessLogicContract.GetProductHistoryByProduct(null),
+        Throws.TypeOf<ArgumentNullException>());
+        Assert.That(() => _productBusinessLogicContract.GetProductHistoryByProduct(string.Empty),
+        Throws.TypeOf<ArgumentNullException>());
+        _productStorageContract.Verify(x => x.GetHistoryByProductId(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetProductHistoryByProduct_ProductIdIsNotGuid_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productBusinessLogicContract.GetProductHistoryByProduct("productId"),
+        Throws.TypeOf<ValidationException>());
+        _productStorageContract.Verify(x => x.GetHistoryByProductId(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetProductHistoryByProduct_ReturnNull_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productBusinessLogicContract.GetProductHistoryByProduct(Guid.NewGuid().ToString()), Throws.TypeOf<NullListException>());
+        _productStorageContract.Verify(x => x.GetHistoryByProductId(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetProductHistoryByProduct_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _productStorageContract.Setup(x => x.GetHistoryByProductId(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _productBusinessLogicContract.GetProductHistoryByProduct(Guid.NewGuid().ToString()), Throws.TypeOf<StorageException>());
+        _productStorageContract.Verify(x => x.GetHistoryByProductId(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetProductByData_GetById_ReturnRecord_Test()
+    {
+        // Arrange
+        var productId = Guid.NewGuid().ToString();
+        var expected = new ProductDataModel(productId, "Product Name", "Some description", ProductType.Workpiece, [new ProductIngredientDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 5)], 20, false);
+
+        _productStorageContract.Setup(x => x.GetElementById(productId)).Returns(expected);
+
+        // Act
+        var actual = _productBusinessLogicContract.GetProductByData(productId);
+
+        // Assert
+        Assert.Multiple(() =>
+        {
+            Assert.That(actual, Is.Not.Null);
+            Assert.That(actual.Id, Is.EqualTo(expected.Id));
+            Assert.That(actual.Name, Is.EqualTo(expected.Name));
+            Assert.That(actual.ProductType, Is.EqualTo(expected.ProductType));
+            Assert.That(actual.UnitPrice, Is.EqualTo(expected.UnitPrice));
+            Assert.That(actual.IsDeleted, Is.EqualTo(expected.IsDeleted));
+            Assert.That(actual.Ingredients, Is.EquivalentTo(expected.Ingredients));
+        });
+
+        _productStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
+    }
+
+
+    [Test]
+    public void GetProductByData_GetByName_ReturnRecord_Test()
+    {
+        //Arrange
+        var name = "name";
+        var record = new ProductDataModel(Guid.NewGuid().ToString(), name, Guid.NewGuid().ToString(), ProductType.Workpiece, [new ProductIngredientDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 5)], 10, false);
+        _productStorageContract.Setup(x => x.GetElementByName(name)).Returns(record);
+        //Act
+        var element = _productBusinessLogicContract.GetProductByData(name);
+        //Assert
+        Assert.That(element, Is.Not.Null);
+        Assert.That(element.Name, Is.EqualTo(name));
+        _productStorageContract.Verify(x => x.GetElementByName(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetProductByData_EmptyData_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productBusinessLogicContract.GetProductByData(null), Throws.TypeOf<ArgumentNullException>());
+        Assert.That(() => _productBusinessLogicContract.GetProductByData(string.Empty), Throws.TypeOf<ArgumentNullException>());
+        _productStorageContract.Verify(x => x.GetElementByName(It.IsAny<string>()), Times.Never);
+        _productStorageContract.Verify(x => x.GetElementByName(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetProductByData_GetById_NotFoundRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() =>
+        _productBusinessLogicContract.GetProductByData(Guid.NewGuid().ToString()),
+        Throws.TypeOf<ElementNotFoundException>());
+        _productStorageContract.Verify(x =>
+        x.GetElementById(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetProductByData_GetByName_NotFoundRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() =>
+        _productBusinessLogicContract.GetProductByData("name"),
+        Throws.TypeOf<ElementNotFoundException>());
+        _productStorageContract.Verify(x =>
+        x.GetElementByName(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetProductByData_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _productStorageContract.Setup(x =>
+        x.GetElementById(It.IsAny<string>())).Throws(new StorageException(new
+        InvalidOperationException()));
+        _productStorageContract.Setup(x =>
+        x.GetElementByName(It.IsAny<string>())).Throws(new StorageException(new
+        InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() =>
+        _productBusinessLogicContract.GetProductByData(Guid.NewGuid().ToString()),
+        Throws.TypeOf<StorageException>());
+        Assert.That(() =>
+        _productBusinessLogicContract.GetProductByData("name"),
+        Throws.TypeOf<StorageException>());
+        _productStorageContract.Verify(x =>
+        x.GetElementById(It.IsAny<string>()), Times.Once);
+        _productStorageContract.Verify(x =>
+        x.GetElementByName(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void InsertProduct_CorrectRecord_Test()
+    {
+        // Arrange
+        var flag = false;
+        var record = new ProductDataModel(Guid.NewGuid().ToString(), "name", Guid.NewGuid().ToString(), ProductType.Workpiece, [new ProductIngredientDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 5)], 10, false);
+
+        _productStorageContract.Setup(x => x.AddElement(It.IsAny<ProductDataModel>()))
+            .Callback((ProductDataModel x) =>
+            {
+                flag = x.Id == record.Id && x.Name == record.Name && x.ProductType == record.ProductType && x.UnitPrice == record.UnitPrice && x.IsDeleted == record.IsDeleted;
+            });
+
+        // Act
+        _productBusinessLogicContract.InsertProduct(record);
+
+        // Assert
+        _productStorageContract.Verify(x => x.AddElement(It.IsAny<ProductDataModel>()), Times.Once);
+        Assert.That(flag);
+    }
+
+    [Test]
+    public void InsertProduct_RecordWithExistsData_ThrowException_Test()
+    {
+        // Arrange
+        _productStorageContract.Setup(x => x.AddElement(It.IsAny<ProductDataModel>())).Throws(new ElementExistsException("Data", "Data"));
+
+        // Act & Assert
+        Assert.That(() => _productBusinessLogicContract.InsertProduct(new(Guid.NewGuid().ToString(), "name", Guid.NewGuid().ToString(), ProductType.Workpiece, [new ProductIngredientDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 5)], 10, false)),
+                    Throws.TypeOf<ElementExistsException>());
+
+        _productStorageContract.Verify(x => x.AddElement(It.IsAny<ProductDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void InsertProduct_NullRecord_ThrowException_Test()
+    {
+        // Act & Assert
+        Assert.That(() => _productBusinessLogicContract.InsertProduct(null), Throws.TypeOf<ArgumentNullException>());
+        _productStorageContract.Verify(x => x.AddElement(It.IsAny<ProductDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void InsertProduct_InvalidRecord_ThrowException_Test()
+    {
+        // Act & Assert
+        Assert.That(() => _productBusinessLogicContract.InsertProduct(new ProductDataModel("id", "name", Guid.NewGuid().ToString(), ProductType.Workpiece, [new ProductIngredientDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 5)], 10, false)),
+                    Throws.TypeOf<ValidationException>());
+        _productStorageContract.Verify(x => x.AddElement(It.IsAny<ProductDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void InsertProduct_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _productStorageContract.Setup(x => x.AddElement(It.IsAny<ProductDataModel>())).Throws(new StorageException(new
+        InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _productBusinessLogicContract.InsertProduct(new(Guid.NewGuid().ToString(), "name", Guid.NewGuid().ToString(), ProductType.Workpiece, [new ProductIngredientDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 5)], 10, false)), Throws.TypeOf<StorageException>());
+        _productStorageContract.Verify(x => x.AddElement(It.IsAny<ProductDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void UpdateProduct_CorrectRecord_Test()
+    {
+        //Arrange
+        var flag = false;
+        var record = new ProductDataModel(Guid.NewGuid().ToString(), "name", Guid.NewGuid().ToString(), ProductType.Workpiece, [new ProductIngredientDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 5)], 10, false);
+        _productStorageContract.Setup(x => x.UpdElement(It.IsAny<ProductDataModel>())).Callback((ProductDataModel x) =>
+        {
+            flag = x.Id == record.Id && x.Name == record.Name && x.ProductType == record.ProductType && x.UnitPrice == record.UnitPrice && x.IsDeleted == record.IsDeleted;
+        });
+        //Act
+        _productBusinessLogicContract.UpdateProduct(record);
+        //Assert
+        _productStorageContract.Verify(x =>
+        x.UpdElement(It.IsAny<ProductDataModel>()), Times.Once);
+        Assert.That(flag);
+    }
+
+    [Test]
+    public void UpdateProduct_RecordWithIncorrectData_ThrowException_Test()
+    {
+        //Arrange
+        _productStorageContract.Setup(x =>
+        x.UpdElement(It.IsAny<ProductDataModel>())).Throws(new ElementNotFoundException(""));
+        //Act&Assert
+        Assert.That(() =>
+        _productBusinessLogicContract.UpdateProduct(new(Guid.NewGuid().ToString(), "name", Guid.NewGuid().ToString(), ProductType.Workpiece, [new ProductIngredientDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 5)], 10, false)),
+        Throws.TypeOf<ElementNotFoundException>());
+        _productStorageContract.Verify(x =>
+        x.UpdElement(It.IsAny<ProductDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void UpdateProduct_RecordWithExistsData_ThrowException_Test()
+    {
+        //Arrange
+        _productStorageContract.Setup(x =>
+        x.UpdElement(It.IsAny<ProductDataModel>())).Throws(new
+        ElementExistsException("Data", "Data"));
+        //Act&Assert
+        Assert.That(() =>
+        _productBusinessLogicContract.UpdateProduct(new(Guid.NewGuid().ToString(), "anme", Guid.NewGuid().ToString(), ProductType.Workpiece, [new ProductIngredientDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 5)], 10, false)),
+        Throws.TypeOf<ElementExistsException>());
+        _productStorageContract.Verify(x =>
+        x.UpdElement(It.IsAny<ProductDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void UpdateProduct_NullRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productBusinessLogicContract.UpdateProduct(null),
+        Throws.TypeOf<ArgumentNullException>());
+        _productStorageContract.Verify(x =>
+        x.UpdElement(It.IsAny<ProductDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void UpdateProduct_InvalidRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productBusinessLogicContract.UpdateProduct(new ProductDataModel("id", "name", Guid.NewGuid().ToString(), ProductType.Workpiece, [new ProductIngredientDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 5)], 10, false)), Throws.TypeOf<ValidationException>());
+        _productStorageContract.Verify(x =>
+        x.UpdElement(It.IsAny<ProductDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void UpdateProduct_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _productStorageContract.Setup(x =>
+        x.UpdElement(It.IsAny<ProductDataModel>())).Throws(new StorageException(new
+        InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() =>
+        _productBusinessLogicContract.UpdateProduct(new(Guid.NewGuid().ToString(), "name", Guid.NewGuid().ToString(), ProductType.Workpiece, [new ProductIngredientDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 5)], 10, false)),
+        Throws.TypeOf<StorageException>());
+        _productStorageContract.Verify(x =>
+        x.UpdElement(It.IsAny<ProductDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void DeleteProduct_CorrectRecord_Test()
+    {
+        //Arrange
+        var id = Guid.NewGuid().ToString();
+        var flag = false;
+        _productStorageContract.Setup(x => x.DelElement(It.Is((string x) => x
+        == id))).Callback(() => { flag = true; });
+        //Act
+        _productBusinessLogicContract.DeleteProduct(id);
+        //Assert
+        _productStorageContract.Verify(x => x.DelElement(It.IsAny<string>()),
+        Times.Once);
+        Assert.That(flag);
+    }
+
+    [Test]
+    public void DeleteProduct_RecordWithIncorrectId_ThrowException_Test()
+    {
+        //Arrange
+        var id = Guid.NewGuid().ToString();
+        _productStorageContract.Setup(x =>
+        x.DelElement(It.IsAny<string>())).Throws(new ElementNotFoundException(id));
+        //Act&Assert
+        Assert.That(() =>
+        _productBusinessLogicContract.DeleteProduct(Guid.NewGuid().ToString()),
+        Throws.TypeOf<ElementNotFoundException>());
+        _productStorageContract.Verify(x => x.DelElement(It.IsAny<string>()),
+        Times.Once);
+    }
+
+    [Test]
+    public void DeleteProduct_IdIsNullOrEmpty_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productBusinessLogicContract.DeleteProduct(null),
+        Throws.TypeOf<ArgumentNullException>());
+        Assert.That(() =>
+        _productBusinessLogicContract.DeleteProduct(string.Empty),
+        Throws.TypeOf<ArgumentNullException>());
+        _productStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void DeleteProduct_IdIsNotGuid_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productBusinessLogicContract.DeleteProduct("id"),
+        Throws.TypeOf<ValidationException>());
+        _productStorageContract.Verify(x => x.DelElement(It.IsAny<string>()),
+        Times.Never);
+    }
+
+    [Test]
+    public void DeleteProduct_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _productStorageContract.Setup(x =>
+        x.DelElement(It.IsAny<string>())).Throws(new StorageException(new
+        InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() =>
+        _productBusinessLogicContract.DeleteProduct(Guid.NewGuid().ToString()),
+        Throws.TypeOf<StorageException>());
+        _productStorageContract.Verify(x => x.DelElement(It.IsAny<string>()),
+        Times.Once);
+    }
+
+}
+
+

SladkieBulki/SladkieBulkiTests/BusinessLogicsContractsTests/ProductionBusinessLogicContractTests.cs

@@ -0,0 +1,500 @@
+using Microsoft.Extensions.Logging;
+using Moq;
+using SladkieBulkiBusinessLogic.Implementations;
+using SladkieBulkiContrakts.BusinessLogicsContracts;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.StoragesContarcts;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiTests.BusinessLogicsContractsTests;
+
+[TestFixture]
+internal class ProductionBusinessLogicContractTests
+{
+    private ProductionBusinessLogicContract _productionBusinessLogicContract;
+    private Mock<IProductionStorageContract> _productionStorageContract;
+
+    [OneTimeSetUp]
+    public void OneTimeSetUp()
+    {
+        _productionStorageContract = new Mock<IProductionStorageContract>();
+        _productionBusinessLogicContract = new ProductionBusinessLogicContract(_productionStorageContract.Object, new Mock<ILogger>().Object);
+    }
+
+    [SetUp]
+    public void SetUp()
+    {
+        _productionStorageContract.Reset();
+    }
+
+    [Test]
+    public void GetAllSalesByPeriod_ReturnListOfRecords_Test()
+    {
+        // Arrange
+        var date = DateTime.UtcNow;
+        var listOriginal = new List<ProductionDataModel>
+        {
+            new(
+                Guid.NewGuid().ToString(),
+                date,
+                5,
+                120.5,
+                Guid.NewGuid().ToString(),
+                Guid.NewGuid().ToString()
+            ),
+            new(
+                Guid.NewGuid().ToString(),
+                date.AddHours(-1),
+                2,
+                50.0,
+                Guid.NewGuid().ToString(),
+                Guid.NewGuid().ToString()
+            )
+        };
+
+        _productionStorageContract.Setup(x => x.GetList(date, date.AddDays(1), null, null)).Returns(listOriginal);
+
+        // Act
+        var list = _productionBusinessLogicContract.GetAllSalesByPeriod(date, date.AddDays(1));
+
+        // Assert
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Is.EquivalentTo(listOriginal));
+        _productionStorageContract.Verify(x => x.GetList(date, date.AddDays(1), null, null), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalesByPeriod_ReturnEmptyList_Test()
+    {
+        // Arrange
+        _productionStorageContract.Setup(x => x.GetList(
+            It.IsAny<DateTime?>(),
+            It.IsAny<DateTime?>(),
+            It.IsAny<string>(),
+            It.IsAny<string>())).Returns([]);
+
+        // Act
+        var list = _productionBusinessLogicContract.GetAllSalesByPeriod(
+            DateTime.UtcNow, DateTime.UtcNow.AddDays(1));
+
+        // Assert
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(0));
+        _productionStorageContract.Verify(x => x.GetList(
+            It.IsAny<DateTime?>(),
+            It.IsAny<DateTime?>(),
+            It.IsAny<string>(),
+            It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalesByPeriod_IncorrectDates_ThrowException_Test()
+    {
+        // Arrange
+        var date = DateTime.UtcNow;
+
+        // Act & Assert
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByPeriod(date, date),
+            Throws.TypeOf<IncorrectDatesException>());
+
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByPeriod(date, date.AddSeconds(-1)),
+            Throws.TypeOf<IncorrectDatesException>());
+
+        _productionStorageContract.Verify(x => x.GetList(
+            It.IsAny<DateTime?>(),
+            It.IsAny<DateTime?>(),
+            It.IsAny<string>(),
+            It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetAllSalesByPeriod_ReturnNull_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByPeriod(DateTime.UtcNow, DateTime.UtcNow.AddDays(1)), Throws.TypeOf<NullListException>());
+        _productionStorageContract.Verify(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalesByPeriod_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _productionStorageContract.Setup(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByPeriod(DateTime.UtcNow, DateTime.UtcNow.AddDays(1)), Throws.TypeOf<StorageException>());
+        _productionStorageContract.Verify(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalesByWorkerByPeriod_ReturnListOfRecords_Test()
+    {
+        //Arrange
+        var date = DateTime.UtcNow;
+        var workerId = Guid.NewGuid().ToString();
+        var listOriginal = new List<ProductionDataModel>()
+        {
+            new(Guid.NewGuid().ToString(), date, 5, 10.0, Guid.NewGuid().ToString(), Guid.NewGuid().ToString()),
+            new(Guid.NewGuid().ToString(), date, 5, 10.0, Guid.NewGuid().ToString(), Guid.NewGuid().ToString()),
+            new(Guid.NewGuid().ToString(), date, 5, 10.0, Guid.NewGuid().ToString(), Guid.NewGuid().ToString())
+        };
+        _productionStorageContract.Setup(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>())).Returns(listOriginal);
+        //Act
+        var list = _productionBusinessLogicContract.GetAllSalesByWorkerByPeriod(workerId, date, date.AddDays(1));
+        //Assert
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Is.EquivalentTo(listOriginal));
+        _productionStorageContract.Verify(x => x.GetList(date, date.AddDays(1), workerId, null), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalesByWorkerByPeriod_ReturnEmptyList_Test()
+    {
+        //Arrange
+        _productionStorageContract.Setup(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>())).Returns([]);
+        //Act
+        var list = _productionBusinessLogicContract.GetAllSalesByWorkerByPeriod(Guid.NewGuid().ToString(), DateTime.UtcNow, DateTime.UtcNow.AddDays(1));
+        //Assert
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(0));
+        _productionStorageContract.Verify(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalesByWorkerByPeriod_IncorrectDates_ThrowException_Test()
+    {
+        //Arrange
+        var date = DateTime.UtcNow;
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByWorkerByPeriod(Guid.NewGuid().ToString(), date, date), Throws.TypeOf<IncorrectDatesException>());
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByWorkerByPeriod(Guid.NewGuid().ToString(), date, date.AddSeconds(-1)), Throws.TypeOf<IncorrectDatesException>());
+        _productionStorageContract.Verify(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetAllSalesByWorkerByPeriod_WorkerIdIsNullOrEmpty_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByWorkerByPeriod(null, DateTime.UtcNow, DateTime.UtcNow.AddDays(1)), Throws.TypeOf<ArgumentNullException>());
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByWorkerByPeriod(string.Empty, DateTime.UtcNow, DateTime.UtcNow.AddDays(1)), Throws.TypeOf<ArgumentNullException>());
+        _productionStorageContract.Verify(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetAllSalesByWorkerByPeriod_WorkerIdIsNotGuid_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByWorkerByPeriod("workerId", DateTime.UtcNow, DateTime.UtcNow.AddDays(1)), Throws.TypeOf<ValidationException>());
+        _productionStorageContract.Verify(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetAllSalesByWorkerByPeriod_ReturnNull_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByWorkerByPeriod(Guid.NewGuid().ToString(), DateTime.UtcNow, DateTime.UtcNow.AddDays(1)), Throws.TypeOf<NullListException>());
+        _productionStorageContract.Verify(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalesByWorkerByPeriod_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _productionStorageContract.Setup(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByWorkerByPeriod(Guid.NewGuid().ToString(), DateTime.UtcNow, DateTime.UtcNow.AddDays(1)), Throws.TypeOf<StorageException>());
+        _productionStorageContract.Verify(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalesByProductByPeriod_ReturnListOfRecords_Test()
+    {
+        //Arrange
+        var date = DateTime.UtcNow;
+        var productId = Guid.NewGuid().ToString();
+        var listOriginal = new List<ProductionDataModel>()
+        {
+            new(Guid.NewGuid().ToString(), date, 10, 100.0, Guid.NewGuid().ToString(), productId),
+            new(Guid.NewGuid().ToString(), date, 10, 100.0, Guid.NewGuid().ToString(), productId),
+            new(Guid.NewGuid().ToString(), date, 10, 100.0, Guid.NewGuid().ToString(), productId),
+        };
+        _productionStorageContract.Setup(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>())).Returns(listOriginal);
+        //Act
+        var list = _productionBusinessLogicContract.GetAllSalesByProductByPeriod(productId, date, date.AddDays(1));
+        //Assert
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Is.EquivalentTo(listOriginal));
+        _productionStorageContract.Verify(x => x.GetList(date, date.AddDays(1), null, productId), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalesByProductByPeriod_ReturnEmptyList_Test()
+    {
+        //Arrange
+        _productionStorageContract.Setup(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>())).Returns([]);
+        //Act
+        var list = _productionBusinessLogicContract.GetAllSalesByProductByPeriod(Guid.NewGuid().ToString(), DateTime.UtcNow, DateTime.UtcNow.AddDays(1));
+        //Assert
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(0));
+        _productionStorageContract.Verify(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalesByProductByPeriod_IncorrectDates_ThrowException_Test()
+    {
+        //Arrange
+        var date = DateTime.UtcNow;
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByProductByPeriod(Guid.NewGuid().ToString(), date, date), Throws.TypeOf<IncorrectDatesException>());
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByProductByPeriod(Guid.NewGuid().ToString(), date, date.AddSeconds(-1)), Throws.TypeOf<IncorrectDatesException>());
+        _productionStorageContract.Verify(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetAllSalesByProductByPeriod_ProductIdIsNullOrEmpty_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByProductByPeriod(null, DateTime.UtcNow, DateTime.UtcNow.AddDays(1)), Throws.TypeOf<ArgumentNullException>());
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByProductByPeriod(string.Empty, DateTime.UtcNow, DateTime.UtcNow.AddDays(1)), Throws.TypeOf<ArgumentNullException>());
+        _productionStorageContract.Verify(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetAllSalesByProductByPeriod_ProductIdIsNotGuid_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByProductByPeriod("productId", DateTime.UtcNow, DateTime.UtcNow.AddDays(1)), Throws.TypeOf<ValidationException>());
+        _productionStorageContract.Verify(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetAllSalesByProductByPeriod_ReturnNull_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByProductByPeriod(Guid.NewGuid().ToString(), DateTime.UtcNow, DateTime.UtcNow.AddDays(1)), Throws.TypeOf<NullListException>());
+        _productionStorageContract.Verify(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalesByProductByPeriod_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _productionStorageContract.Setup(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.GetAllSalesByProductByPeriod(Guid.NewGuid().ToString(), DateTime.UtcNow, DateTime.UtcNow.AddDays(1)), Throws.TypeOf<StorageException>());
+        _productionStorageContract.Verify(x => x.GetList(It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<string>(), It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetSaleByData_GetById_ReturnRecord_Test()
+    {
+        //Arrange
+        var id = Guid.NewGuid().ToString();
+        var record = new ProductionDataModel(id, DateTime.Now, 10, 100.0, Guid.NewGuid().ToString(), Guid.NewGuid().ToString());
+        _productionStorageContract.Setup(x => x.GetElementById(id)).Returns(record);
+        //Act
+        var element = _productionBusinessLogicContract.GetProductionByData(id);
+        //Assert
+        Assert.That(element, Is.Not.Null);
+        Assert.That(element.Id, Is.EqualTo(id));
+        _productionStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetSaleByData_EmptyData_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.GetProductionByData(null), Throws.TypeOf<ArgumentNullException>());
+        Assert.That(() => _productionBusinessLogicContract.GetProductionByData(string.Empty), Throws.TypeOf<ArgumentNullException>());
+        _productionStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetSaleByData_IdIsNotGuid_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.GetProductionByData("saleId"), Throws.TypeOf<ValidationException>());
+        _productionStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetSaleByData_GetById_NotFoundRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.GetProductionByData(Guid.NewGuid().ToString()), Throws.TypeOf<ElementNotFoundException>());
+        _productionStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetSaleByData_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _productionStorageContract.Setup(x => x.GetElementById(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.GetProductionByData(Guid.NewGuid().ToString()), Throws.TypeOf<StorageException>());
+        _productionStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void InsertSale_CorrectRecord_Test()
+    {
+        // Arrange
+        var flag = false;
+        var record = new ProductionDataModel(
+            Guid.NewGuid().ToString(),
+            DateTime.Now,
+            10,
+            100.0,
+            Guid.NewGuid().ToString(),
+            Guid.NewGuid().ToString());
+
+        _productionStorageContract
+            .Setup(x => x.AddElement(It.IsAny<ProductionDataModel>()))
+            .Callback((ProductionDataModel x) =>
+            {
+                flag = x.Id == record.Id &&
+                       x.ProductionDate == record.ProductionDate &&
+                       x.Count == record.Count &&
+                       x.Sum == record.Sum &&
+                       x.WorkerId == record.WorkerId &&
+                       x.ProductId == record.ProductId;
+            });
+
+        // Act
+        _productionBusinessLogicContract.InsertProduction(record);
+
+        // Assert
+        _productionStorageContract.Verify(x => x.AddElement(It.IsAny<ProductionDataModel>()), Times.Once);
+        Assert.That(flag, Is.True);
+    }
+
+
+    [Test]
+    public void InsertSale_RecordWithExistsData_ThrowException_Test()
+    {
+        // Arrange
+        _productionStorageContract
+            .Setup(x => x.AddElement(It.IsAny<ProductionDataModel>()))
+            .Throws(new ElementExistsException("Data", "Data"));
+
+        var record = new ProductionDataModel(
+            Guid.NewGuid().ToString(),
+            DateTime.Now,
+            10,
+            100.0,
+            Guid.NewGuid().ToString(),
+            Guid.NewGuid().ToString());
+
+        // Act & Assert
+        Assert.That(() => _productionBusinessLogicContract.InsertProduction(record), Throws.TypeOf<ElementExistsException>());
+        _productionStorageContract.Verify(x => x.AddElement(It.IsAny<ProductionDataModel>()), Times.Once);
+    }
+
+
+    [Test]
+    public void InsertSale_NullRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.InsertProduction(null), Throws.TypeOf<ArgumentNullException>());
+        _productionStorageContract.Verify(x => x.AddElement(It.IsAny<ProductionDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void InsertSale_InvalidRecord_ThrowException_Test()
+    {
+        //Arrange
+        var invalidRecord = new ProductionDataModel(
+            "id",
+            DateTime.Now.AddDays(1),
+            -1, 
+            0, 
+            "", 
+            "not-a-guid" 
+        );
+
+        // Act & Assert
+        Assert.That(() => _productionBusinessLogicContract.InsertProduction(invalidRecord), Throws.TypeOf<ValidationException>());
+        _productionStorageContract.Verify(x => x.AddElement(It.IsAny<ProductionDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void InsertSale_StorageThrowError_ThrowException_Test()
+    {
+        // Arrange
+        _productionStorageContract
+            .Setup(x => x.AddElement(It.IsAny<ProductionDataModel>()))
+            .Throws(new StorageException(new InvalidOperationException()));
+
+        var record = new ProductionDataModel(
+            Guid.NewGuid().ToString(),
+            DateTime.Now,
+            5,
+            100.0,
+            Guid.NewGuid().ToString(),
+            Guid.NewGuid().ToString()
+        );
+
+        // Act & Assert
+        Assert.That(() => _productionBusinessLogicContract.InsertProduction(record), Throws.TypeOf<StorageException>());
+        _productionStorageContract.Verify(x => x.AddElement(It.IsAny<ProductionDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void CancelSale_CorrectRecord_Test()
+    {
+        //Arrange
+        var id = Guid.NewGuid().ToString();
+        var flag = false;
+        _productionStorageContract.Setup(x => x.DelElement(It.Is((string x) => x == id))).Callback(() => { flag = true; });
+        //Act
+        _productionBusinessLogicContract.CancelProduction(id);
+        //Assert
+        _productionStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Once);
+        Assert.That(flag);
+    }
+
+    [Test]
+    public void CancelSale_RecordWithIncorrectId_ThrowException_Test()
+    {
+        //Arrange
+        var id = Guid.NewGuid().ToString();
+        _productionStorageContract.Setup(x => x.DelElement(It.IsAny<string>())).Throws(new ElementNotFoundException(id));
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.CancelProduction(Guid.NewGuid().ToString()), Throws.TypeOf<ElementNotFoundException>());
+        _productionStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void CancelSale_IdIsNullOrEmpty_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.CancelProduction(null), Throws.TypeOf<ArgumentNullException>());
+        Assert.That(() => _productionBusinessLogicContract.CancelProduction(string.Empty), Throws.TypeOf<ArgumentNullException>());
+        _productionStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void CancelSale_IdIsNotGuid_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.CancelProduction("id"), Throws.TypeOf<ValidationException>());
+        _productionStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void CancelSale_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _productionStorageContract.Setup(x => x.DelElement(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _productionBusinessLogicContract.CancelProduction(Guid.NewGuid().ToString()), Throws.TypeOf<StorageException>());
+        _productionStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Once);
+    }
+
+
+}

SladkieBulki/SladkieBulkiTests/BusinessLogicsContractsTests/SalaryBusinessLogicContractTests.cs

@@ -0,0 +1,350 @@
+using Microsoft.Extensions.Logging;
+using Moq;
+using SladkieBulkiBusinessLogic.Implementations;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Enums;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.StoragesContarcts;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiTests.BusinessLogicsContractsTests;
+
+internal class SalaryBusinessLogicContractTests
+{
+    private SalaryBusinessLogicContract _salaryBusinessLogicContract;
+    private Mock<ISalaryStorageContract> _salaryStorageContract;
+    private Mock<IProductionStorageContract> _productionStorageContract;
+    private Mock<IPostStorageContract> _postStorageContract;
+    private Mock<IWorkerStorageContract> _workerStorageContract;
+
+    [OneTimeSetUp]
+    public void OneTimeSetUp()
+    {
+        _salaryStorageContract = new Mock<ISalaryStorageContract>();
+        _productionStorageContract = new Mock<IProductionStorageContract>();
+        _postStorageContract = new Mock<IPostStorageContract>();
+        _workerStorageContract = new Mock<IWorkerStorageContract>();
+        _salaryBusinessLogicContract = new SalaryBusinessLogicContract(_salaryStorageContract.Object,
+            _productionStorageContract.Object, _postStorageContract.Object, _workerStorageContract.Object, new Mock<ILogger>().Object);
+    }
+
+    [SetUp]
+    public void SetUp()
+    {
+        _salaryStorageContract.Reset();
+        _productionStorageContract.Reset();
+        _postStorageContract.Reset();
+        _workerStorageContract.Reset();
+    }
+
+    [Test]
+    public void GetAllSalaries_ReturnListOfRecords_Test()
+    {
+        //Arrange
+        var startDate = DateTime.UtcNow;
+        var endDate = DateTime.UtcNow.AddDays(1);
+        var listOriginal = new List<SalaryDataModel>()
+        {
+            new(Guid.NewGuid().ToString(), DateTime.UtcNow, 10),
+            new(Guid.NewGuid().ToString(), DateTime.UtcNow.AddDays(1), 14),
+            new(Guid.NewGuid().ToString(), DateTime.UtcNow.AddDays(-1), 30),
+        };
+        _salaryStorageContract.Setup(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>())).Returns(listOriginal);
+        //Act
+        var list = _salaryBusinessLogicContract.GetAllSalariesByPeriod(startDate, endDate);
+        //Assert
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Is.EquivalentTo(listOriginal));
+        _salaryStorageContract.Verify(x => x.GetList(startDate, endDate, null), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalaries_ReturnEmptyList_Test()
+    {
+        //Arrange
+        _salaryStorageContract.Setup(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>())).Returns([]);
+        //Act
+        var list = _salaryBusinessLogicContract.GetAllSalariesByPeriod(DateTime.UtcNow, DateTime.UtcNow.AddDays(1));
+        //Assert
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(0));
+        _salaryStorageContract.Verify(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalaries_IncorrectDates_ThrowException_Test()
+    {
+        //Arrange
+        var dateTime = DateTime.UtcNow;
+        //Act&Assert
+        Assert.That(() => _salaryBusinessLogicContract.GetAllSalariesByPeriod(dateTime, dateTime), Throws.TypeOf<IncorrectDatesException>());
+        Assert.That(() => _salaryBusinessLogicContract.GetAllSalariesByPeriod(dateTime, dateTime.AddSeconds(-1)), Throws.TypeOf<IncorrectDatesException>());
+        _salaryStorageContract.Verify(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetAllSalaries_ReturnNull_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _salaryBusinessLogicContract.GetAllSalariesByPeriod(DateTime.UtcNow, DateTime.UtcNow.AddDays(1)), Throws.TypeOf<NullListException>());
+        _salaryStorageContract.Verify(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalaries_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _salaryStorageContract.Setup(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _salaryBusinessLogicContract.GetAllSalariesByPeriod(DateTime.UtcNow, DateTime.UtcNow.AddDays(1)), Throws.TypeOf<StorageException>());
+        _salaryStorageContract.Verify(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalariesByWorker_ReturnListOfRecords_Test()
+    {
+        //Arrange
+        var startDate = DateTime.UtcNow;
+        var endDate = DateTime.UtcNow.AddDays(1);
+        var workerId = Guid.NewGuid().ToString();
+        var listOriginal = new List<SalaryDataModel>()
+        {
+            new(Guid.NewGuid().ToString(), DateTime.UtcNow, 10),
+            new(Guid.NewGuid().ToString(), DateTime.UtcNow.AddDays(1), 14),
+            new(Guid.NewGuid().ToString(), DateTime.UtcNow.AddDays(-1), 30),
+        };
+        _salaryStorageContract.Setup(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>())).Returns(listOriginal);
+        //Act
+        var list = _salaryBusinessLogicContract.GetAllSalariesByPeriodByWorker(startDate, endDate, workerId);
+        //Assert
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Is.EquivalentTo(listOriginal));
+        _salaryStorageContract.Verify(x => x.GetList(startDate, endDate, workerId), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalariesByWorker_ReturnEmptyList_Test()
+    {
+        //Arrange
+        _salaryStorageContract.Setup(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>())).Returns([]);
+        //Act
+        var list = _salaryBusinessLogicContract.GetAllSalariesByPeriodByWorker(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), Guid.NewGuid().ToString());
+        //Assert
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(0));
+        _salaryStorageContract.Verify(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalariesByWorker_IncorrectDates_ThrowException_Test()
+    {
+        //Arrange
+        var dateTime = DateTime.UtcNow;
+        //Act&Assert
+        Assert.That(() => _salaryBusinessLogicContract.GetAllSalariesByPeriodByWorker(dateTime, dateTime, Guid.NewGuid().ToString()), Throws.TypeOf<IncorrectDatesException>());
+        Assert.That(() => _salaryBusinessLogicContract.GetAllSalariesByPeriodByWorker(dateTime, dateTime.AddSeconds(-1), Guid.NewGuid().ToString()), Throws.TypeOf<IncorrectDatesException>());
+        _salaryStorageContract.Verify(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetAllSalariesByWorker_WorkerIdIsNUllOrEmpty_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _salaryBusinessLogicContract.GetAllSalariesByPeriodByWorker(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), null), Throws.TypeOf<ArgumentNullException>());
+        Assert.That(() => _salaryBusinessLogicContract.GetAllSalariesByPeriodByWorker(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), string.Empty), Throws.TypeOf<ArgumentNullException>());
+        _salaryStorageContract.Verify(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetAllSalariesByWorker_WorkerIdIsNotGuid_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _salaryBusinessLogicContract.GetAllSalariesByPeriodByWorker(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), "workerId"), Throws.TypeOf<ValidationException>());
+        _salaryStorageContract.Verify(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetAllSalariesByWorker_ReturnNull_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _salaryBusinessLogicContract.GetAllSalariesByPeriodByWorker(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), Guid.NewGuid().ToString()), Throws.TypeOf<NullListException>());
+        _salaryStorageContract.Verify(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllSalariesByWorker_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _salaryStorageContract.Setup(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _salaryBusinessLogicContract.GetAllSalariesByPeriodByWorker(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), Guid.NewGuid().ToString()), Throws.TypeOf<StorageException>());
+        _salaryStorageContract.Verify(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void CalculateSalaryByMounth_CalculateSalary_Test()
+    {
+        //Arrange
+        var workerId = Guid.NewGuid().ToString();
+        var saleSum = 200.0;
+        var postSalary = 2000.0;
+        _productionStorageContract.Setup(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>(), It.IsAny<string>()))
+            .Returns([new ProductionDataModel(Guid.NewGuid().ToString(), DateTime.Now, 0, saleSum, workerId, null)]);
+        _postStorageContract.Setup(x => x.GetElementById(It.IsAny<string>()))
+            .Returns(new PostDataModel(Guid.NewGuid().ToString(), "name", PostType.Manufacturer, postSalary, true, DateTime.UtcNow));
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()))
+            .Returns([new WorkerDataModel(workerId, "Test", Guid.NewGuid().ToString(), DateTime.UtcNow, DateTime.UtcNow, false, "1@mail.ru"),]);
+        var sum = 0.0;
+        var expectedSum = postSalary + saleSum * 0.1;
+        _salaryStorageContract.Setup(x => x.AddElement(It.IsAny<SalaryDataModel>()))
+            .Callback((SalaryDataModel x) =>
+            {
+                sum = x.WorkerSalary;
+            });
+        //Act
+        _salaryBusinessLogicContract.CalculateSalaryByMounth(DateTime.UtcNow);
+        //Assert
+        Assert.That(sum, Is.EqualTo(expectedSum));
+    }
+
+    [Test]
+    public void CalculateSalaryByMounth_WithSeveralWorkers_Test()
+    {
+        //Arrange
+        var worker1Id = Guid.NewGuid().ToString();
+        var worker2Id = Guid.NewGuid().ToString();
+        var worker3Id = Guid.NewGuid().ToString();
+        var list = new List<WorkerDataModel>() {
+            new(worker1Id, "Test", Guid.NewGuid().ToString(), DateTime.UtcNow, DateTime.UtcNow, false, "1@mail.ru"),
+            new(worker2Id, "Test", Guid.NewGuid().ToString(), DateTime.UtcNow, DateTime.UtcNow, false, "1@mail.ru"),
+            new(worker3Id, "Test", Guid.NewGuid().ToString(), DateTime.UtcNow, DateTime.UtcNow, false, "1@mail.ru")
+        };
+        _productionStorageContract.Setup(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>(), It.IsAny<string>()))
+            .Returns([new ProductionDataModel(Guid.NewGuid().ToString(), DateTime.Now, 0, 0.0, worker1Id, null),
+            new ProductionDataModel(Guid.NewGuid().ToString(), DateTime.Now, 0, 0.0, worker1Id, null),
+            new ProductionDataModel(Guid.NewGuid().ToString(), DateTime.Now, 0, 0.0, worker2Id, null),
+             new ProductionDataModel(Guid.NewGuid().ToString(), DateTime.Now, 0, 0.0, worker3Id, null),
+            new ProductionDataModel(Guid.NewGuid().ToString(), DateTime.Now, 0, 0.0, worker3Id, null)]);
+        _postStorageContract.Setup(x => x.GetElementById(It.IsAny<string>()))
+            .Returns(new PostDataModel(Guid.NewGuid().ToString(), "name", PostType.Manufacturer, 2000, true, DateTime.UtcNow));
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()))
+            .Returns(list);
+        //Act
+        _salaryBusinessLogicContract.CalculateSalaryByMounth(DateTime.UtcNow);
+        //Assert
+        _salaryStorageContract.Verify(x => x.AddElement(It.IsAny<SalaryDataModel>()), Times.Exactly(list.Count));
+    }
+
+    [Test]
+    public void CalculateSalaryByMounth_WithoitSalesByWorker_Test()
+    {
+        //Arrange
+        var postSalary = 2000.0;
+        var workerId = Guid.NewGuid().ToString();
+        _productionStorageContract.Setup(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>(), It.IsAny<string>()))
+            .Returns([]);
+        _postStorageContract.Setup(x => x.GetElementById(It.IsAny<string>()))
+            .Returns(new PostDataModel(Guid.NewGuid().ToString(), "name", PostType.Manufacturer, postSalary, true, DateTime.UtcNow));
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()))
+            .Returns([new WorkerDataModel(workerId, "Test", Guid.NewGuid().ToString(), DateTime.UtcNow, DateTime.UtcNow, false, "1@mail.ru")]);
+        var sum = 0.0;
+        var expectedSum = postSalary;
+        _salaryStorageContract.Setup(x => x.AddElement(It.IsAny<SalaryDataModel>()))
+            .Callback((SalaryDataModel x) =>
+            {
+                sum = x.WorkerSalary;
+            });
+        //Act
+        _salaryBusinessLogicContract.CalculateSalaryByMounth(DateTime.UtcNow);
+        //Assert
+        Assert.That(sum, Is.EqualTo(expectedSum));
+    }
+
+    [Test]
+    public void CalculateSalaryByMounth_SaleStorageReturnNull_ThrowException_Test()
+    {
+        //Arrange
+        var workerId = Guid.NewGuid().ToString();
+        _postStorageContract.Setup(x => x.GetElementById(It.IsAny<string>()))
+            .Returns(new PostDataModel(Guid.NewGuid().ToString(), "name", PostType.Manufacturer, 2000, true, DateTime.UtcNow));
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()))
+            .Returns([new WorkerDataModel(workerId, "Test", Guid.NewGuid().ToString(), DateTime.UtcNow, DateTime.UtcNow, false, "1@mail.ru")]);
+        //Act&Assert
+        Assert.That(() => _salaryBusinessLogicContract.CalculateSalaryByMounth(DateTime.UtcNow), Throws.TypeOf<NullListException>());
+    }
+
+    [Test]
+    public void CalculateSalaryByMounth_PostStorageReturnNull_ThrowException_Test()
+    {
+        //Arrange
+        var workerId = Guid.NewGuid().ToString();
+        _productionStorageContract.Setup(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>(), It.IsAny<string>()))
+            .Returns([new ProductionDataModel(Guid.NewGuid().ToString(), DateTime.Now, 0, 200.0, workerId, null)]);
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()))
+            .Returns([new WorkerDataModel(workerId, "Test", Guid.NewGuid().ToString(), DateTime.UtcNow, DateTime.UtcNow, false, "1@mail.ru")]);
+        //Act&Assert
+        Assert.That(() => _salaryBusinessLogicContract.CalculateSalaryByMounth(DateTime.UtcNow), Throws.TypeOf<NullListException>());
+    }
+
+    [Test]
+    public void CalculateSalaryByMounth_WorkerStorageReturnNull_ThrowException_Test()
+    {
+        //Arrange
+        var workerId = Guid.NewGuid().ToString();
+        _productionStorageContract.Setup(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>(), It.IsAny<string>()))
+            .Returns([new ProductionDataModel(Guid.NewGuid().ToString(), DateTime.Now, 0, 200.0, workerId, null)]);
+        _postStorageContract.Setup(x => x.GetElementById(It.IsAny<string>()))
+            .Returns(new PostDataModel(Guid.NewGuid().ToString(), "name", PostType.Manufacturer, 2000, true, DateTime.UtcNow));
+        //Act&Assert
+        Assert.That(() => _salaryBusinessLogicContract.CalculateSalaryByMounth(DateTime.UtcNow), Throws.TypeOf<NullListException>());
+    }
+
+    [Test]
+    public void CalculateSalaryByMounth_SaleStorageThrowException_ThrowException_Test()
+    {
+        //Arrange
+        var workerId = Guid.NewGuid().ToString();
+        _productionStorageContract.Setup(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>(), It.IsAny<string>()))
+            .Throws(new StorageException(new InvalidOperationException()));
+        _postStorageContract.Setup(x => x.GetElementById(It.IsAny<string>()))
+            .Returns(new PostDataModel(Guid.NewGuid().ToString(), "name", PostType.Manufacturer, 2000, true, DateTime.UtcNow));
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()))
+            .Returns([new WorkerDataModel(workerId, "Test", Guid.NewGuid().ToString(), DateTime.UtcNow, DateTime.UtcNow, false, "1@mail.ru")]);
+        //Act&Assert
+        Assert.That(() => _salaryBusinessLogicContract.CalculateSalaryByMounth(DateTime.UtcNow), Throws.TypeOf<StorageException>());
+    }
+
+    [Test]
+    public void CalculateSalaryByMounth_PostStorageThrowException_ThrowException_Test()
+    {
+        //Arrange
+        var workerId = Guid.NewGuid().ToString();
+        _productionStorageContract.Setup(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>(), It.IsAny<string>()))
+            .Returns([new ProductionDataModel(Guid.NewGuid().ToString(), DateTime.Now, 0, 200.0, workerId, null)]);
+        _postStorageContract.Setup(x => x.GetElementById(It.IsAny<string>()))
+            .Throws(new StorageException(new InvalidOperationException()));
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()))
+            .Returns([new WorkerDataModel(workerId, "Test", Guid.NewGuid().ToString(), DateTime.UtcNow, DateTime.UtcNow, false, "1@mail.ru")]);
+        //Act&Assert
+        Assert.That(() => _salaryBusinessLogicContract.CalculateSalaryByMounth(DateTime.UtcNow), Throws.TypeOf<StorageException>());
+    }
+
+    [Test]
+    public void CalculateSalaryByMounth_WorkerStorageThrowException_ThrowException_Test()
+    {
+        //Arrange
+        var workerId = Guid.NewGuid().ToString();
+        _productionStorageContract.Setup(x => x.GetList(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<string>(), It.IsAny<string>()))
+            .Returns([new ProductionDataModel(Guid.NewGuid().ToString(), DateTime.Now, 0, 200.0, workerId, null)]);
+        _postStorageContract.Setup(x => x.GetElementById(It.IsAny<string>()))
+            .Returns(new PostDataModel(Guid.NewGuid().ToString(), "name", PostType.Manufacturer, 2000, true, DateTime.UtcNow));
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()))
+            .Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _salaryBusinessLogicContract.CalculateSalaryByMounth(DateTime.UtcNow), Throws.TypeOf<StorageException>());
+    }
+}

SladkieBulki/SladkieBulkiTests/BusinessLogicsContractsTests/WorkerBusinessLogicContractTests.cs

@@ -0,0 +1,561 @@
+using Microsoft.Extensions.Logging;
+using Moq;
+using SladkieBulkiBusinessLogic.Implementations;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.StoragesContarcts;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiTests.BusinessLogicsContractsTests;
+
+internal class WorkerBusinessLogicContractTests
+{
+    private WorkerBusinessLogicContract _workerBusinessLogicContract;
+    private Mock<IWorkerStorageContract> _workerStorageContract;
+
+    [OneTimeSetUp]
+    public void OneTimeSetUp()
+    {
+        _workerStorageContract = new Mock<IWorkerStorageContract>();
+        _workerBusinessLogicContract = new WorkerBusinessLogicContract(_workerStorageContract.Object, new Mock<ILogger>().Object);
+    }
+
+    [SetUp]
+    public void SetUp()
+    {
+        _workerStorageContract.Reset();
+    }
+
+    [Test]
+    public void GetAllWorkers_ReturnListOfRecords_Test()
+    {
+        //Arrange
+        var listOriginal = new List<WorkerDataModel>()
+        {
+            new(Guid.NewGuid().ToString(), "fio 1", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, ""),
+            new(Guid.NewGuid().ToString(), "fio 2", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, true, ""),
+            new(Guid.NewGuid().ToString(), "fio 3", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, ""),
+        };
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>())).Returns(listOriginal);
+        //Act
+        var listOnlyActive = _workerBusinessLogicContract.GetAllWorkers(true);
+        var list = _workerBusinessLogicContract.GetAllWorkers(false);
+        //Assert
+        Assert.Multiple(() =>
+        {
+            Assert.That(listOnlyActive, Is.Not.Null);
+            Assert.That(list, Is.Not.Null);
+            Assert.That(listOnlyActive, Is.EquivalentTo(listOriginal));
+            Assert.That(list, Is.EquivalentTo(listOriginal));
+        });
+        _workerStorageContract.Verify(x => x.GetList(true, null, null, null, null, null), Times.Once);
+        _workerStorageContract.Verify(x => x.GetList(false, null, null, null, null, null), Times.Once);
+    }
+
+    [Test]
+    public void GetAllWorkers_ReturnEmptyList_Test()
+    {
+        //Arrange
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>())).Returns([]);
+        //Act
+        var listOnlyActive = _workerBusinessLogicContract.GetAllWorkers(true);
+        var list = _workerBusinessLogicContract.GetAllWorkers(false);
+        //Assert
+        Assert.Multiple(() =>
+        {
+            Assert.That(listOnlyActive, Is.Not.Null);
+            Assert.That(list, Is.Not.Null);
+            Assert.That(listOnlyActive, Has.Count.EqualTo(0));
+            Assert.That(list, Has.Count.EqualTo(0));
+        });
+        _workerStorageContract.Verify(x => x.GetList(It.IsAny<bool>(), null, null, null, null, null), Times.Exactly(2));
+    }
+
+    [Test]
+    public void GetAllWorkers_ReturnNull_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.GetAllWorkers(It.IsAny<bool>()), Throws.TypeOf<NullListException>());
+        _workerStorageContract.Verify(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllWorkers_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.GetAllWorkers(It.IsAny<bool>()), Throws.TypeOf<StorageException>());
+        _workerStorageContract.Verify(x => x.GetList(It.IsAny<bool>(), null, null, null, null, null), Times.Once);
+    }
+
+    [Test]
+    public void GetAllWorkersByPost_ReturnListOfRecords_Test()
+    {
+        //Arrange
+        var postId = Guid.NewGuid().ToString();
+        var listOriginal = new List<WorkerDataModel>()
+        {
+            new(Guid.NewGuid().ToString(), "fio 1", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, ""),
+            new(Guid.NewGuid().ToString(), "fio 2", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, true, ""),
+            new(Guid.NewGuid().ToString(), "fio 3", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, ""),
+        };
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>())).Returns(listOriginal);
+        //Act
+        var listOnlyActive = _workerBusinessLogicContract.GetAllWorkersByPost(postId, true);
+        var list = _workerBusinessLogicContract.GetAllWorkersByPost(postId, false);
+        //Assert
+        Assert.Multiple(() =>
+        {
+            Assert.That(listOnlyActive, Is.Not.Null);
+            Assert.That(list, Is.Not.Null);
+            Assert.That(listOnlyActive, Is.EquivalentTo(listOriginal));
+            Assert.That(list, Is.EquivalentTo(listOriginal));
+        });
+        _workerStorageContract.Verify(x => x.GetList(true, postId, null, null, null, null), Times.Once);
+        _workerStorageContract.Verify(x => x.GetList(false, postId, null, null, null, null), Times.Once);
+    }
+
+    [Test]
+    public void GetAllWorkersByPost_ReturnEmptyList_Test()
+    {
+        //Arrange
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>())).Returns([]);
+        //Act
+        var listOnlyActive = _workerBusinessLogicContract.GetAllWorkersByPost(Guid.NewGuid().ToString(), true);
+        var list = _workerBusinessLogicContract.GetAllWorkersByPost(Guid.NewGuid().ToString(), false);
+        //Assert
+        Assert.Multiple(() =>
+        {
+            Assert.That(listOnlyActive, Is.Not.Null);
+            Assert.That(list, Is.Not.Null);
+            Assert.That(listOnlyActive, Has.Count.EqualTo(0));
+            Assert.That(list, Has.Count.EqualTo(0));
+        });
+        _workerStorageContract.Verify(x => x.GetList(It.IsAny<bool>(), It.IsAny<string>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()), Times.Exactly(2));
+    }
+
+    [Test]
+    public void GetAllWorkersByPost_PostIdIsNullOrEmpty_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.GetAllWorkersByPost(null, It.IsAny<bool>()), Throws.TypeOf<ArgumentNullException>());
+        Assert.That(() => _workerBusinessLogicContract.GetAllWorkersByPost(string.Empty, It.IsAny<bool>()), Throws.TypeOf<ArgumentNullException>());
+        _workerStorageContract.Verify(x => x.GetList(It.IsAny<bool>(), It.IsAny<string>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()), Times.Never);
+    }
+
+    [Test]
+    public void GetAllWorkersByPost_PostIdIsNotGuid_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.GetAllWorkersByPost("postId", It.IsAny<bool>()), Throws.TypeOf<ValidationException>());
+        _workerStorageContract.Verify(x => x.GetList(It.IsAny<bool>(), It.IsAny<string>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()), Times.Never);
+    }
+
+    [Test]
+    public void GetAllWorkersByPost_ReturnNull_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.GetAllWorkersByPost(Guid.NewGuid().ToString(), It.IsAny<bool>()), Throws.TypeOf<NullListException>());
+        _workerStorageContract.Verify(x => x.GetList(It.IsAny<bool>(), It.IsAny<string>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllWorkersByPost_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.GetAllWorkersByPost(Guid.NewGuid().ToString(), It.IsAny<bool>()), Throws.TypeOf<StorageException>());
+        _workerStorageContract.Verify(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllWorkersByBirthDate_ReturnListOfRecords_Test()
+    {
+        //Arrange
+        var date = DateTime.UtcNow;
+        var listOriginal = new List<WorkerDataModel>()
+        {
+            new(Guid.NewGuid().ToString(), "fio 1", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, ""),
+            new(Guid.NewGuid().ToString(), "fio 2", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, true, ""),
+            new(Guid.NewGuid().ToString(), "fio 3", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, ""),
+        };
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>())).Returns(listOriginal);
+        //Act
+        var listOnlyActive = _workerBusinessLogicContract.GetAllWorkersByBirthDate(date, date.AddDays(1), true);
+        var list = _workerBusinessLogicContract.GetAllWorkersByBirthDate(date, date.AddDays(1), false);
+        //Assert
+        Assert.Multiple(() =>
+        {
+            Assert.That(listOnlyActive, Is.Not.Null);
+            Assert.That(list, Is.Not.Null);
+            Assert.That(listOnlyActive, Is.EquivalentTo(listOriginal));
+            Assert.That(list, Is.EquivalentTo(listOriginal));
+        });
+        _workerStorageContract.Verify(x => x.GetList(true, null, date, date.AddDays(1), null, null), Times.Once);
+        _workerStorageContract.Verify(x => x.GetList(false, null, date, date.AddDays(1), null, null), Times.Once);
+    }
+
+    [Test]
+    public void GetAllWorkersByBirthDate_ReturnEmptyList_Test()
+    {
+        //Arrange
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>())).Returns([]);
+        //Act
+        var listOnlyActive = _workerBusinessLogicContract.GetAllWorkersByBirthDate(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), true);
+        var list = _workerBusinessLogicContract.GetAllWorkers(false);
+        //Assert
+        Assert.Multiple(() =>
+        {
+            Assert.That(listOnlyActive, Is.Not.Null);
+            Assert.That(list, Is.Not.Null);
+            Assert.That(listOnlyActive, Has.Count.EqualTo(0));
+            Assert.That(list, Has.Count.EqualTo(0));
+        });
+        _workerStorageContract.Verify(x => x.GetList(true, null, It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), null, null), Times.Once);
+        _workerStorageContract.Verify(x => x.GetList(false, null, It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), null, null), Times.Once);
+    }
+
+    [Test]
+    public void GetAllWorkersByBirthDate_IncorrectDates_ThrowException_Test()
+    {
+        //Arrange
+        var date = DateTime.UtcNow;
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.GetAllWorkersByBirthDate(date, date, It.IsAny<bool>()), Throws.TypeOf<IncorrectDatesException>());
+        Assert.That(() => _workerBusinessLogicContract.GetAllWorkersByBirthDate(date, date.AddSeconds(-1), It.IsAny<bool>()), Throws.TypeOf<IncorrectDatesException>());
+        _workerStorageContract.Verify(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()), Times.Never);
+    }
+
+    [Test]
+    public void GetAllWorkersByBirthDate_ReturnNull_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.GetAllWorkersByBirthDate(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), It.IsAny<bool>()), Throws.TypeOf<NullListException>());
+        _workerStorageContract.Verify(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllWorkersByBirthDate_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.GetAllWorkersByBirthDate(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), It.IsAny<bool>()), Throws.TypeOf<StorageException>());
+        _workerStorageContract.Verify(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllWorkersByEmploymentDate_ReturnListOfRecords_Test()
+    {
+        //Arrange
+        var date = DateTime.UtcNow;
+        var listOriginal = new List<WorkerDataModel>()
+        {
+            new(Guid.NewGuid().ToString(), "fio 1", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, ""),
+            new(Guid.NewGuid().ToString(), "fio 2", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, true, ""),
+            new(Guid.NewGuid().ToString(), "fio 3", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, ""),
+        };
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>())).Returns(listOriginal);
+        //Act
+        var listOnlyActive = _workerBusinessLogicContract.GetAllWorkersByEmploymentDate(date, date.AddDays(1), true);
+        var list = _workerBusinessLogicContract.GetAllWorkersByEmploymentDate(date, date.AddDays(1), false);
+        //Assert
+        Assert.Multiple(() =>
+        {
+            Assert.That(listOnlyActive, Is.Not.Null);
+            Assert.That(list, Is.Not.Null);
+            Assert.That(listOnlyActive, Is.EquivalentTo(listOriginal));
+            Assert.That(list, Is.EquivalentTo(listOriginal));
+        });
+        _workerStorageContract.Verify(x => x.GetList(true, null, null, null, date, date.AddDays(1)), Times.Once);
+        _workerStorageContract.Verify(x => x.GetList(false, null, null, null, date, date.AddDays(1)), Times.Once);
+    }
+
+    [Test]
+    public void GetAllWorkersByEmploymentDate_ReturnEmptyList_Test()
+    {
+        //Arrange
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>())).Returns([]);
+        //Act
+        var listOnlyActive = _workerBusinessLogicContract.GetAllWorkersByEmploymentDate(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), true);
+        var list = _workerBusinessLogicContract.GetAllWorkersByEmploymentDate(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), false);
+        //Assert
+        Assert.Multiple(() =>
+        {
+            Assert.That(listOnlyActive, Is.Not.Null);
+            Assert.That(list, Is.Not.Null);
+            Assert.That(listOnlyActive, Has.Count.EqualTo(0));
+            Assert.That(list, Has.Count.EqualTo(0));
+        });
+        _workerStorageContract.Verify(x => x.GetList(true, null, null, null, It.IsAny<DateTime?>(), It.IsAny<DateTime?>()), Times.Once);
+        _workerStorageContract.Verify(x => x.GetList(false, null, null, null, It.IsAny<DateTime?>(), It.IsAny<DateTime?>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllWorkersByEmploymentDate_IncorrectDates_ThrowException_Test()
+    {
+        //Arrange
+        var date = DateTime.UtcNow;
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.GetAllWorkersByEmploymentDate(date, date, It.IsAny<bool>()), Throws.TypeOf<IncorrectDatesException>());
+        Assert.That(() => _workerBusinessLogicContract.GetAllWorkersByEmploymentDate(date, date.AddSeconds(-1), It.IsAny<bool>()), Throws.TypeOf<IncorrectDatesException>());
+        _workerStorageContract.Verify(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()), Times.Never);
+    }
+
+    [Test]
+    public void GetAllWorkersByEmploymentDate_ReturnNull_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.GetAllWorkersByEmploymentDate(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), It.IsAny<bool>()), Throws.TypeOf<NullListException>());
+        _workerStorageContract.Verify(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()), Times.Once);
+    }
+
+    [Test]
+    public void GetAllWorkersByEmploymentDate_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _workerStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.GetAllWorkersByEmploymentDate(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), It.IsAny<bool>()), Throws.TypeOf<StorageException>());
+        _workerStorageContract.Verify(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>()), Times.Once);
+    }
+
+    [Test]
+    public void GetWorkerByData_GetById_ReturnRecord_Test()
+    {
+        //Arrange
+        var id = Guid.NewGuid().ToString();
+        var record = new WorkerDataModel(id, "fio", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, "");
+        _workerStorageContract.Setup(x => x.GetElementById(id)).Returns(record);
+        //Act
+        var element = _workerBusinessLogicContract.GetWorkerByData(id);
+        //Assert
+        Assert.That(element, Is.Not.Null);
+        Assert.That(element.Id, Is.EqualTo(id));
+        _workerStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetWorkerByData_GetByFio_ReturnRecord_Test()
+    {
+        //Arrange
+        var fio = "fio";
+        var record = new WorkerDataModel(Guid.NewGuid().ToString(), fio, Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, "");
+        _workerStorageContract.Setup(x => x.GetElementByFIO(fio)).Returns(record);
+        //Act
+        var element = _workerBusinessLogicContract.GetWorkerByData(fio);
+        //Assert
+        Assert.That(element, Is.Not.Null);
+        Assert.That(element.FIO, Is.EqualTo(fio));
+        _workerStorageContract.Verify(x => x.GetElementByFIO(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetWorkerByData_EmptyData_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.GetWorkerByData(null), Throws.TypeOf<ArgumentNullException>());
+        Assert.That(() => _workerBusinessLogicContract.GetWorkerByData(string.Empty), Throws.TypeOf<ArgumentNullException>());
+        _workerStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Never);
+        _workerStorageContract.Verify(x => x.GetElementByFIO(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetWorkerByData_GetById_NotFoundRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.GetWorkerByData(Guid.NewGuid().ToString()), Throws.TypeOf<ElementNotFoundException>());
+        _workerStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
+        _workerStorageContract.Verify(x => x.GetElementByFIO(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void GetWorkerByData_GetByFio_NotFoundRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.GetWorkerByData("fio"), Throws.TypeOf<ElementNotFoundException>());
+        _workerStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Never);
+        _workerStorageContract.Verify(x => x.GetElementByFIO(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void GetWorkerByData_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _workerStorageContract.Setup(x => x.GetElementById(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+        _workerStorageContract.Setup(x => x.GetElementByFIO(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.GetWorkerByData(Guid.NewGuid().ToString()), Throws.TypeOf<StorageException>());
+        Assert.That(() => _workerBusinessLogicContract.GetWorkerByData("fio"), Throws.TypeOf<StorageException>());
+        _workerStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
+        _workerStorageContract.Verify(x => x.GetElementByFIO(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void InsertWorker_CorrectRecord_Test()
+    {
+        //Arrange
+        var flag = false;
+        var record = new WorkerDataModel(Guid.NewGuid().ToString(), "fio", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, "1@mail.ru");
+        _workerStorageContract.Setup(x => x.AddElement(It.IsAny<WorkerDataModel>()))
+            .Callback((WorkerDataModel x) =>
+            {
+                flag = x.Id == record.Id && x.FIO == record.FIO && x.PostId == record.PostId && x.BirthDate == record.BirthDate &&
+                    x.EmploymentDate == record.EmploymentDate && x.IsDeleted == record.IsDeleted;
+            });
+        //Act
+        _workerBusinessLogicContract.InsertWorker(record);
+        //Assert
+        _workerStorageContract.Verify(x => x.AddElement(It.IsAny<WorkerDataModel>()), Times.Once);
+        Assert.That(flag);
+    }
+
+    [Test]
+    public void InsertWorker_RecordWithExistsData_ThrowException_Test()
+    {
+        //Arrange
+        _workerStorageContract.Setup(x => x.AddElement(It.IsAny<WorkerDataModel>())).Throws(new ElementExistsException("Data", "Data"));
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.InsertWorker(new(Guid.NewGuid().ToString(), "fio", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, "1@mail.ru")), Throws.TypeOf<ElementExistsException>());
+        _workerStorageContract.Verify(x => x.AddElement(It.IsAny<WorkerDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void InsertWorker_NullRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.InsertWorker(null), Throws.TypeOf<ArgumentNullException>());
+        _workerStorageContract.Verify(x => x.AddElement(It.IsAny<WorkerDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void InsertWorker_InvalidRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.InsertWorker(new WorkerDataModel("id", "fio", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, "1@mail.ru")), Throws.TypeOf<ValidationException>());
+        _workerStorageContract.Verify(x => x.AddElement(It.IsAny<WorkerDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void InsertWorker_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _workerStorageContract.Setup(x => x.AddElement(It.IsAny<WorkerDataModel>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.InsertWorker(new(Guid.NewGuid().ToString(), "fio", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, "1@mail.ru")), Throws.TypeOf<StorageException>());
+        _workerStorageContract.Verify(x => x.AddElement(It.IsAny<WorkerDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void UpdateWorker_CorrectRecord_Test()
+    {
+        //Arrange
+        var flag = false;
+        var record = new WorkerDataModel(Guid.NewGuid().ToString(), "fio", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, "1@mail.ru");
+        _workerStorageContract.Setup(x => x.UpdElement(It.IsAny<WorkerDataModel>()))
+            .Callback((WorkerDataModel x) =>
+            {
+                flag = x.Id == record.Id && x.FIO == record.FIO && x.PostId == record.PostId && x.BirthDate == record.BirthDate &&
+                    x.EmploymentDate == record.EmploymentDate && x.IsDeleted == record.IsDeleted;
+            });
+        //Act
+        _workerBusinessLogicContract.UpdateWorker(record);
+        //Assert
+        _workerStorageContract.Verify(x => x.UpdElement(It.IsAny<WorkerDataModel>()), Times.Once);
+        Assert.That(flag);
+    }
+
+    [Test]
+    public void UpdateWorker_RecordWithIncorrectData_ThrowException_Test()
+    {
+        //Arrange
+        _workerStorageContract.Setup(x => x.UpdElement(It.IsAny<WorkerDataModel>())).Throws(new ElementNotFoundException(""));
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.UpdateWorker(new(Guid.NewGuid().ToString(), "fio", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, "1@mail.ru")), Throws.TypeOf<ElementNotFoundException>());
+        _workerStorageContract.Verify(x => x.UpdElement(It.IsAny<WorkerDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void UpdateWorker_NullRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.UpdateWorker(null), Throws.TypeOf<ArgumentNullException>());
+        _workerStorageContract.Verify(x => x.UpdElement(It.IsAny<WorkerDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void UpdateWorker_InvalidRecord_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.UpdateWorker(new WorkerDataModel("id", "fio", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, "1@mail.ru")), Throws.TypeOf<ValidationException>());
+        _workerStorageContract.Verify(x => x.UpdElement(It.IsAny<WorkerDataModel>()), Times.Never);
+    }
+
+    [Test]
+    public void UpdateWorker_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _workerStorageContract.Setup(x => x.UpdElement(It.IsAny<WorkerDataModel>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.UpdateWorker(new(Guid.NewGuid().ToString(), "fio", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false, "1@mail.ru")), Throws.TypeOf<StorageException>());
+        _workerStorageContract.Verify(x => x.UpdElement(It.IsAny<WorkerDataModel>()), Times.Once);
+    }
+
+    [Test]
+    public void DeleteWorker_CorrectRecord_Test()
+    {
+        //Arrange
+        var id = Guid.NewGuid().ToString();
+        var flag = false;
+        _workerStorageContract.Setup(x => x.DelElement(It.Is((string x) => x == id))).Callback(() => { flag = true; });
+        //Act
+        _workerBusinessLogicContract.DeleteWorker(id);
+        //Assert
+        _workerStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Once);
+        Assert.That(flag);
+    }
+
+    [Test]
+    public void DeleteWorker_RecordWithIncorrectId_ThrowException_Test()
+    {
+        //Arrange
+        var id = Guid.NewGuid().ToString();
+        _workerStorageContract.Setup(x => x.DelElement(It.Is((string x) => x != id))).Throws(new ElementNotFoundException(id));
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.DeleteWorker(Guid.NewGuid().ToString()), Throws.TypeOf<ElementNotFoundException>());
+        _workerStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Once);
+    }
+
+    [Test]
+    public void DeleteWorker_IdIsNullOrEmpty_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.DeleteWorker(null), Throws.TypeOf<ArgumentNullException>());
+        Assert.That(() => _workerBusinessLogicContract.DeleteWorker(string.Empty), Throws.TypeOf<ArgumentNullException>());
+        _workerStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void DeleteWorker_IdIsNotGuid_ThrowException_Test()
+    {
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.DeleteWorker("id"), Throws.TypeOf<ValidationException>());
+        _workerStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Never);
+    }
+
+    [Test]
+    public void DeleteWorker_StorageThrowError_ThrowException_Test()
+    {
+        //Arrange
+        _workerStorageContract.Setup(x => x.DelElement(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(() => _workerBusinessLogicContract.DeleteWorker(Guid.NewGuid().ToString()), Throws.TypeOf<StorageException>());
+        _workerStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Once);
+    }
+}

SladkieBulki/SladkieBulkiTests/DataModelsTests/IngredientDataModelTests.cs

@@ -71,12 +71,12 @@ internal class IngredientDataModelTests
         Assert.Multiple(() =>
         {
             Assert.That(ingredient.Id, Is.EqualTo(ingredientId));
-            Assert.That(ingredient.NameIngridients, Is.EqualTo(ingredientName));
+            Assert.That(ingredient.NameIngredients, Is.EqualTo(ingredientName));
             Assert.That(ingredient.SizeInit, Is.EqualTo(sizeInit));
             Assert.That(ingredient.InitPrice, Is.EqualTo(initPrice));
         });
     }
 
-    private static IngredientDataModel CreateDataModel(string? id, string? nameIngridients, string? sizeInit, double initPrice) =>
-        new(id, nameIngridients, sizeInit, initPrice);
+    private static IngredientDataModel CreateDataModel(string? id, string? NameIngredients, string? sizeInit, double initPrice) =>
+        new(id, NameIngredients, sizeInit, initPrice);
 }

SladkieBulki/SladkieBulkiTests/DataModelsTests/PostDataModelTests.cs

@@ -12,70 +12,68 @@ namespace SladkieBulkiTests.DataModelsTests;
 internal class PostDataModelTests
 {
     [Test]
-    public void IdIsNullEmptyTest()
+    public void IdIsNullOrEmptyTest()
     {
-        var post = CreateDataModel(null, "name", PostType.Preform, 100);
+        var post = CreateDataModel(null, "name", PostType.Preform, 10, true, DateTime.UtcNow);
         Assert.That(() => post.Validate(), Throws.TypeOf<ValidationException>());
-
-        post = CreateDataModel(string.Empty, "name", PostType.Preform, 100);
+        post = CreateDataModel(string.Empty, "name", PostType.Preform, 10, true, DateTime.UtcNow);
         Assert.That(() => post.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void IdIsNotGuidTest()
     {
-        var post = CreateDataModel("id", "name", PostType.Preform, 100);
+        var post = CreateDataModel("id", "name", PostType.Preform, 10, true, DateTime.UtcNow);
         Assert.That(() => post.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
-    public void PostNameIsNullOrEmptyTest()
+    public void PostNameIsEmptyTest()
     {
-        var post = CreateDataModel(Guid.NewGuid().ToString(), null, PostType.Preform, 100);
-        Assert.That(() => post.Validate(), Throws.TypeOf<ValidationException>());
-
-        post = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, PostType.Preform, 100);
-        Assert.That(() => post.Validate(), Throws.TypeOf<ValidationException>());
+        var manufacturer = CreateDataModel(Guid.NewGuid().ToString(), null, PostType.Preform, 10, true, DateTime.UtcNow);
+        Assert.That(() => manufacturer.Validate(), Throws.TypeOf<ValidationException>());
+        manufacturer = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, PostType.Preform, 10, true, DateTime.UtcNow);
+        Assert.That(() => manufacturer.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void PostTypeIsNoneTest()
     {
-        var post = CreateDataModel(Guid.NewGuid().ToString(), "name", PostType.None, 100);
+        var post = CreateDataModel(Guid.NewGuid().ToString(), "name", PostType.None, 10, true, DateTime.UtcNow);
         Assert.That(() => post.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
-    public void SalaryIsZeroOrNegativeTest()
+    public void SalaryIsLessOrZeroTest()
     {
-        var post = CreateDataModel(Guid.NewGuid().ToString(), "name", PostType.Preform, 0);
+        var post = CreateDataModel(Guid.NewGuid().ToString(), "name", PostType.Preform, 0, true, DateTime.UtcNow);
         Assert.That(() => post.Validate(), Throws.TypeOf<ValidationException>());
-
-        post = CreateDataModel(Guid.NewGuid().ToString(), "name", PostType.Preform, -100);
+        post = CreateDataModel(Guid.NewGuid().ToString(), "name", PostType.Preform, -10, true, DateTime.UtcNow);
         Assert.That(() => post.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
-    public void AllFieldsAreCorrectTest()
+    public void AllFieldsIsCorrectTest()
     {
         var postId = Guid.NewGuid().ToString();
-        var postName = "Alan Worker";
+        var postName = "name";
         var postType = PostType.Preform;
-        var salary = 100;
-
-        var post = CreateDataModel(postId, postName, postType, salary);
+        var salary = 10;
+        var isActual = false;
+        var changeDate = DateTime.UtcNow.AddDays(-1);
+        var post = CreateDataModel(postId, postName, postType, salary, isActual, changeDate);
         Assert.That(() => post.Validate(), Throws.Nothing);
-
         Assert.Multiple(() =>
         {
             Assert.That(post.Id, Is.EqualTo(postId));
             Assert.That(post.PostName, Is.EqualTo(postName));
             Assert.That(post.PostType, Is.EqualTo(postType));
             Assert.That(post.Salary, Is.EqualTo(salary));
+            Assert.That(post.IsActual, Is.EqualTo(isActual));
+            Assert.That(post.ChangeDate, Is.EqualTo(changeDate));
         });
     }
 
-    private static PostDataModel CreateDataModel(string? id, string? postName, PostType postType, double salary) =>
-        new(id, postName, postType, salary);
+    private static PostDataModel CreateDataModel(string? id, string? postName, PostType postType, double salary, bool isActual, DateTime changeDate) =>
+        new(id, postName, postType, salary, isActual, changeDate);
 }
-

SladkieBulki/SladkieBulkiTests/DataModelsTests/ProductDataModelTests.cs

@@ -14,54 +14,54 @@ internal class ProductDataModelTests
     [Test]
     public void IdIsNullEmptyTest()
     {
-        var product = CreateDataModel(null, "Product1", "Description", ProductType.Production, 100, false);
+        var product = CreateDataModel(null, "Product1", "Description", ProductType.Production, CreateSubDataModel(), 100, false);
         Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
 
-        product = CreateDataModel(string.Empty, "Product1", "Description", ProductType.Production, 100, false);
+        product = CreateDataModel(string.Empty, "Product1", "Description", ProductType.Production, CreateSubDataModel(), 100, false);
         Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void IdIsNotGuidTest()
     {
-        var product = CreateDataModel("id", "Product1", "Description", ProductType.Production, 100, false);
+        var product = CreateDataModel("id", "Product1", "Description", ProductType.Production, CreateSubDataModel(), 100, false);
         Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void NameIsNullOrEmptyTest()
     {
-        var product = CreateDataModel(Guid.NewGuid().ToString(), null, "Description", ProductType.Production, 100, false);
+        var product = CreateDataModel(Guid.NewGuid().ToString(), null, "Description", ProductType.Production, CreateSubDataModel(), 100, false);
         Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
 
-        product = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, "Description", ProductType.Production, 100, false);
+        product = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, "Description", ProductType.Production, CreateSubDataModel(), 100, false);
         Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void DescriptionIsNullOrEmptyTest()
     {
-        var product = CreateDataModel(Guid.NewGuid().ToString(), "Product1", null, ProductType.Production, 100, false);
+        var product = CreateDataModel(Guid.NewGuid().ToString(), "Product1", null, ProductType.Production, CreateSubDataModel(), 100, false);
         Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
 
-        product = CreateDataModel(Guid.NewGuid().ToString(), "Product1", string.Empty, ProductType.Production, 100, false);
+        product = CreateDataModel(Guid.NewGuid().ToString(), "Product1", string.Empty, ProductType.Production, CreateSubDataModel(), 100, false);
         Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void ProductTypeIsNoneTest()
     {
-        var product = CreateDataModel(Guid.NewGuid().ToString(), "Product1", "Description", ProductType.None, 100, false);
+        var product = CreateDataModel(Guid.NewGuid().ToString(), "Product1", "Description", ProductType.None, CreateSubDataModel(), 100, false);
         Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void UnitPriceIsZeroOrNegativeTest()
     {
-        var product = CreateDataModel(Guid.NewGuid().ToString(), "Product1", "Description", ProductType.Production, 0, false);
+        var product = CreateDataModel(Guid.NewGuid().ToString(), "Product1", "Description", ProductType.Production, CreateSubDataModel(), 0, false);
         Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
 
-        product = CreateDataModel(Guid.NewGuid().ToString(), "Product1", "Description", ProductType.Production, -100, false);
+        product = CreateDataModel(Guid.NewGuid().ToString(), "Product1", "Description", ProductType.Production, CreateSubDataModel(), -100, false);
         Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
     }
 
@@ -73,8 +73,14 @@ internal class ProductDataModelTests
         var productDescription = "Description";
         var productType = ProductType.Production;
         var unitPrice = 100;
+        var ingredients = new List<ProductIngredientDataModel>
+    {
+        new ProductIngredientDataModel(Guid.NewGuid().ToString(), "Flour", 1),
+        new ProductIngredientDataModel(Guid.NewGuid().ToString(), "Sugar", 2)
+    };
 
-        var product = CreateDataModel(productId, productName, productDescription, productType, unitPrice, false);
+
+        var product = CreateDataModel(productId, productName, productDescription, productType, ingredients, unitPrice, false);
         Assert.That(() => product.Validate(), Throws.Nothing);
 
         Assert.Multiple(() =>
@@ -84,9 +90,15 @@ internal class ProductDataModelTests
             Assert.That(product.Description, Is.EqualTo(productDescription));
             Assert.That(product.ProductType, Is.EqualTo(productType));
             Assert.That(product.UnitPrice, Is.EqualTo(unitPrice));
+            Assert.That(product.Ingredients, Is.EqualTo(ingredients));  // Добавлена проверка для списка ингредиентов
         });
     }
 
-    private static ProductDataModel CreateDataModel(string? id, string? name, string? description, ProductType productType, int unitPrice, bool isDeleted) =>
-        new(id, name, description, productType, unitPrice, isDeleted);
+
+    private static ProductDataModel CreateDataModel(string? id, string? name, string? description, ProductType productType, List<ProductIngredientDataModel> ingredients, int unitPrice, bool isDeleted) =>
+        new(id, name, description, productType, ingredients, unitPrice, isDeleted);
+
+    private static List<ProductIngredientDataModel> CreateSubDataModel()
+     => new List<ProductIngredientDataModel> { new(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 1) };
+
 }

SladkieBulki/SladkieBulkiTests/DataModelsTests/ProductionDataModelTests.cs

@@ -13,92 +13,85 @@ internal class ProductionDataModelTests
     [Test]
     public void IdIsNullOrEmptyTest()
     {
-        var production = CreateDataModel(null, DateTime.Now, 5, 100, Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), new List<ProductIngredientDataModel>());
+        var production = CreateDataModel(null, DateTime.Now, 5, 100, Guid.NewGuid().ToString(), Guid.NewGuid().ToString());
         Assert.That(() => production.Validate(), Throws.TypeOf<ValidationException>());
 
-        production = CreateDataModel(string.Empty, DateTime.Now, 5, 100, Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), new List<ProductIngredientDataModel>());
+        production = CreateDataModel(string.Empty, DateTime.Now, 5, 100, Guid.NewGuid().ToString(), Guid.NewGuid().ToString());
         Assert.That(() => production.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void IdIsNotGuidTest()
     {
-        var production = CreateDataModel("id", DateTime.Now, 5, 100, Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), new List<ProductIngredientDataModel>());
+        var production = CreateDataModel("id", DateTime.Now, 5, 100, Guid.NewGuid().ToString(), Guid.NewGuid().ToString());
         Assert.That(() => production.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void ProductionDateIsInTheFutureTest()
     {
-        var production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now.AddDays(1), 5, 100, Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), new List<ProductIngredientDataModel>());
+        var production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now.AddDays(1), 5, 100, Guid.NewGuid().ToString(), Guid.NewGuid().ToString());
         Assert.That(() => production.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void CountIsLessThanOrEqualToZeroTest()
     {
-        var production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 0, 100, Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), new List<ProductIngredientDataModel>());
+        var production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 0, 100, Guid.NewGuid().ToString(), Guid.NewGuid().ToString());
         Assert.That(() => production.Validate(), Throws.TypeOf<ValidationException>());
 
-        production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, -1, 100, Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), new List<ProductIngredientDataModel>());
+        production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, -1, 100, Guid.NewGuid().ToString(), Guid.NewGuid().ToString());
         Assert.That(() => production.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void WorkerIdIsNullOrEmptyTest()
     {
-        var production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, 100, null, Guid.NewGuid().ToString(), new List<ProductIngredientDataModel>());
+        var production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, 100, null, Guid.NewGuid().ToString());
         Assert.That(() => production.Validate(), Throws.TypeOf<ValidationException>());
 
-        production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, 100, string.Empty, Guid.NewGuid().ToString(), new List<ProductIngredientDataModel>());
+        production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, 100, string.Empty, Guid.NewGuid().ToString());
         Assert.That(() => production.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void WorkerIdIsNotGuidTest()
     {
-        var production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, 100, "workerId", Guid.NewGuid().ToString(), new List<ProductIngredientDataModel>());
+        var production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, 100, "workerId", Guid.NewGuid().ToString());
         Assert.That(() => production.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void ProductIdIsNullOrEmptyTest()
     {
-        var production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, 100, Guid.NewGuid().ToString(), null, new List<ProductIngredientDataModel>());
+        var production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, 100, Guid.NewGuid().ToString(), null);
         Assert.That(() => production.Validate(), Throws.TypeOf<ValidationException>());
 
-        production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, 100, Guid.NewGuid().ToString(), string.Empty, new List<ProductIngredientDataModel>());
+        production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, 100, Guid.NewGuid().ToString(), string.Empty);
         Assert.That(() => production.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void ProductIdIsNotGuidTest()
     {
-        var production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, 100, Guid.NewGuid().ToString(), "productId", new List<ProductIngredientDataModel>());
+        var production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, 100, Guid.NewGuid().ToString(), "productId");
         Assert.That(() => production.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void SumIsLessThanOrEqualToZeroTest()
     {
-        var production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, -100, Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), new List<ProductIngredientDataModel>());
+        var production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, -100, Guid.NewGuid().ToString(), Guid.NewGuid().ToString());
         Assert.That(() => production.Validate(), Throws.TypeOf<ValidationException>());
 
-        production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, 0, Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), new List<ProductIngredientDataModel>());
-        Assert.That(() => production.Validate(), Throws.TypeOf<ValidationException>());
-    }
-
-    [Test]
-    public void ProductsIsEmptyTest()
-    {
-        var production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, 100, Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), new List<ProductIngredientDataModel>());
+        production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, 0, Guid.NewGuid().ToString(), Guid.NewGuid().ToString());
         Assert.That(() => production.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void AllFieldsAreCorrectTest()
     {
-        var production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, 100, Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), new List<ProductIngredientDataModel> { new ProductIngredientDataModel("productId", "ingredientId", 1) });
+        var production = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 5, 100, Guid.NewGuid().ToString(), Guid.NewGuid().ToString());
         Assert.That(() => production.Validate(), Throws.Nothing);
         Assert.Multiple(() =>
         {
@@ -111,8 +104,8 @@ internal class ProductionDataModelTests
         });
     }
 
-    private static ProductionDataModel CreateDataModel(string id, DateTime productionDate, int count, double sum, string workerId, string productId, List<ProductIngredientDataModel> products)
+    private static ProductionDataModel CreateDataModel(string id, DateTime productionDate, int count, double sum, string workerId, string productId)
     {
-        return new ProductionDataModel(id, productionDate, count, sum, workerId, productId, products);
+        return new ProductionDataModel(id, productionDate, count, sum, workerId, productId);
     }
 }

SladkieBulki/SladkieBulkiTests/DataModelsTests/SalaryDataModelTests.cs

@@ -51,7 +51,7 @@ internal class SalaryDataModelTests
         {
             Assert.That(salary.WorkerId, Is.EqualTo(workerId));
             Assert.That(salary.SalaryDate, Is.EqualTo(salaryDate));
-            Assert.That(salary.Salary, Is.EqualTo(workerSalary));
+            Assert.That(salary.WorkerSalary, Is.EqualTo(workerSalary));
         });
     }
 

SladkieBulki/SladkieBulkiTests/Infrastructure/ConfigurationDatabaseTest.cs

@@ -0,0 +1,13 @@
+using SladkieBulkiContrakts.Infrastructure;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiTests.Infrastructure;
+internal class ConfigurationDatabaseTest : IConfigurationDatabase
+{
+    public string ConnectionString =>
+         "Host=localhost;Port=5432;Database=rpp;Username=postgres;Password=postgres";
+}

SladkieBulki/SladkieBulkiTests/SladkieBulkiTests.csproj

@@ -12,13 +12,16 @@
   <ItemGroup>
     <PackageReference Include="coverlet.collector" Version="6.0.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
+    <PackageReference Include="Moq" Version="4.20.72" />
     <PackageReference Include="NUnit" Version="3.14.0" />
     <PackageReference Include="NUnit.Analyzers" Version="3.9.0" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
   </ItemGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\SladkieBulkiBusinessLogic\SladkieBulkiBusinessLogic.csproj" />
     <ProjectReference Include="..\SladkieBulkiContrakts\SladkieBulkiContrakts.csproj" />
+    <ProjectReference Include="..\SladkieBulkiDatabase\SladkieBulkiDatabase.csproj" />
   </ItemGroup>
 
   <ItemGroup>

SladkieBulki/SladkieBulkiTests/StoragesContracts/BaseStorageContractTest.cs

@@ -0,0 +1,30 @@
+using SladkieBulkiDatabase;
+using SladkieBulkiTests.Infrastructure;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiTests.StoragesContracts;
+
+internal abstract class BaseStorageContractTest
+{
+    protected SladkieBulkiDbContext SladkieBulkiDbContext { get; private set; }
+
+    [OneTimeSetUp]
+    public void OneTimeSetUp()
+    {
+        SladkieBulkiDbContext = new SladkieBulkiDbContext(new ConfigurationDatabaseTest());
+
+        SladkieBulkiDbContext.Database.EnsureDeleted();
+        SladkieBulkiDbContext.Database.EnsureCreated();
+    }
+
+    [OneTimeTearDown]
+    public void OneTimeTearDown()
+    {
+        SladkieBulkiDbContext.Database.EnsureDeleted();
+        SladkieBulkiDbContext.Dispose();
+    }
+}

SladkieBulki/SladkieBulkiTests/StoragesContracts/IngredientStorageContractTests.cs

@@ -0,0 +1,145 @@
+using Microsoft.EntityFrameworkCore;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiDatabase.Implementations;
+using SladkieBulkiDatabase.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiTests.StoragesContracts;
+
+[TestFixture]
+internal class IngredientStorageContractTests : BaseStorageContractTest
+{
+    private IngredientStorageContract _ingredientStorageContract;
+
+    [SetUp]
+    public void SetUp()
+    {
+        _ingredientStorageContract = new IngredientStorageContract(SladkieBulkiDbContext);
+    }
+
+    [TearDown]
+    public void TearDown()
+    {
+        SladkieBulkiDbContext.Database.ExecuteSqlRaw("TRUNCATE \"ProductIngredients\" CASCADE;");
+        SladkieBulkiDbContext.Database.ExecuteSqlRaw("TRUNCATE \"Ingredients\" CASCADE;");
+    }
+
+    [Test]
+    public void Try_GetList_WhenHaveRecords_Test()
+    {
+        var ingr = InsertToDbAndReturn(Guid.NewGuid().ToString(), "Мука", "кг", 25.5);
+        InsertToDbAndReturn(Guid.NewGuid().ToString(), "Сахар", "кг", 30);
+        InsertToDbAndReturn(Guid.NewGuid().ToString(), "Масло", "л", 100);
+
+        var list = _ingredientStorageContract.GetList();
+        Assert.That(list, Has.Count.EqualTo(3));
+        AssertElement(list.First(x => x.Id == ingr.Id), ingr);
+    }
+
+    [Test]
+    public void Try_GetList_WhenNoRecords_Test()
+    {
+        var list = _ingredientStorageContract.GetList();
+        Assert.That(list, Is.Empty);
+    }
+
+    [Test]
+    public void Try_GetElementById_WhenExists_Test()
+    {
+        var ingr = InsertToDbAndReturn(Guid.NewGuid().ToString(), "Дрожжи", "г", 5);
+        var element = _ingredientStorageContract.GetElementById(ingr.Id);
+        AssertElement(element, ingr);
+    }
+
+    [Test]
+    public void Try_GetElementById_WhenNotExists_Test()
+    {
+        var result = _ingredientStorageContract.GetElementById(Guid.NewGuid().ToString());
+        Assert.That(result, Is.Null);
+    }
+
+    [Test]
+    public void Try_AddElement_Test()
+    {
+        var model = CreateModel(Guid.NewGuid().ToString(), "Соль", "г", 1.5);
+        _ingredientStorageContract.AddElement(model);
+        AssertElement(GetFromDb(model.Id), model);
+    }
+
+    [Test]
+    public void Try_AddElement_WhenDuplicateId_Throws_Test()
+    {
+        var id = Guid.NewGuid().ToString();
+        InsertToDbAndReturn(id, "Молоко", "л", 50);
+        var model = CreateModel(id, "Молоко", "л", 50);
+        Assert.That(() => _ingredientStorageContract.AddElement(model), Throws.TypeOf<ElementExistsException>());
+    }
+
+    [Test]
+    public void Try_UpdElement_Test()
+    {
+        var id = Guid.NewGuid().ToString();
+        InsertToDbAndReturn(id, "Мёд", "л", 200);
+        var model = CreateModel(id, "Мёд цветочный", "л", 250);
+        _ingredientStorageContract.UpdElement(model);
+        AssertElement(GetFromDb(id), model);
+    }
+
+    [Test]
+    public void Try_UpdElement_WhenNotExists_Throws_Test()
+    {
+        var model = CreateModel(Guid.NewGuid().ToString(), "Имбирь", "г", 10);
+        Assert.That(() => _ingredientStorageContract.UpdElement(model), Throws.TypeOf<ElementNotFoundException>());
+    }
+
+
+    private static IngredientDataModel CreateModel(string id, string nameIngredients, string sizeInit, double initPrice)
+       => new(id, nameIngredients, sizeInit, initPrice);
+
+    private Ingredient InsertToDbAndReturn(string id, string nameIngredients, string sizeInit, double initPrice)
+    {
+        var ingr = new Ingredient
+        {
+            Id = id,
+            NameIngredients = nameIngredients,
+            SizeInit = sizeInit,
+            InitPrice = initPrice
+        };
+        SladkieBulkiDbContext.Ingredients.Add(ingr);
+        SladkieBulkiDbContext.SaveChanges();
+        return ingr;
+    }
+
+    private Ingredient? GetFromDb(string id)
+        => SladkieBulkiDbContext.Ingredients.FirstOrDefault(x => x.Id == id);
+
+    private static void AssertElement(IngredientDataModel? actual, Ingredient expected)
+    {
+        Assert.That(actual, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(actual.Id, Is.EqualTo(expected.Id));
+            Assert.That(actual.NameIngredients, Is.EqualTo(expected.NameIngredients));
+            Assert.That(actual.SizeInit, Is.EqualTo(expected.SizeInit));
+            Assert.That(actual.InitPrice, Is.EqualTo(expected.InitPrice).Within(0.0001));
+        });
+    }
+
+    private static void AssertElement(Ingredient? actual, IngredientDataModel expected)
+    {
+        Assert.That(actual, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(actual.Id, Is.EqualTo(expected.Id));
+            Assert.That(actual.NameIngredients, Is.EqualTo(expected.NameIngredients));
+            Assert.That(actual.SizeInit, Is.EqualTo(expected.SizeInit));
+            Assert.That(actual.InitPrice, Is.EqualTo(expected.InitPrice).Within(0.0001));
+        });
+    }
+}
+

SladkieBulki/SladkieBulkiTests/StoragesContracts/PostStorageContractTests.cs

@@ -0,0 +1,318 @@
+
+using Microsoft.EntityFrameworkCore;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Enums;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiDatabase.Implementations;
+using SladkieBulkiDatabase.Models;
+
+namespace SladkieBulkiTests.StoragesContracts;
+
+[TestFixture]
+internal class PostStorageContractTests : BaseStorageContractTest
+{
+    private PostStorageContract _postStorageContract;
+
+    [SetUp]
+    public void SetUp()
+    {
+        _postStorageContract = new PostStorageContract(SladkieBulkiDbContext);
+    }
+
+    [TearDown]
+    public void TearDown()
+    {
+        SladkieBulkiDbContext.Database.ExecuteSqlRaw("TRUNCATE \"Posts\" CASCADE;");
+    }
+
+    [Test]
+    public void Try_GetList_WhenHaveRecords_Test()
+    {
+        var post = InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 1");
+        InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 2");
+        InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 3");
+        var list = _postStorageContract.GetList();
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(3));
+        AssertElement(list.First(x => x.Id == post.PostId), post);
+    }
+
+    [Test]
+    public void Try_GetList_WhenNoRecords_Test()
+    {
+        var list = _postStorageContract.GetList();
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Is.Empty);
+    }
+
+    [Test]
+    public void Try_GetList_OnlyActual_Test()
+    {
+        InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 1", isActual: true);
+        InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 2", isActual: true);
+        InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 3", isActual: false);
+        var list = _postStorageContract.GetList(onlyActual: true);
+        Assert.That(list, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(list, Has.Count.EqualTo(2));
+            Assert.That(!list.Any(x => !x.IsActual));
+        });
+    }
+
+    [Test]
+    public void Try_GetList_IncludeNoActual_Test()
+    {
+        InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 1", isActual: true);
+        InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 2", isActual: true);
+        InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 3", isActual: false);
+        var list = _postStorageContract.GetList(onlyActual: false);
+        Assert.That(list, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(list, Has.Count.EqualTo(3));
+            Assert.That(list.Count(x => x.IsActual), Is.EqualTo(2));
+            Assert.That(list.Count(x => !x.IsActual), Is.EqualTo(1));
+        });
+    }
+
+    [Test]
+    public void Try_GetPostWithHistory_WhenHaveRecords_Test()
+    {
+        var postId = Guid.NewGuid().ToString();
+        InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 1", isActual: true);
+        InsertPostToDatabaseAndReturn(postId, "name 2", isActual: true);
+        InsertPostToDatabaseAndReturn(postId, "name 2", isActual: false);
+        var list = _postStorageContract.GetPostWithHistory(postId);
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(2));
+    }
+
+    [Test]
+    public void Try_GetPostWithHistory_WhenNoRecords_Test()
+    {
+        var postId = Guid.NewGuid().ToString();
+        InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 1", isActual: true);
+        InsertPostToDatabaseAndReturn(postId, "name 2", isActual: true);
+        InsertPostToDatabaseAndReturn(postId, "name 2", isActual: false);
+        var list = _postStorageContract.GetPostWithHistory(Guid.NewGuid().ToString());
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(0));
+    }
+
+    [Test]
+    public void Try_GetElementById_WhenHaveRecord_Test()
+    {
+        var post = InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString());
+        AssertElement(_postStorageContract.GetElementById(post.PostId), post);
+    }
+
+    [Test]
+    public void Try_GetElementById_WhenNoRecord_Test()
+    {
+        InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString());
+        Assert.That(() => _postStorageContract.GetElementById(Guid.NewGuid().ToString()), Is.Null);
+    }
+
+    [Test]
+    public void Try_GetElementById_WhenRecordHasDeleted_Test()
+    {
+        var post = InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), isActual: false);
+        Assert.That(() => _postStorageContract.GetElementById(post.PostId), Is.Null);
+    }
+
+    [Test]
+    public void Try_GetElementById_WhenTrySearchById_Test()
+    {
+        var post = InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString());
+        Assert.That(() => _postStorageContract.GetElementById(post.Id), Is.Null);
+    }
+
+    [Test]
+    public void Try_GetElementByName_WhenHaveRecord_Test()
+    {
+        var post = InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString());
+        AssertElement(_postStorageContract.GetElementByName(post.PostName), post);
+    }
+
+    [Test]
+    public void Try_GetElementByName_WhenNoRecord_Test()
+    {
+        InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString());
+        Assert.That(() => _postStorageContract.GetElementByName("name"), Is.Null);
+    }
+
+    [Test]
+    public void Try_GetElementByName_WhenRecordHasDeleted_Test()
+    {
+        var post = InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), isActual: false);
+        Assert.That(() => _postStorageContract.GetElementById(post.PostName), Is.Null);
+    }
+
+    [Test]
+    public void Try_AddElement_Test()
+    {
+        var post = CreateModel(Guid.NewGuid().ToString(), isActual: true);
+        _postStorageContract.AddElement(post);
+        AssertElement(GetPostFromDatabaseByPostId(post.Id), post);
+    }
+
+    [Test]
+    public void Try_AddElement_WhenActualIsFalse_Test()
+    {
+        var post = CreateModel(Guid.NewGuid().ToString(), isActual: false);
+        Assert.That(() => _postStorageContract.AddElement(post), Throws.Nothing);
+        AssertElement(GetPostFromDatabaseByPostId(post.Id), CreateModel(post.Id, isActual: true));
+    }
+
+    [Test]
+    public void Try_AddElement_WhenHaveRecordWithSameName_Test()
+    {
+        var post = CreateModel(Guid.NewGuid().ToString(), "name unique", isActual: true);
+        InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), postName: post.PostName, isActual: true);
+        Assert.That(() => _postStorageContract.AddElement(post), Throws.TypeOf<ElementExistsException>());
+    }
+
+    [Test]
+    public void Try_AddElement_WhenHaveRecordWithSamePostIdAndActualIsTrue_Test()
+    {
+        var post = CreateModel(Guid.NewGuid().ToString(), isActual: true);
+        InsertPostToDatabaseAndReturn(post.Id, isActual: true);
+        Assert.That(() => _postStorageContract.AddElement(post), Throws.TypeOf<ElementExistsException>());
+    }
+
+    [Test]
+    public void Try_UpdElement_Test()
+    {
+        var post = CreateModel(Guid.NewGuid().ToString());
+        InsertPostToDatabaseAndReturn(post.Id, isActual: true);
+        _postStorageContract.UpdElement(post);
+        var posts = SladkieBulkiDbContext.Posts.Where(x => x.PostId == post.Id).OrderByDescending(x => x.ChangeDate);
+        Assert.That(posts.Count(), Is.EqualTo(2));
+        AssertElement(posts.First(), CreateModel(post.Id, isActual: true));
+        AssertElement(posts.Last(), CreateModel(post.Id, isActual: false));
+    }
+
+    [Test]
+    public void Try_UpdElement_WhenActualIsFalse_Test()
+    {
+        var post = CreateModel(Guid.NewGuid().ToString(), isActual: false);
+        InsertPostToDatabaseAndReturn(post.Id, isActual: true);
+        _postStorageContract.UpdElement(post);
+        AssertElement(GetPostFromDatabaseByPostId(post.Id), CreateModel(post.Id, isActual: true));
+    }
+
+    [Test]
+    public void Try_UpdElement_WhenNoRecordWithThisId_Test()
+    {
+        Assert.That(() => _postStorageContract.UpdElement(CreateModel(Guid.NewGuid().ToString())), Throws.TypeOf<ElementNotFoundException>());
+    }
+
+    [Test]
+    public void Try_UpdElement_WhenHaveRecordWithSameName_Test()
+    {
+        var post = CreateModel(Guid.NewGuid().ToString(), "New Name");
+        InsertPostToDatabaseAndReturn(post.Id, postName: "name");
+        InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), postName: post.PostName);
+        Assert.That(() => _postStorageContract.UpdElement(post), Throws.TypeOf<ElementExistsException>());
+    }
+
+    [Test]
+    public void Try_UpdElement_WhenRecordWasDeleted_Test()
+    {
+        var post = CreateModel(Guid.NewGuid().ToString());
+        InsertPostToDatabaseAndReturn(post.Id, isActual: false);
+        Assert.That(() => _postStorageContract.UpdElement(post), Throws.TypeOf<ElementDeletedException>());
+    }
+
+    [Test]
+    public void Try_DelElement_Test()
+    {
+        var post = InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), isActual: true);
+        _postStorageContract.DelElement(post.PostId);
+        var element = GetPostFromDatabaseByPostId(post.PostId);
+        Assert.Multiple(() =>
+        {
+            Assert.That(element, Is.Not.Null);
+            Assert.That(!element!.IsActual);
+        });
+    }
+
+    [Test]
+    public void Try_DelElement_WhenNoRecordWithThisId_Test()
+    {
+        Assert.That(() => _postStorageContract.DelElement(Guid.NewGuid().ToString()), Throws.TypeOf<ElementNotFoundException>());
+    }
+
+    [Test]
+    public void Try_DelElement_WhenRecordWasDeleted_Test()
+    {
+        var post = InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), isActual: false);
+        Assert.That(() => _postStorageContract.DelElement(post.PostId), Throws.TypeOf<ElementDeletedException>());
+    }
+
+    [Test]
+    public void Try_ResElement_Test()
+    {
+        var post = InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), isActual: false);
+        _postStorageContract.ResElement(post.PostId);
+        var element = GetPostFromDatabaseByPostId(post.PostId);
+        Assert.Multiple(() =>
+        {
+            Assert.That(element, Is.Not.Null);
+            Assert.That(element!.IsActual);
+        });
+    }
+
+    [Test]
+    public void Try_ResElement_WhenNoRecordWithThisId_Test()
+    {
+        Assert.That(() => _postStorageContract.ResElement(Guid.NewGuid().ToString()), Throws.TypeOf<ElementNotFoundException>());
+    }
+
+    [Test]
+    public void Try_ResElement_WhenRecordNotWasDeleted_Test()
+    {
+        var post = InsertPostToDatabaseAndReturn(Guid.NewGuid().ToString(), isActual: true);
+        Assert.That(() => _postStorageContract.ResElement(post.PostId), Throws.Nothing);
+    }
+
+    private Post InsertPostToDatabaseAndReturn(string id, string postName = "test", PostType postType = PostType.Preform, double salary = 10, bool isActual = true, DateTime? changeDate = null)
+    {
+        var post = new Post() { Id = Guid.NewGuid().ToString(), PostId = id, PostName = postName, PostType = postType, Salary = salary, IsActual = isActual, ChangeDate = changeDate ?? DateTime.UtcNow };
+        SladkieBulkiDbContext.Posts.Add(post);
+        SladkieBulkiDbContext.SaveChanges();
+        return post;
+    }
+
+    private static void AssertElement(PostDataModel? actual, Post expected)
+    {
+        Assert.That(actual, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(actual.Id, Is.EqualTo(expected.PostId));
+            Assert.That(actual.PostName, Is.EqualTo(expected.PostName));
+            Assert.That(actual.PostType, Is.EqualTo(expected.PostType));
+            Assert.That(actual.Salary, Is.EqualTo(expected.Salary));
+            Assert.That(actual.IsActual, Is.EqualTo(expected.IsActual));
+        });
+    }
+
+    private static PostDataModel CreateModel(string postId, string postName = "test", PostType postType = PostType.Preform, double salary = 10, bool isActual = false, DateTime? changeDate = null)
+        => new(postId, postName, postType, salary, isActual, changeDate ?? DateTime.UtcNow);
+
+    private Post? GetPostFromDatabaseByPostId(string id) => SladkieBulkiDbContext.Posts.Where(x => x.PostId == id).OrderByDescending(x => x.ChangeDate).FirstOrDefault();
+
+    private static void AssertElement(Post? actual, PostDataModel expected)
+    {
+        Assert.That(actual, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(actual.PostId, Is.EqualTo(expected.Id));
+            Assert.That(actual.PostName, Is.EqualTo(expected.PostName));
+            Assert.That(actual.PostType, Is.EqualTo(expected.PostType));
+            Assert.That(actual.Salary, Is.EqualTo(expected.Salary));
+            Assert.That(actual.IsActual, Is.EqualTo(expected.IsActual));
+        });
+    }
+}

SladkieBulki/SladkieBulkiTests/StoragesContracts/ProductStorageContractTests.cs

@@ -0,0 +1,400 @@
+using Microsoft.EntityFrameworkCore;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Enums;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiDatabase.Implementations;
+using SladkieBulkiDatabase.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiTests.StoragesContracts;
+
+
+[TestFixture]
+internal class ProductStorageContractTests : BaseStorageContractTest
+{
+    private ProductStorageContract _productStorageContract;
+    private Ingredient _ingredient;
+
+    [SetUp]
+    public void SetUp()
+    {
+        _productStorageContract = new ProductStorageContract(SladkieBulkiDbContext);
+        _ingredient = InsertIngredientToDatabaseAndReturn();
+    }
+
+    [TearDown]
+    public void TearDown()
+    {
+        SladkieBulkiDbContext.Database.ExecuteSqlRaw("TRUNCATE \"Products\" CASCADE;");
+        SladkieBulkiDbContext.Database.ExecuteSqlRaw("TRUNCATE \"ProductIngredients\" CASCADE;");
+        SladkieBulkiDbContext.Database.ExecuteSqlRaw("TRUNCATE \"Ingredients\" CASCADE;");
+    }
+
+    [Test]
+    public void Try_GetList_WhenHaveRecords_Test()
+    {
+        var product = InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 1");
+        InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 2");
+        InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 3");
+        var list = _productStorageContract.GetList();
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(3));
+        AssertElement(list.First(x => x.Id == product.Id), product);
+    }
+
+    [Test]
+    public void Try_GetList_WhenNoRecords_Test()
+    {
+        var list = _productStorageContract.GetList();
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Is.Empty);
+    }
+
+    [Test]
+    public void Try_GetList_OnlyActual_Test()
+    {
+        InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 1", isDeleted: true);
+        InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 2", isDeleted: false);
+        InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 3", isDeleted: false);
+        var list = _productStorageContract.GetList(onlyActive: true);
+        Assert.That(list, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(list, Has.Count.EqualTo(2));
+            Assert.That(!list.Any(x => x.IsDeleted));
+        });
+    }
+
+    [Test]
+    public void Try_GetList_IncludeNoActual_Test()
+    {
+        InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 1", isDeleted: true);
+        InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 2", isDeleted: true);
+        InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 3", isDeleted: false);
+        var list = _productStorageContract.GetList(onlyActive: false);
+        Assert.That(list, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(list, Has.Count.EqualTo(3));
+            Assert.That(list.Count(x => x.IsDeleted), Is.EqualTo(2));
+            Assert.That(list.Count(x => !x.IsDeleted), Is.EqualTo(1));
+        });
+    }
+
+    [Test]
+    public void Try_GetHistoryByProductId_WhenHaveRecords_Test()
+    {
+        var product = InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 1");
+        InsertProductHistoryToDatabaseAndReturn(product.Id, 20, DateTime.UtcNow.AddDays(-1));
+        InsertProductHistoryToDatabaseAndReturn(product.Id, 30, DateTime.UtcNow.AddMinutes(-10));
+        InsertProductHistoryToDatabaseAndReturn(product.Id, 40, DateTime.UtcNow.AddDays(1));
+        var list = _productStorageContract.GetHistoryByProductId(product.Id);
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(3));
+    }
+
+    [Test]
+    public void Try_GetHistoryByProductId_WhenNoRecords_Test()
+    {
+        var product = InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), "name 1");
+        InsertProductHistoryToDatabaseAndReturn(product.Id, 20, DateTime.UtcNow.AddDays(-1));
+        InsertProductHistoryToDatabaseAndReturn(product.Id, 30, DateTime.UtcNow.AddMinutes(-10));
+        InsertProductHistoryToDatabaseAndReturn(product.Id, 40, DateTime.UtcNow.AddDays(1));
+        var list = _productStorageContract.GetHistoryByProductId(Guid.NewGuid().ToString());
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(0));
+    }
+
+    [Test]
+    public void Try_GetElementById_WhenHaveRecord_Test()
+    {
+        var product = InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString());
+        AssertElement(_productStorageContract.GetElementById(product.Id), product);
+    }
+
+    [Test]
+    public void Try_GetElementById_WhenNoRecord_Test()
+    {
+        InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString());
+        Assert.That(() => _productStorageContract.GetElementById(Guid.NewGuid().ToString()), Is.Null);
+    }
+
+    [Test]
+    public void Try_GetElementById_WhenRecordHasDeleted_Test()
+    {
+        var product = InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), isDeleted: true);
+        Assert.That(() => _productStorageContract.GetElementById(product.Id), Is.Null);
+    }
+
+    [Test]
+    public void Try_GetElementByName_WhenHaveRecord_Test()
+    {
+        var product = InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString());
+        AssertElement(_productStorageContract.GetElementByName(product.Name), product);
+    }
+
+    [Test]
+    public void Try_GetElementByName_WhenNoRecord_Test()
+    {
+        InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString());
+        Assert.That(() => _productStorageContract.GetElementByName("name"), Is.Null);
+    }
+
+    [Test]
+    public void Try_GetElementByName_WhenRecordHasDeleted_Test()
+    {
+        var product = InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), isDeleted: true);
+        Assert.That(() => _productStorageContract.GetElementById(product.Name), Is.Null);
+    }
+
+
+    [Test]
+    public void Try_AddElement_Test()
+    {
+        var product = CreateModel(Guid.NewGuid().ToString(), "test", "description", ProductType.Workpiece, [_ingredient.Id], 1, false);
+        _productStorageContract.AddElement(product);
+        AssertElement(GetProductFromDatabaseById(product.Id), product);
+    }
+
+    [Test]
+    public void Try_AddElement_WhenIsDeletedIsTrue_Test()
+    {
+        var product = CreateModel(Guid.NewGuid().ToString(), "test", "description", ProductType.Workpiece, [_ingredient.Id], 1, true);
+        Assert.That(() => _productStorageContract.AddElement(product), Throws.Nothing);
+        AssertElement(GetProductFromDatabaseById(product.Id), CreateModel(product.Id, "test", "description", ProductType.Workpiece, [_ingredient.Id], 1, isDeleted: false));
+    }
+
+    [Test]
+    public void Try_AddElement_WhenHaveRecordWithSameId_Test()
+    {
+        var product = CreateModel(Guid.NewGuid().ToString(), "test", "description", ProductType.Workpiece, [_ingredient.Id], 1, false);
+        InsertProductToDatabaseAndReturn(product.Id, productName: "name unique");
+        Assert.That(() => _productStorageContract.AddElement(product), Throws.TypeOf<ElementExistsException>());
+    }
+
+    [Test]
+    public void Try_AddElement_WhenHaveRecordWithSameName_Test()
+    {
+        var ingredients = new List<(string ingredientId, int count)> { (_ingredient.Id, 1) };
+
+        var product = CreateModel(
+            Guid.NewGuid().ToString(),
+            "test",
+            "description",
+            ProductType.Workpiece,
+            ingredients.Select(i => i.ingredientId).ToList(), 
+            1,
+            false
+        );
+
+        InsertProductToDatabaseAndReturn(
+            Guid.NewGuid().ToString(),
+            productName: product.Name,
+            description: "description",
+            productType: ProductType.Workpiece,
+            unitPrice: 1,
+            isDeleted: false,
+            ingredients: ingredients
+        );
+
+        Assert.That(() => _productStorageContract.AddElement(product), Throws.TypeOf<ElementExistsException>());
+    }
+
+    [Test]
+    public void Try_AddElement_WhenHaveRecordWithSameNameButOneWasDeleted_Test()
+    {
+        var product = CreateModel(Guid.NewGuid().ToString(), "test", "description", ProductType.Workpiece, [_ingredient.Id], 1, false);
+        InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), productName: product.Name, isDeleted: true);
+        Assert.That(() => _productStorageContract.AddElement(product), Throws.Nothing);
+    }
+
+    [Test]
+    public void Try_UpdElement_Test()
+    {
+        var product = CreateModel(Guid.NewGuid().ToString(), "test", "description", ProductType.Workpiece, [_ingredient.Id], 1, false);
+        InsertProductToDatabaseAndReturn(product.Id, isDeleted: false);
+        _productStorageContract.UpdElement(product);
+        AssertElement(GetProductFromDatabaseById(product.Id), product);
+    }
+
+
+    [Test]
+    public void Try_UpdElement_WhenIsDeletedIsTrue_Test()
+    {
+        var product = CreateModel(Guid.NewGuid().ToString(), isDeleted: true);
+        InsertProductToDatabaseAndReturn(product.Id, isDeleted: false);
+        _productStorageContract.UpdElement(product);
+        AssertElement(GetProductFromDatabaseById(product.Id), CreateModel(product.Id, isDeleted: false));
+    }
+
+    [Test]
+    public void Try_UpdElement_WhenNoRecordWithThisId_Test()
+    {
+        Assert.That(() => _productStorageContract.UpdElement(CreateModel(Guid.NewGuid().ToString())), Throws.TypeOf<ElementNotFoundException>());
+    }
+
+    [Test]
+    public void Try_UpdElement_WhenHaveRecordWithSameName_Test()
+    {
+        var product = CreateModel(Guid.NewGuid().ToString(), "name unique", isDeleted: false);
+        InsertProductToDatabaseAndReturn(product.Id, productName: "name");
+        InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), productName: product.Name);
+        Assert.That(() => _productStorageContract.UpdElement(product), Throws.TypeOf<ElementExistsException>());
+    }
+
+    [Test]
+    public void Try_UpdElement_WhenHaveRecordWithSameNameButOneWasDeleted_Test()
+    {
+        var product = CreateModel(Guid.NewGuid().ToString(), "name unique", isDeleted: false);
+        InsertProductToDatabaseAndReturn(product.Id, productName: "name");
+        InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), productName: product.Name, isDeleted: true);
+        Assert.That(() => _productStorageContract.UpdElement(product), Throws.Nothing);
+    }
+
+    [Test]
+    public void Try_UpdElement_WhenRecordWasDeleted_Test()
+    {
+        var product = CreateModel(Guid.NewGuid().ToString());
+        InsertProductToDatabaseAndReturn(product.Id, isDeleted: true);
+        Assert.That(() => _productStorageContract.UpdElement(product), Throws.TypeOf<ElementNotFoundException>());
+    }
+
+    [Test]
+    public void Try_DelElement_Test()
+    {
+        var product = InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), isDeleted: false);
+        _productStorageContract.DelElement(product.Id);
+        var element = GetProductFromDatabaseById(product.Id);
+        Assert.Multiple(() =>
+        {
+            Assert.That(element, Is.Not.Null);
+            Assert.That(element!.IsDeleted);
+        });
+    }
+
+    [Test]
+    public void Try_DelElement_WhenNoRecordWithThisId_Test()
+    {
+        Assert.That(() => _productStorageContract.DelElement(Guid.NewGuid().ToString()), Throws.TypeOf<ElementNotFoundException>());
+    }
+
+    [Test]
+    public void Try_DelElement_WhenRecordWasDeleted_Test()
+    {
+        var product = InsertProductToDatabaseAndReturn(Guid.NewGuid().ToString(), isDeleted: true);
+        Assert.That(() => _productStorageContract.DelElement(product.Id), Throws.TypeOf<ElementNotFoundException>());
+    }
+
+
+    private Product InsertProductToDatabaseAndReturn(
+    string id,
+    string productName = "test",
+    string description = "desc 1",
+    ProductType productType = ProductType.Production,
+    int unitPrice = 1,
+    bool isDeleted = false,
+    List<(string ingredientId, int count)>? ingredients = null)
+    {
+        var product = new Product
+        {
+            Id = id,
+            Name = productName,
+            Description = description,
+            ProductType = productType,
+            UnitPrice = unitPrice,
+            IsDeleted = isDeleted,
+            ProductIngredients = new List<ProductIngredient>()
+        };
+
+        if (ingredients is not null)
+        {
+            foreach (var (ingredientId, count) in ingredients)
+            {
+                product.ProductIngredients.Add(new ProductIngredient
+                {
+                    ProductId = product.Id,
+                    IngredientId = ingredientId,
+                    Count = count
+                });
+            }
+        }
+
+        SladkieBulkiDbContext.Products.Add(product);
+        SladkieBulkiDbContext.SaveChanges();
+        return product;
+    }
+
+
+    private ProductHistory InsertProductHistoryToDatabaseAndReturn(string productId, double price, DateTime changeDate)
+    {
+        var productHistory = new ProductHistory() { Id = Guid.NewGuid().ToString(), ProductId = productId, OldPrice = price, ChangeDate = changeDate };
+        SladkieBulkiDbContext.ProductHistories.Add(productHistory);
+        SladkieBulkiDbContext.SaveChanges();
+        return productHistory;
+    }
+
+    private Ingredient InsertIngredientToDatabaseAndReturn( string nameIngredients = "sugar", string sizeInit = "kg", double initPrice = 0.1)
+    {
+        var ingredient = new Ingredient() { Id = Guid.NewGuid().ToString(), NameIngredients = nameIngredients, SizeInit = sizeInit, InitPrice = initPrice };
+        SladkieBulkiDbContext.Ingredients.Add(ingredient);
+        SladkieBulkiDbContext.SaveChanges();
+        return ingredient;
+    }
+
+    private static void AssertElement(ProductDataModel? actual, Product expected)
+    {
+        Assert.That(actual, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(actual.Id, Is.EqualTo(expected.Id));
+            Assert.That(actual.Name, Is.EqualTo(expected.Name));
+            Assert.That(actual.Description, Is.EqualTo(expected.Description));
+            Assert.That(actual.ProductType, Is.EqualTo(expected.ProductType));
+            Assert.That(actual.UnitPrice, Is.EqualTo(expected.UnitPrice));
+            Assert.That(actual.IsDeleted, Is.EqualTo(expected.IsDeleted));
+        });
+    }
+
+
+
+    private static ProductDataModel CreateModel(
+        string id,
+        string name = "test",
+        string description = "desk",
+        ProductType productType = ProductType.Workpiece,
+        List<string>? ingredientIds = null,
+        int unitPrice = 1,
+        bool isDeleted = false)
+    {
+        // Если ingredientIds равно null, заменяем на пустой список
+        ingredientIds = ingredientIds ?? new List<string>();
+
+        // Создаём список ингредиентов с использованием Select
+        var ingredients = ingredientIds.Select(x => new ProductIngredientDataModel(id, x, 1)).ToList();
+
+        return new ProductDataModel(id, name, description, productType, ingredients, unitPrice, isDeleted);
+    }
+
+
+
+    private Product? GetProductFromDatabaseById(string id) => SladkieBulkiDbContext.Products.Include(x => x.ProductIngredients).FirstOrDefault(x => x.Id == id);
+
+    private static void AssertElement(Product? actual, ProductDataModel expected)
+    {
+        Assert.That(actual, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(actual.Id, Is.EqualTo(expected.Id));
+            Assert.That(actual.Name, Is.EqualTo(expected.Name));
+            Assert.That(actual.Description, Is.EqualTo(expected.Description));
+            Assert.That(actual.ProductType, Is.EqualTo(expected.ProductType));
+            Assert.That(actual.UnitPrice, Is.EqualTo(expected.UnitPrice));
+            Assert.That(actual.IsDeleted, Is.EqualTo(expected.IsDeleted));
+        });
+    }
+
+}

SladkieBulki/SladkieBulkiTests/StoragesContracts/ProductionStorageContractTests.cs

@@ -0,0 +1,314 @@
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using SladkieBulkiContrakts.Enums;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiContrakts.StoragesContarcts;
+using SladkieBulkiDatabase.Implementations;
+using SladkieBulkiDatabase.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiTests.StoragesContracts;
+
+[TestFixture]
+internal class ProductionStorageContractTests : BaseStorageContractTest
+{
+    private ProductionStorageContract _productionStorageContract;
+    private Worker _worker;
+    private Product _product;
+
+    [SetUp]
+    public void SetUp()
+    {
+        _productionStorageContract = new ProductionStorageContract(SladkieBulkiDbContext);
+        _worker = InsertWorkerToDatabaseAndReturn();
+        _product = InsertProductToDatabaseAndReturn();
+    }
+
+    [TearDown]
+    public void TearDown()
+    {
+        SladkieBulkiDbContext.Database.ExecuteSqlRaw("TRUNCATE \"Productions\" CASCADE;");
+        SladkieBulkiDbContext.Database.ExecuteSqlRaw("TRUNCATE \"Products\" CASCADE;");
+        SladkieBulkiDbContext.Database.ExecuteSqlRaw("TRUNCATE \"Workers\" CASCADE;");
+        SladkieBulkiDbContext.Database.ExecuteSqlRaw("TRUNCATE \"ProductIngredients\" CASCADE;");
+        SladkieBulkiDbContext.Database.ExecuteSqlRaw("TRUNCATE \"Ingredients\" CASCADE;");
+    }
+
+    [Test]
+    public void Try_GetList_WhenHaveRecords_Test()
+    {
+        
+        var production = InsertProductionToDatabaseAndReturn(_worker.Id, _product.Id, DateTime.UtcNow, 5, 100);
+        InsertProductionToDatabaseAndReturn(_worker.Id, _product.Id, DateTime.UtcNow, 2, 200);
+        InsertProductionToDatabaseAndReturn(_worker.Id, _product.Id, DateTime.UtcNow, 5, 500);
+        var list = _productionStorageContract.GetList();
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(3));
+        AssertElement(list.First(x => x.Id == production.Id), production);
+    }
+
+    [Test]
+    public void Try_GetList_WhenNoRecords_Test()
+    {
+        var list = _productionStorageContract.GetList();
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Is.Empty);
+    }
+
+    [Test]
+    public void Try_GetList_ByPeriod_Test()
+    {
+
+        InsertProductionToDatabaseAndReturn(_worker.Id, _product.Id, DateTime.UtcNow.AddDays(-1).AddMinutes(-3), 1, 100);
+        InsertProductionToDatabaseAndReturn(_worker.Id, _product.Id, DateTime.UtcNow.AddDays(-1).AddMinutes(3), 1, 100);
+        InsertProductionToDatabaseAndReturn(_worker.Id, _product.Id, DateTime.UtcNow.AddDays(1).AddMinutes(-3), 1, 100);
+        InsertProductionToDatabaseAndReturn(_worker.Id, _product.Id, DateTime.UtcNow.AddDays(1).AddMinutes(3), 1, 100);
+
+        var list = _productionStorageContract.GetList(startDate: DateTime.UtcNow.AddDays(-1), endDate: DateTime.UtcNow.AddDays(1));
+
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(2));
+    }
+
+    [Test]
+    public void Try_GetList_ByWorkerId_Test()
+    {
+        var worker1 = InsertWorkerToDatabaseAndReturn("Main worker");
+        var worker2 = InsertWorkerToDatabaseAndReturn("Other worker");
+
+        InsertProductionToDatabaseAndReturn(worker1.Id, _product.Id, DateTime.UtcNow, 1, 100);
+        InsertProductionToDatabaseAndReturn(worker1.Id, _product.Id, DateTime.UtcNow, 1, 100);
+        InsertProductionToDatabaseAndReturn(worker2.Id, _product.Id, DateTime.UtcNow, 1, 100);
+
+        var list = _productionStorageContract.GetList(workerId: worker1.Id);
+
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(2));
+        Assert.That(list.All(x => x.WorkerId == worker1.Id));
+    }
+
+    [Test]
+    public void Try_GetList_ByProductId_Test()
+    {
+        var product1 = InsertProductToDatabaseAndReturn("Product 1");
+        var product2 = InsertProductToDatabaseAndReturn("Product 2");
+
+        InsertProductionToDatabaseAndReturn(_worker.Id, product1.Id, DateTime.UtcNow, 5, 500);
+        InsertProductionToDatabaseAndReturn(_worker.Id, product1.Id, DateTime.UtcNow, 1, 100);
+        InsertProductionToDatabaseAndReturn(_worker.Id, product2.Id, DateTime.UtcNow, 1, 100);
+        InsertProductionToDatabaseAndReturn(_worker.Id, product2.Id, DateTime.UtcNow, 1, 100);
+
+        var list = _productionStorageContract.GetList(productId: product1.Id);
+
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(2));
+        Assert.That(list.All(x => x.ProductId == product1.Id));
+    }
+
+
+    [Test]
+    public void Try_GetList_ByAllParameters_Test()
+    {
+        var worker1 = InsertWorkerToDatabaseAndReturn("Main worker");
+        var worker2 = InsertWorkerToDatabaseAndReturn("Other worker");
+        var product1 = InsertProductToDatabaseAndReturn("Main product");
+        var product2 = InsertProductToDatabaseAndReturn("Other product");
+
+        InsertProductionToDatabaseAndReturn(worker1.Id, product2.Id, DateTime.UtcNow.AddDays(-1).AddMinutes(3), 1, 100);
+
+        InsertProductionToDatabaseAndReturn(worker1.Id, product1.Id, DateTime.UtcNow.AddDays(-1).AddMinutes(-3), 1, 100); // по дате
+        InsertProductionToDatabaseAndReturn(worker2.Id, product2.Id, DateTime.UtcNow.AddDays(-1).AddMinutes(3), 1, 100); // по worker
+        InsertProductionToDatabaseAndReturn(worker2.Id, product1.Id, DateTime.UtcNow.AddDays(-1).AddMinutes(3), 1, 100); // по worker и product
+        InsertProductionToDatabaseAndReturn(worker1.Id, product2.Id, DateTime.UtcNow.AddDays(1).AddMinutes(3), 1, 100); // по дате
+
+        var list = _productionStorageContract.GetList(
+            startDate: DateTime.UtcNow.AddDays(-1),
+            endDate: DateTime.UtcNow.AddDays(1),
+            workerId: worker1.Id,
+            productId: product2.Id
+        );
+
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(1));
+    }
+
+
+    [Test]
+    public void Try_GetElementById_WhenHaveRecord_Test()
+    {
+        var production = InsertProductionToDatabaseAndReturn(_worker.Id, _product.Id, DateTime.UtcNow, 1, 100);
+
+        var result = _productionStorageContract.GetElementById(production.Id);
+
+        Assert.That(result, Is.Not.Null);
+        AssertElement(result, production);
+    }
+
+    [Test]
+    public void Try_GetElementById_WhenNoRecord_Test()
+    {
+        InsertProductionToDatabaseAndReturn(_worker.Id, _product.Id, DateTime.UtcNow, 1, 100);
+
+        var result = _productionStorageContract.GetElementById(Guid.NewGuid().ToString());
+
+        Assert.That(result, Is.Null);
+    }
+
+
+    [Test]
+    public void Try_GetElementById_WhenRecordHasCanceled_Test()
+    {
+        var production = InsertProductionToDatabaseAndReturn(_worker.Id, _product.Id, DateTime.UtcNow, 1, 100);
+
+        var result = _productionStorageContract.GetElementById(production.Id);
+
+        Assert.That(result, Is.Not.Null);
+        AssertElement(result, production);
+    }
+
+    [Test]
+    public void Try_AddElement_Test()
+    {
+        var productionDate = DateTime.UtcNow;
+        var production = CreateModel(Guid.NewGuid().ToString(), productionDate, 1, 100, _worker.Id, _product.Id);
+        _productionStorageContract.AddElement(production);
+        AssertElement(GetProductionFromDatabaseById(production.Id), production);
+    }
+
+    [Test]
+    public void Try_DelElement_Test()
+    {
+       
+        var production = InsertProductionToDatabaseAndReturn(_worker.Id, _product.Id, DateTime.UtcNow, 1, 100);
+        _productionStorageContract.DelElement(production.Id);
+
+        var element = GetProductionFromDatabaseById(production.Id);
+        Assert.That(element, Is.Null);
+    }
+
+
+    [Test]
+    public void Try_DelElement_WhenNoRecordWithThisId_Test()
+    {
+        Assert.That(() => _productionStorageContract.DelElement(Guid.NewGuid().ToString()), Throws.TypeOf<ElementNotFoundException>());
+    }
+
+
+    private Worker InsertWorkerToDatabaseAndReturn(string fio = "test")
+    {
+        var worker = new Worker() { Id = Guid.NewGuid().ToString(), FIO = fio, PostId = Guid.NewGuid().ToString(), Email = "1@mail.ru" };
+        SladkieBulkiDbContext.Workers.Add(worker);
+        SladkieBulkiDbContext.SaveChanges();
+        return worker;
+    }
+
+
+    private Product InsertProductToDatabaseAndReturn(
+        
+        string productName = "test",
+        string description = "desc 1",
+        ProductType productType = ProductType.Production,
+        int unitPrice = 1,
+        bool isDeleted = false,
+        List<(string ingredientId, int count)>? ingredients = null)
+    {
+        var product = new Product
+        {
+            Id = Guid.NewGuid().ToString(),
+            Name = productName,
+            Description = description,
+            ProductType = productType,
+            UnitPrice = unitPrice,
+            IsDeleted = isDeleted,
+            ProductIngredients = new List<ProductIngredient>()
+        };
+
+        if (ingredients is not null)
+        {
+            foreach (var (ingredientId, count) in ingredients)
+            {
+                product.ProductIngredients.Add(new ProductIngredient
+                {
+                    ProductId = product.Id,
+                    IngredientId = ingredientId,
+                    Count = count
+                });
+            }
+        }
+
+        SladkieBulkiDbContext.Products.Add(product);
+        SladkieBulkiDbContext.SaveChanges();
+        return product;
+    }
+
+
+
+    private Production InsertProductionToDatabaseAndReturn(string workerId, string productId, DateTime productionDate, int count, double sum)
+    {
+        var production = new Production
+        {
+            Id = Guid.NewGuid().ToString(),
+            WorkerId = workerId,
+            ProductId = productId,
+            ProductionDate = productionDate,
+            Count = count,
+            Sum = sum
+        };
+        SladkieBulkiDbContext.Productions.Add(production);
+        SladkieBulkiDbContext.SaveChanges();
+        return production;
+    }
+
+
+    private void AssertElement(ProductionDataModel result, Production expected)
+    {
+        Assert.That(result.Id, Is.EqualTo(expected.Id));
+        Assert.That(result.ProductionDate, Is.EqualTo(expected.ProductionDate));
+        Assert.That(result.Count, Is.EqualTo(expected.Count));
+        Assert.That(result.Sum, Is.EqualTo(expected.Sum));
+        Assert.That(result.WorkerId, Is.EqualTo(expected.WorkerId));
+        Assert.That(result.ProductId, Is.EqualTo(expected.ProductId));
+    }
+
+    private static ProductionDataModel CreateModel(string id, DateTime productionDate, int count, double sum, string workerId, string productId)
+    {
+        return new ProductionDataModel(id, productionDate, count, sum, workerId, productId);
+    }
+
+    private Production? GetProductionFromDatabaseById(string id) =>
+        SladkieBulkiDbContext.Productions
+            .Include(x => x.Product) 
+            .Include(x => x.Worker)  
+            .FirstOrDefault(x => x.Id == id);
+
+    private static void AssertElement(Production? actual, ProductionDataModel expected)
+    {
+        Assert.That(actual, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(actual.Id, Is.EqualTo(expected.Id));
+            Assert.That(actual.WorkerId, Is.EqualTo(expected.WorkerId));
+            Assert.That(actual.ProductId, Is.EqualTo(expected.ProductId));
+            Assert.That(actual.ProductionDate, Is.EqualTo(expected.ProductionDate));
+            Assert.That(actual.Count, Is.EqualTo(expected.Count));
+            Assert.That(actual.Sum, Is.EqualTo(expected.Sum));
+        });
+
+        if (actual.Product != null)
+        {
+            Assert.That(actual.Product.Id, Is.EqualTo(expected.ProductId));
+        }
+
+        if (actual.Worker != null)
+        {
+            Assert.That(actual.Worker.Id, Is.EqualTo(expected.WorkerId));
+        }
+    }
+
+
+
+}

SladkieBulki/SladkieBulkiTests/StoragesContracts/SalaryStorageContractTests.cs

@@ -0,0 +1,167 @@
+using Microsoft.EntityFrameworkCore;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiDatabase.Implementations;
+using SladkieBulkiDatabase.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiTests.StoragesContracts;
+
+
+[TestFixture]
+internal class SalaryStorageContractTests : BaseStorageContractTest
+{
+    private SalaryStorageContract _salaryStorageContract;
+    private Worker _worker;
+
+    [SetUp]
+    public void SetUp()
+    {
+        _salaryStorageContract = new SalaryStorageContract(SladkieBulkiDbContext);
+        _worker = InsertWorkerToDatabaseAndReturn();
+    }
+
+    [TearDown]
+    public void TearDown()
+    {
+        SladkieBulkiDbContext.Database.ExecuteSqlRaw("TRUNCATE \"Salaries\" CASCADE;");
+        SladkieBulkiDbContext.Database.ExecuteSqlRaw("TRUNCATE \"Workers\" CASCADE;");
+    }
+
+    [Test]
+    public void Try_GetList_WhenHaveRecords_Test()
+    {
+        var salary = InsertSalaryToDatabaseAndReturn(_worker.Id, workerSalary: 100);
+        InsertSalaryToDatabaseAndReturn(_worker.Id);
+        InsertSalaryToDatabaseAndReturn(_worker.Id);
+        var list = _salaryStorageContract.GetList(DateTime.UtcNow.AddDays(-10), DateTime.UtcNow.AddDays(10));
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(3));
+        AssertElement(list.First(), salary);
+    }
+
+    [Test]
+    public void Try_GetList_WhenNoRecords_Test()
+    {
+        var list = _salaryStorageContract.GetList(DateTime.UtcNow.AddDays(-10), DateTime.UtcNow.AddDays(10));
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Is.Empty);
+    }
+
+    [Test]
+    public void Try_GetList_OnlyInDatePeriod_Test()
+    {
+        InsertSalaryToDatabaseAndReturn(_worker.Id, salaryDate: DateTime.UtcNow.AddDays(-2));
+        InsertSalaryToDatabaseAndReturn(_worker.Id, salaryDate: DateTime.UtcNow.AddDays(-1).AddMinutes(-5));
+        InsertSalaryToDatabaseAndReturn(_worker.Id, salaryDate: DateTime.UtcNow.AddDays(-1).AddMinutes(5));
+        InsertSalaryToDatabaseAndReturn(_worker.Id, salaryDate: DateTime.UtcNow.AddDays(1).AddMinutes(-5));
+        InsertSalaryToDatabaseAndReturn(_worker.Id, salaryDate: DateTime.UtcNow.AddDays(1).AddMinutes(5));
+        InsertSalaryToDatabaseAndReturn(_worker.Id, salaryDate: DateTime.UtcNow.AddDays(-2));
+        var list = _salaryStorageContract.GetList(DateTime.UtcNow.AddDays(-1), DateTime.UtcNow.AddDays(1));
+        Assert.That(list, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(list, Has.Count.EqualTo(2));
+        });
+    }
+
+    [Test]
+    public void Try_GetList_ByWorker_Test()
+    {
+        var worker = InsertWorkerToDatabaseAndReturn("name 2");
+        InsertSalaryToDatabaseAndReturn(_worker.Id);
+        InsertSalaryToDatabaseAndReturn(_worker.Id);
+        InsertSalaryToDatabaseAndReturn(worker.Id);
+        var list = _salaryStorageContract.GetList(DateTime.UtcNow.AddDays(-1), DateTime.UtcNow.AddDays(1), _worker.Id);
+        Assert.That(list, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(list, Has.Count.EqualTo(2));
+            Assert.That(list.All(x => x.WorkerId == _worker.Id));
+        });
+    }
+
+    [Test]
+    public void Try_GetList_ByWorkerOnlyInDatePeriod_Test()
+    {
+        var worker = InsertWorkerToDatabaseAndReturn("name 2");
+        InsertSalaryToDatabaseAndReturn(_worker.Id, salaryDate: DateTime.UtcNow.AddDays(-2));
+        InsertSalaryToDatabaseAndReturn(_worker.Id, salaryDate: DateTime.UtcNow.AddDays(-1).AddMinutes(5));
+        InsertSalaryToDatabaseAndReturn(worker.Id, salaryDate: DateTime.UtcNow.AddDays(-1).AddMinutes(5));
+        InsertSalaryToDatabaseAndReturn(_worker.Id, salaryDate: DateTime.UtcNow.AddDays(1).AddMinutes(-5));
+        InsertSalaryToDatabaseAndReturn(worker.Id, salaryDate: DateTime.UtcNow.AddDays(1).AddMinutes(-5));
+        InsertSalaryToDatabaseAndReturn(_worker.Id, salaryDate: DateTime.UtcNow.AddDays(-2));
+        var list = _salaryStorageContract.GetList(DateTime.UtcNow.AddDays(-1), DateTime.UtcNow.AddDays(1), _worker.Id);
+        Assert.That(list, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(list, Has.Count.EqualTo(2));
+            Assert.That(list.All(x => x.WorkerId == _worker.Id));
+        });
+    }
+
+    [Test]
+    public void Try_AddElement_Test()
+    {
+       
+        var salaryDate = DateTime.UtcNow; 
+        var salary = CreateModel(_worker.Id, 1.0, salaryDate);  
+        _salaryStorageContract.AddElement(salary); 
+
+        var savedSalary = GetSalaryFromDatabaseByWorkerId(_worker.Id);
+        Assert.NotNull(savedSalary);  
+
+        Assert.Multiple(() =>
+        {
+            Assert.That(savedSalary.WorkerId, Is.EqualTo(salary.WorkerId)); 
+            Assert.That(savedSalary.WorkerSalary, Is.EqualTo(salary.WorkerSalary)); 
+            Assert.That(savedSalary.SalaryDate, Is.EqualTo(salaryDate).Within(TimeSpan.FromSeconds(1)));  
+        });
+    }
+
+
+    private Worker InsertWorkerToDatabaseAndReturn(string workerFIO = "fio")
+    {
+        var worker = new Worker() { Id = Guid.NewGuid().ToString(), PostId = Guid.NewGuid().ToString(), FIO = workerFIO, IsDeleted = false , Email = "1@mail.ru"};
+        SladkieBulkiDbContext.Workers.Add(worker);
+        SladkieBulkiDbContext.SaveChanges();
+        return worker;
+    }
+
+    private Salary InsertSalaryToDatabaseAndReturn(string workerId, double workerSalary = 1, DateTime? salaryDate = null)
+    {
+        var salary = new Salary() { WorkerId = workerId, WorkerSalary = workerSalary, SalaryDate = salaryDate ?? DateTime.UtcNow };
+        SladkieBulkiDbContext.Salaries.Add(salary);
+        SladkieBulkiDbContext.SaveChanges();
+        return salary;
+    }
+
+    private static void AssertElement(SalaryDataModel? actual, Salary expected)
+    {
+        Assert.That(actual, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(actual.WorkerId, Is.EqualTo(expected.WorkerId));
+            Assert.That(actual.WorkerSalary, Is.EqualTo(expected.WorkerSalary));
+        });
+    }
+
+    private static SalaryDataModel CreateModel(string workerId, double workerSalary, DateTime salaryDate)
+        => new(workerId, salaryDate, workerSalary);
+
+
+    private Salary? GetSalaryFromDatabaseByWorkerId(string id) => SladkieBulkiDbContext.Salaries.FirstOrDefault(x => x.WorkerId == id);
+
+    private static void AssertElement(Salary? actual, SalaryDataModel expected)
+    {
+        Assert.That(actual, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(actual.WorkerId, Is.EqualTo(expected.WorkerId));
+            Assert.That(actual.WorkerSalary, Is.EqualTo(expected.WorkerSalary));
+        });
+    }
+}

SladkieBulki/SladkieBulkiTests/StoragesContracts/WorkerStorageContractTests.cs

@@ -0,0 +1,252 @@
+using Microsoft.EntityFrameworkCore;
+using SladkieBulkiContrakts.DataModels;
+using SladkieBulkiContrakts.Exceptions;
+using SladkieBulkiDatabase.Implementations;
+using SladkieBulkiDatabase.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SladkieBulkiTests.StoragesContracts;
+
+internal class WorkerStorageContractTests : BaseStorageContractTest
+{
+    private WorkerStorageContract _workerStorageContract;
+
+    [SetUp]
+    public void SetUp()
+    {
+        _workerStorageContract = new WorkerStorageContract(SladkieBulkiDbContext);
+    }
+
+    [TearDown]
+    public void TearDown()
+    {
+        SladkieBulkiDbContext.Database.ExecuteSqlRaw("TRUNCATE \"Workers\" CASCADE;");
+    }
+
+    [Test]
+    public void Try_GetList_WhenHaveRecords_Test()
+    {
+        var worker = InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 1");
+        InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 2");
+        InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 3");
+        var list = _workerStorageContract.GetList();
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(3));
+        AssertElement(list.First(), worker);
+    }
+
+    [Test]
+    public void Try_GetList_WhenNoRecords_Test()
+    {
+        var list = _workerStorageContract.GetList();
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Is.Empty);
+    }
+
+    [Test]
+    public void Try_GetList_ByPostId_Test()
+    {
+        var postId = Guid.NewGuid().ToString();
+        InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 1", postId);
+        InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 2", postId);
+        InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 3");
+        var list = _workerStorageContract.GetList(postId: postId);
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(2));
+        Assert.That(list.All(x => x.PostId == postId));
+    }
+
+    [Test]
+    public void Try_GetList_ByBirthDate_Test()
+    {
+        InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 1", birthDate: DateTime.UtcNow.AddYears(-25));
+        InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 2", birthDate: DateTime.UtcNow.AddYears(-21));
+        InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 3", birthDate: DateTime.UtcNow.AddYears(-20));
+        InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 4", birthDate: DateTime.UtcNow.AddYears(-19));
+        var list = _workerStorageContract.GetList(fromBirthDate: DateTime.UtcNow.AddYears(-21).AddMinutes(-1), toBirthDate: DateTime.UtcNow.AddYears(-20).AddMinutes(1));
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(2));
+    }
+
+    [Test]
+    public void Try_GetList_ByEmploymentDate_Test()
+    {
+        InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 1", employmentDate: DateTime.UtcNow.AddDays(-2));
+        InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 2", employmentDate: DateTime.UtcNow.AddDays(-1));
+        InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 3", employmentDate: DateTime.UtcNow.AddDays(1));
+        InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 4", employmentDate: DateTime.UtcNow.AddDays(2));
+        var list = _workerStorageContract.GetList(fromEmploymentDate: DateTime.UtcNow.AddDays(-1).AddMinutes(-1), toEmploymentDate: DateTime.UtcNow.AddDays(1).AddMinutes(1));
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(2));
+    }
+
+    [Test]
+    public void Try_GetList_ByAllParameters_Test()
+    {
+        var postId = Guid.NewGuid().ToString();
+        InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 1", postId, birthDate: DateTime.UtcNow.AddYears(-25), employmentDate: DateTime.UtcNow.AddDays(-2));
+        InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 2", postId, birthDate: DateTime.UtcNow.AddYears(-22), employmentDate: DateTime.UtcNow.AddDays(-1));
+        InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 3", postId, birthDate: DateTime.UtcNow.AddYears(-21), employmentDate: DateTime.UtcNow.AddDays(-1));
+        InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString(), "fio 4", birthDate: DateTime.UtcNow.AddYears(-20), employmentDate: DateTime.UtcNow.AddDays(1));
+        var list = _workerStorageContract.GetList(postId: postId, fromBirthDate: DateTime.UtcNow.AddYears(-21).AddMinutes(-1), toBirthDate: DateTime.UtcNow.AddYears(-20).AddMinutes(1), fromEmploymentDate: DateTime.UtcNow.AddDays(-1).AddMinutes(-1), toEmploymentDate: DateTime.UtcNow.AddDays(1).AddMinutes(1));
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(1));
+    }
+
+    [Test]
+    public void Try_GetElementById_WhenHaveRecord_Test()
+    {
+        var worker = InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString());
+        AssertElement(_workerStorageContract.GetElementById(worker.Id), worker);
+    }
+
+    [Test]
+    public void Try_GetElementById_WhenNoRecord_Test()
+    {
+        Assert.That(() => _workerStorageContract.GetElementById(Guid.NewGuid().ToString()), Is.Null);
+    }
+
+    [Test]
+    public void Try_GetElementByFIO_WhenHaveRecord_Test()
+    {
+        var worker = InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString());
+        AssertElement(_workerStorageContract.GetElementByFIO(worker.FIO), worker);
+    }
+
+    [Test]
+    public void Try_GetElementByFIO_WhenNoRecord_Test()
+    {
+        Assert.That(() => _workerStorageContract.GetElementByFIO("New Fio"), Is.Null);
+    }
+
+    [Test]
+    public void Try_AddElement_Test()
+    {
+        var worker = CreateModel(Guid.NewGuid().ToString());
+        _workerStorageContract.AddElement(worker);
+        AssertElement(GetWorkerFromDatabase(worker.Id), worker);
+    }
+
+    [Test]
+    public void Try_AddElement_WhenHaveRecordWithSameId_Test()
+    {
+        var worker = CreateModel(Guid.NewGuid().ToString());
+        InsertWorkerToDatabaseAndReturn(worker.Id);
+        Assert.That(() => _workerStorageContract.AddElement(worker), Throws.TypeOf<ElementExistsException>());
+    }
+
+    [Test]
+    public void Try_UpdElement_Test()
+    {
+        var worker = CreateModel(Guid.NewGuid().ToString(), "New Fio");
+        InsertWorkerToDatabaseAndReturn(worker.Id);
+        _workerStorageContract.UpdElement(worker);
+        AssertElement(GetWorkerFromDatabase(worker.Id), worker);
+    }
+
+    [Test]
+    public void Try_UpdElement_WhenNoRecordWithThisId_Test()
+    {
+        Assert.That(() => _workerStorageContract.UpdElement(CreateModel(Guid.NewGuid().ToString())), Throws.TypeOf<ElementNotFoundException>());
+    }
+
+    [Test]
+    public void Try_UpdElement_WhenNoRecordWasDeleted_Test()
+    {
+        var worker = CreateModel(Guid.NewGuid().ToString());
+        InsertWorkerToDatabaseAndReturn(worker.Id, isDeleted: true);
+        Assert.That(() => _workerStorageContract.UpdElement(worker), Throws.TypeOf<ElementNotFoundException>());
+    }
+
+    [Test]
+    public void Try_DelElement_Test()
+    {
+        var worker = InsertWorkerToDatabaseAndReturn(Guid.NewGuid().ToString());
+        _workerStorageContract.DelElement(worker.Id);
+        var element = GetWorkerFromDatabase(worker.Id);
+        Assert.That(element, Is.Not.Null);
+        Assert.That(element.IsDeleted);
+    }
+
+    [Test]
+    public void Try_DelElement_WhenNoRecordWithThisId_Test()
+    {
+        Assert.That(() => _workerStorageContract.DelElement(Guid.NewGuid().ToString()), Throws.TypeOf<ElementNotFoundException>());
+    }
+
+    [Test]
+    public void Try_DelElement_WhenNoRecordWasDeleted_Test()
+    {
+        var worker = CreateModel(Guid.NewGuid().ToString());
+        InsertWorkerToDatabaseAndReturn(worker.Id, isDeleted: true);
+        Assert.That(() => _workerStorageContract.DelElement(worker.Id), Throws.TypeOf<ElementNotFoundException>());
+    }
+
+    private Worker InsertWorkerToDatabaseAndReturn(
+     string id,
+     string fio = "test",
+     string? postId = null,
+     DateTime? birthDate = null,
+     DateTime? employmentDate = null,
+     bool isDeleted = false,
+     string email = "test@example.com")
+    {
+        var worker = new Worker()
+        {
+            Id = id,
+            FIO = fio,
+            Email = email,
+            PostId = postId ?? Guid.NewGuid().ToString(),
+            BirthDate = birthDate ?? DateTime.UtcNow.AddYears(-20),
+            EmploymentDate = employmentDate ?? DateTime.UtcNow,
+            IsDeleted = isDeleted
+        };
+        SladkieBulkiDbContext.Workers.Add(worker);
+        SladkieBulkiDbContext.SaveChanges();
+        return worker;
+    }
+
+    private static void AssertElement(WorkerDataModel? actual, Worker expected)
+    {
+        Assert.That(actual, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(actual.Id, Is.EqualTo(expected.Id));
+            Assert.That(actual.PostId, Is.EqualTo(expected.PostId));
+            Assert.That(actual.FIO, Is.EqualTo(expected.FIO));
+            Assert.That(actual.BirthDate, Is.EqualTo(expected.BirthDate));
+            Assert.That(actual.EmploymentDate, Is.EqualTo(expected.EmploymentDate));
+            Assert.That(actual.IsDeleted, Is.EqualTo(expected.IsDeleted));
+        });
+    }
+
+    private static WorkerDataModel CreateModel(
+        string id,
+        string fio = "fio",
+        string? postId = null,
+        DateTime? birthDate = null,
+        DateTime? employmentDate = null,
+        bool isDeleted = false,
+        string email = "fio@example.com") =>
+        new(id, fio, postId ?? Guid.NewGuid().ToString(), birthDate ?? DateTime.UtcNow.AddYears(-20), employmentDate ?? DateTime.UtcNow, isDeleted, email);
+
+    private Worker? GetWorkerFromDatabase(string id) => SladkieBulkiDbContext.Workers.FirstOrDefault(x => x.Id == id);
+
+    private static void AssertElement(Worker? actual, WorkerDataModel expected)
+    {
+        Assert.That(actual, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(actual.Id, Is.EqualTo(expected.Id));
+            Assert.That(actual.PostId, Is.EqualTo(expected.PostId));
+            Assert.That(actual.FIO, Is.EqualTo(expected.FIO));
+            Assert.That(actual.BirthDate, Is.EqualTo(expected.BirthDate));
+            Assert.That(actual.EmploymentDate, Is.EqualTo(expected.EmploymentDate));
+            Assert.That(actual.IsDeleted, Is.EqualTo(expected.IsDeleted));
+        });
+    }
+}