Добавление листов для таблицы многих ко многим в классы SuppliesDataModel и WarehouseDataModel

FurnitureAssembly/FurnitureAssembly.sln

@@ -1,10 +1,12 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
-VisualStudioVersion = 17.12.35707.178 d17.12
+VisualStudioVersion = 17.12.35707.178
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FurnitureAssemblyContracts", "FurnitureAssemblyContracts\FurnitureAssemblyContracts.csproj", "{87E30D50-448B-4A65-A89A-284155DB21BB}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FurnitureAssemblyTests", "FurnitureAssemblyTests\FurnitureAssemblyTests.csproj", "{3E0F3B5D-397A-4193-8A0D-BDD12F48B631}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -15,6 +17,10 @@ Global
 		{87E30D50-448B-4A65-A89A-284155DB21BB}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{87E30D50-448B-4A65-A89A-284155DB21BB}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{87E30D50-448B-4A65-A89A-284155DB21BB}.Release|Any CPU.Build.0 = Release|Any CPU
+		{3E0F3B5D-397A-4193-8A0D-BDD12F48B631}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{3E0F3B5D-397A-4193-8A0D-BDD12F48B631}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{3E0F3B5D-397A-4193-8A0D-BDD12F48B631}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{3E0F3B5D-397A-4193-8A0D-BDD12F48B631}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

FurnitureAssembly/FurnitureAssemblyContracts/DataModels/ComponentDataModel.cs

@@ -0,0 +1,27 @@
+using FurnitureAssemblyContracts.Enums;
+using FurnitureAssemblyContracts.Exceptions;
+using FurnitureAssemblyContracts.Extentions;
+using FurnitureAssemblyContracts.Infrastructure;
+
+namespace FurnitureAssemblyContracts.DataModels;
+
+public class ComponentDataModel(string id, string name, ComponentType componentType, string? prevName, string? prevPrevName) : IValidation
+{
+    public string Id { get; private set; } = id;
+    public string Name { get; private set; } = name;
+    public string? PrevName { get; private set; } = prevName;
+    public string? PrevPrevName { get; private set; } = prevPrevName;
+    public ComponentType Type { get; private set; } = componentType;
+
+    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 (Name.IsEmpty())
+            throw new ValidationException("Field Name is empty");
+        if (Type == ComponentType.None)
+            throw new ValidationException("Field Type is empty");
+    }
+}

FurnitureAssembly/FurnitureAssemblyContracts/DataModels/ComponentSuppliesDataModel.cs

@@ -0,0 +1,26 @@
+using FurnitureAssemblyContracts.Exceptions;
+using FurnitureAssemblyContracts.Extentions;
+using FurnitureAssemblyContracts.Infrastructure;
+
+namespace FurnitureAssemblyContracts.DataModels;
+
+public class ComponentSuppliesDataModel(string suppliesId, string componentId, int count) : IValidation
+{
+    public string SuppliesId { get; private set; } = suppliesId;
+    public string ComponentId { get; private set; } = componentId;
+    public int Count { get; private set; } = count;
+
+    public void Validate()
+    {
+        if (SuppliesId.IsEmpty())
+            throw new ValidationException("Field FurnitureId is empty");
+        if (!SuppliesId.IsGuid())
+            throw new ValidationException("The value in the field FurnitureId is not a unique identifier");
+        if (ComponentId.IsEmpty())
+            throw new ValidationException("Field ComponentId is empty");
+        if (!ComponentId.IsGuid())
+            throw new ValidationException("The value in the field BlandId is not a unique identifier");
+        if (Count <= 0)
+            throw new ValidationException("Field Count is less than or equal to 0");
+    }
+}

FurnitureAssembly/FurnitureAssemblyContracts/DataModels/ComponentWarehouseDataModel.cs

@@ -0,0 +1,26 @@
+using FurnitureAssemblyContracts.Exceptions;
+using FurnitureAssemblyContracts.Extentions;
+using FurnitureAssemblyContracts.Infrastructure;
+
+namespace FurnitureAssemblyContracts.DataModels;
+
+public class ComponentWarehouseDataModel(string warehouseId, string componentId, int count) : IValidation
+{
+    public string WarehouseId { get; private set; } = warehouseId;
+    public string ComponentId { get; private set; } = componentId;
+    public int Count { get; private set; } = count;
+
+    public void Validate()
+    {
+        if (WarehouseId.IsEmpty())
+            throw new ValidationException("Field WarehouseId is empty");
+        if (!WarehouseId.IsGuid())
+            throw new ValidationException("The value in the field WarehouseId is not a unique identifier");
+        if (ComponentId.IsEmpty())
+            throw new ValidationException("Field ComponentId is empty");
+        if (!ComponentId.IsGuid())
+            throw new ValidationException("The value in the field ComponentId is not a unique identifier");
+        if (Count <= 0)
+            throw new ValidationException("Field Count is less than or equal to 0");
+    }
+}

FurnitureAssembly/FurnitureAssemblyContracts/DataModels/FurnitureComponentDataModel.cs

@@ -0,0 +1,26 @@
+using FurnitureAssemblyContracts.Exceptions;
+using FurnitureAssemblyContracts.Extentions;
+using FurnitureAssemblyContracts.Infrastructure;
+
+namespace FurnitureAssemblyContracts.DataModels;
+
+public class FurnitureComponentDataModel(string furnitureId, string componentId, int count) : IValidation
+{
+    public string FurnitureId { get; private set; } = furnitureId;
+    public string ComponentId { get; private set; } = componentId;
+    public int Count { get; private set; } = count;
+
+    public void Validate()
+    {
+        if (FurnitureId.IsEmpty())
+            throw new ValidationException("Field FurnitureId is empty");
+        if (!FurnitureId.IsGuid())
+            throw new ValidationException("The value in the field FurnitureId is not a unique identifier");
+        if (ComponentId.IsEmpty())
+            throw new ValidationException("Field ComponentId is empty");
+        if (!ComponentId.IsGuid())
+            throw new ValidationException("The value in the field ComponentId is not a unique identifier");
+        if (Count <= 0)
+            throw new ValidationException("Field Count is less than or equal to 0");
+    }
+}

FurnitureAssembly/FurnitureAssemblyContracts/DataModels/FurnitureDataModel.cs

@@ -0,0 +1,27 @@
+using FurnitureAssemblyContracts.Exceptions;
+using FurnitureAssemblyContracts.Extentions;
+using FurnitureAssemblyContracts.Infrastructure;
+
+namespace FurnitureAssemblyContracts.DataModels;
+
+public class FurnitureDataModel(string id, string name, int weight, List<ComponentDataModel> components) : IValidation
+{
+    public string Id { get; private set; } = id;
+    public string Name { get; private set; } = name;
+    public int Weight { get; private set; } = weight;
+    public List<ComponentDataModel> Components { get; private set; } = components;
+
+    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 (Name.IsEmpty())
+            throw new ValidationException("Field Name is empty");
+        if (Weight <= 0)
+            throw new ValidationException("Field Weight is less than or equal to 0");
+        if ((Components?.Count ?? 0) == 0)
+            throw new ValidationException("The furniture must include Components");
+    }
+}

FurnitureAssembly/FurnitureAssemblyContracts/DataModels/ManifacturingFurnitureDataModel.cs

@@ -0,0 +1,32 @@
+using FurnitureAssemblyContracts.Exceptions;
+using FurnitureAssemblyContracts.Extentions;
+using FurnitureAssemblyContracts.Infrastructure;
+
+namespace FurnitureAssemblyContracts.DataModels;
+
+public class ManifacturingFurnitureDataModel(string id, string furnitureId, int count, DateTime productuionDate, string workerId) : IValidation
+{
+    public string Id { get; private set; } = id;
+    public string FurnitureId { get; private set; } = furnitureId;
+    public int Count { get; private set; } = count;
+    public DateTime ProductuionDate { get; private set; } = productuionDate;
+    public string WorkerId { get; private set; } = workerId;
+
+    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 (FurnitureId.IsEmpty())
+            throw new ValidationException("Field FurnitureId is empty");
+        if (!FurnitureId.IsGuid())
+            throw new ValidationException("The value in the field FurnitureId is not a unique identifier");
+        if (Count <= 0)
+            throw new ValidationException("Field Count is less than or equal to 0");
+        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");
+    }
+}

FurnitureAssembly/FurnitureAssemblyContracts/DataModels/PostDataModel.cs

@@ -0,0 +1,35 @@
+using FurnitureAssemblyContracts.Enums;
+using FurnitureAssemblyContracts.Exceptions;
+using FurnitureAssemblyContracts.Extentions;
+using FurnitureAssemblyContracts.Infrastructure;
+
+namespace FurnitureAssemblyContracts.DataModels;
+
+public class PostDataModel(string id, string postId, string postName, PostType postType, double salary, bool isActual, DateTime changeDate) : IValidation
+{
+    public string Id { get; private set; } = id;
+    public string PostId { 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;
+    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 (PostId.IsEmpty())
+            throw new ValidationException("Field PostId is empty");
+        if (!PostId.IsGuid())
+            throw new ValidationException("The value in the field PostId 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");
+    }
+}

FurnitureAssembly/FurnitureAssemblyContracts/DataModels/SalaryDataModel.cs

@@ -0,0 +1,22 @@
+using FurnitureAssemblyContracts.Exceptions;
+using FurnitureAssemblyContracts.Extentions;
+using FurnitureAssemblyContracts.Infrastructure;
+
+namespace FurnitureAssemblyContracts.DataModels;
+
+public class SalaryDataModel(string workerId, DateTime salaryDate, double workerSalary) : IValidation
+{
+    public string WorkerId { get; private set; } = workerId;
+    public DateTime SalaryDate { get; private set; } = salaryDate;
+    public double Salary { 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)
+            throw new ValidationException("Field Salary is less than or equal to 0");
+    }
+}

FurnitureAssembly/FurnitureAssemblyContracts/DataModels/SuppliesDataModel.cs

@@ -0,0 +1,29 @@
+using FurnitureAssemblyContracts.Enums;
+using FurnitureAssemblyContracts.Exceptions;
+using FurnitureAssemblyContracts.Extentions;
+using FurnitureAssemblyContracts.Infrastructure;
+
+namespace FurnitureAssemblyContracts.DataModels;
+
+public class SuppliesDataModel(string id, ComponentType componentType, DateTime date, int count, List<ComponentSuppliesDataModel> components) : IValidation
+{
+    public string Id { get; private set; } = id;
+    public ComponentType Type { get; private set; } = componentType;
+    public DateTime ProductuionDate { get; private set; } = date;
+    public int Count { get; private set; } = count;
+    public List<ComponentSuppliesDataModel> Components { get; private set; } = components;
+
+    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 (Type == ComponentType.None)
+            throw new ValidationException("Field Type is empty");
+        if (Count <= 0)
+            throw new ValidationException("Field Count is less than or equal to 0");
+        if ((Components?.Count ?? 0) == 0)
+            throw new ValidationException("The component must include supplies");
+    }
+}

FurnitureAssembly/FurnitureAssemblyContracts/DataModels/WarehouseDataModel.cs

@@ -0,0 +1,28 @@
+using FurnitureAssemblyContracts.Enums;
+using FurnitureAssemblyContracts.Exceptions;
+using FurnitureAssemblyContracts.Extentions;
+using FurnitureAssemblyContracts.Infrastructure;
+
+namespace FurnitureAssemblyContracts.DataModels;
+
+public class WarehouseDataModel(string id, ComponentType componentType, int count, List<ComponentWarehouseDataModel> components) : IValidation
+{
+    public string Id { get; private set; } = id;
+    public ComponentType Type { get; private set; } = componentType;
+    public int Count { get; private set; } = count;
+    public List<ComponentWarehouseDataModel> Components { get; private set; } = components;
+
+    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 (Type == ComponentType.None)
+            throw new ValidationException("Field Type is empty");
+        if (Count <= 0)
+            throw new ValidationException("Field Count is less than or equal to 0");
+        if ((Components?.Count ?? 0) == 0)
+            throw new ValidationException("The component must include supplies");
+    }
+}

FurnitureAssembly/FurnitureAssemblyContracts/DataModels/WorkerDataModel.cs

@@ -0,0 +1,38 @@
+using FurnitureAssemblyContracts.Extentions;
+using FurnitureAssemblyContracts.Infrastructure;
+using FurnitureAssemblyContracts.Exceptions;
+using System.Text.RegularExpressions;
+
+namespace FurnitureAssemblyContracts.DataModels;
+
+public class WorkerDataModel(string id, string fio, string postId, DateTime birthDate, DateTime employmentDate, bool isDeleted) : IValidation
+{
+    public string Id { get; private set; } = id;
+    public string FIO { get; private set; } = fio;
+    public string PostId { get; private set; } = postId;
+    public DateTime BirthDate { get; private set; } = birthDate;
+    public DateTime EmploymentDate { get; private set; } = employmentDate;
+    public bool IsDeleted { get; private set; } = isDeleted;
+
+    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 (FIO.IsEmpty())
+            throw new ValidationException("Field FIO is empty");
+        if (!Regex.IsMatch(FIO, @"^([А-ЯЁ][а-яё]*(-[А-ЯЁ][а-яё]*)?)\s([А-ЯЁ]\.?\s?([А-ЯЁ]\.?\s?)?)?$"))
+            throw new ValidationException("Field FIO is not a fio");
+        if (PostId.IsEmpty())
+            throw new ValidationException("Field PostId is empty");
+        if (!PostId.IsGuid())
+            throw new ValidationException("The value in the field PostId is not a unique identifier");
+        if (BirthDate.Date > DateTime.Now.AddYears(-14).Date)
+            throw new ValidationException($"Minors cannot be hired (BirthDate = {BirthDate.ToShortDateString()})");
+        if (EmploymentDate.Date < BirthDate.Date)
+            throw new ValidationException("The date of employment cannot be less than the date of birth");
+        if ((EmploymentDate - BirthDate).TotalDays / 365 < 14)
+            throw new ValidationException($"Minors cannot be hired (EmploymentDate - {EmploymentDate.ToShortDateString()}, BirthDate -{BirthDate.ToShortDateString()})");
+    }
+}

FurnitureAssembly/FurnitureAssemblyContracts/Enums/ComponentType.cs

@@ -0,0 +1,11 @@
+namespace FurnitureAssemblyContracts.Enums;
+
+public enum ComponentType
+{
+    None = 0,
+    Box = 1,
+    Panel = 2,
+    Edge = 3,
+    Handle = 4,
+    Legs = 5
+}

FurnitureAssembly/FurnitureAssemblyContracts/Enums/PostType.cs

@@ -0,0 +1,9 @@
+namespace FurnitureAssemblyContracts.Enums;
+
+public enum PostType
+{
+    None = 0,
+    ComponentMaker = 1,
+    Builder = 2,
+    Loader = 3
+}

FurnitureAssembly/FurnitureAssemblyContracts/Exceptions/ValidationException.cs

@@ -0,0 +1,5 @@
+namespace FurnitureAssemblyContracts.Exceptions;
+
+public class ValidationException(string message) : Exception(message)
+{
+}

FurnitureAssembly/FurnitureAssemblyContracts/Extentions/StringExtentions.cs

@@ -0,0 +1,13 @@
+namespace FurnitureAssemblyContracts.Extentions;
+
+public static class StringExtentions
+{
+    public static bool IsEmpty(this string str)
+    {
+        return string.IsNullOrWhiteSpace(str);
+    }
+    public static bool IsGuid(this string str)
+    {
+        return Guid.TryParse(str, out _);
+    }
+}

FurnitureAssembly/FurnitureAssemblyContracts/Infrastructure/IValidation.cs

@@ -0,0 +1,6 @@
+namespace FurnitureAssemblyContracts.Infrastructure;
+
+public interface IValidation
+{
+    void Validate();
+}

FurnitureAssembly/FurnitureAssemblyTests/DataModelsTests/ComponentDataModelTests.cs

@@ -0,0 +1,63 @@
+using FurnitureAssemblyContracts.DataModels;
+using FurnitureAssemblyContracts.Enums;
+using FurnitureAssemblyContracts.Exceptions;
+
+namespace FurnitureAssemblyTests.DataModelsTests;
+
+[TestFixture]
+internal class ComponentDataModelTests
+{
+    [Test]
+    public void IdIsNullOrEmptyTest()
+    {
+        var component = CreateDataModel(null, "name", ComponentType.Box);
+        Assert.That(() => component.Validate(), Throws.TypeOf<ValidationException>());
+        component = CreateDataModel(string.Empty, "name", ComponentType.Box);
+        Assert.That(() => component.Validate(),
+        Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void IdIsNotGuidTest()
+    {
+        var component = CreateDataModel("id", "name", ComponentType.Box);
+        Assert.That(() => component.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void NameIsNullOrEmptyTest()
+    {
+        var component = CreateDataModel(Guid.NewGuid().ToString(), null, ComponentType.Box);
+        Assert.That(() => component.Validate(), Throws.TypeOf<ValidationException>());
+        component = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, ComponentType.Box);
+        Assert.That(() => component.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void PostTypeIsNoneTest()
+    {
+        var component = CreateDataModel(Guid.NewGuid().ToString(), "name", ComponentType.None);
+        Assert.That(() => component.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+
+    [Test]
+    public void AllFieldsIsCorrectTest()
+    {
+        var componentId = Guid.NewGuid().ToString();
+        var name = "name";
+        var componentType = ComponentType.Box;
+        var component = CreateDataModel(componentId, name, componentType);
+        Assert.That(() => component.Validate(), Throws.Nothing);
+        Assert.Multiple(() =>
+        {
+            Assert.That(component.Id, Is.EqualTo(componentId));
+            Assert.That(component.Name, Is.EqualTo(name));
+            Assert.That(component.Type, Is.EqualTo(componentType));
+        });
+    }
+
+    private static ComponentDataModel CreateDataModel(string? id, string? name, ComponentType componentType, string? prevName = null, string? prevPrevName = null) 
+        => new(id, name, componentType, prevName, prevPrevName);
+
+}

FurnitureAssembly/FurnitureAssemblyTests/DataModelsTests/ComponentSuppliesDataModelTests.cs

@@ -0,0 +1,70 @@
+using FurnitureAssemblyContracts.DataModels;
+using FurnitureAssemblyContracts.Exceptions;
+
+namespace FurnitureAssemblyTests.DataModelsTests;
+
+[TestFixture]
+internal class ComponentSuppliesDataModelTests
+{
+    [Test]
+    public void SuppliesIdIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(null, Guid.NewGuid().ToString(), 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(string.Empty, Guid.NewGuid().ToString(), 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void SuppliesIdIsNotGuidTest()
+    {
+        var model = CreateDataModel("id", Guid.NewGuid().ToString(), 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void ComponentIdIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), null, 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void ComponentIdIsNotGuidTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), "id", 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void CountIsLessOrZeroTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 0);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+        model = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), -1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void AllFieldsIsCorrectTest()
+    {
+        var suppliesId = Guid.NewGuid().ToString();
+        var componentId = Guid.NewGuid().ToString();
+        var count = 1;
+        var model = CreateDataModel(suppliesId, componentId, count);
+        Assert.That(() => model.Validate(), Throws.Nothing);
+        Assert.Multiple(() =>
+        {
+            Assert.That(model.SuppliesId, Is.EqualTo(suppliesId));
+            Assert.That(model.ComponentId, Is.EqualTo(componentId));
+            Assert.That(model.Count, Is.EqualTo(count));
+        });
+    }
+
+    private static ComponentSuppliesDataModel CreateDataModel(string? suppliesId, string? componentId, int count) 
+        => new(suppliesId, componentId, count);
+}

FurnitureAssembly/FurnitureAssemblyTests/DataModelsTests/ComponentWarehouseDataModelTests.cs

@@ -0,0 +1,70 @@
+using FurnitureAssemblyContracts.DataModels;
+using FurnitureAssemblyContracts.Exceptions;
+
+namespace FurnitureAssemblyTests.DataModelsTests;
+
+[TestFixture]
+internal class ComponentWarehouseDataModelTests
+{
+    [Test]
+    public void WarehouseIdIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(null, Guid.NewGuid().ToString(), 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(string.Empty, Guid.NewGuid().ToString(), 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void WarehouseIdIsNotGuidTest()
+    {
+        var model = CreateDataModel("id", Guid.NewGuid().ToString(), 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void ComponentIdIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), null, 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void ComponentIdIsNotGuidTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), "id", 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void CountIsLessOrZeroTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 0);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+        model = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), -1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void AllFieldsIsCorrectTest()
+    {
+        var warehouseId = Guid.NewGuid().ToString();
+        var componentId = Guid.NewGuid().ToString();
+        var count = 1;
+        var model = CreateDataModel(componentId, componentId, count);
+        Assert.That(() => model.Validate(), Throws.Nothing);
+        Assert.Multiple(() =>
+        {
+            Assert.That(model.WarehouseId, Is.EqualTo(componentId));
+            Assert.That(model.ComponentId, Is.EqualTo(componentId));
+            Assert.That(model.Count, Is.EqualTo(count));
+        });
+    }
+
+    private static ComponentWarehouseDataModel CreateDataModel(string? warehouseId, string? componentId, int count)
+        => new(warehouseId, componentId, count);
+}

FurnitureAssembly/FurnitureAssemblyTests/DataModelsTests/FurnitureComponentDataModelTests.cs

@@ -0,0 +1,69 @@
+using FurnitureAssemblyContracts.DataModels;
+using FurnitureAssemblyContracts.Exceptions;
+
+namespace FurnitureAssemblyTests.DataModelsTests;
+
+[TestFixture]
+internal class FurnitureComponentDataModelTests
+{
+    [Test]
+    public void FurnitureIdIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(null, Guid.NewGuid().ToString(), 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(string.Empty, Guid.NewGuid().ToString(), 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void FurnitureIdIsNotGuidTest()
+    {
+        var model = CreateDataModel("id", Guid.NewGuid().ToString(), 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void ComponentIdIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), null, 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void ComponentIdIsNotGuidTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), "id", 1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void CountIsLessOrZeroTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 0);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+        model = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), -1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void AllFieldsIsCorrectTest()
+    {
+        var furnitureId = Guid.NewGuid().ToString();
+        var componentId = Guid.NewGuid().ToString();
+        var count = 1;
+        var model = CreateDataModel(furnitureId, componentId, count);
+        Assert.That(() => model.Validate(), Throws.Nothing);
+        Assert.Multiple(() =>
+        {
+            Assert.That(model.FurnitureId, Is.EqualTo(furnitureId));
+            Assert.That(model.ComponentId, Is.EqualTo(componentId));
+            Assert.That(model.Count, Is.EqualTo(count));
+        });
+    }
+
+    private static FurnitureComponentDataModel CreateDataModel(string? furnitureId, string? componentId, int count) => new(furnitureId, componentId, count);
+}

FurnitureAssembly/FurnitureAssemblyTests/DataModelsTests/FurnitureDataModelTests.cs

@@ -0,0 +1,81 @@
+using FurnitureAssemblyContracts.DataModels;
+using FurnitureAssemblyContracts.Enums;
+using FurnitureAssemblyContracts.Exceptions;
+
+namespace FurnitureAssemblyTests.DataModelsTests;
+
+[TestFixture]
+internal class FurnitureDataModelTests
+{
+    [Test]
+    public void IdIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(null, "name", 1, CreateSubDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(string.Empty, "name", 1, CreateSubDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void IdIsNotGuidTest()
+    {
+        var model = CreateDataModel("id", "name", 1, CreateSubDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void NameIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), null, 1, CreateSubDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, 1, CreateSubDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void WeightIsLessOrZeroTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), "name", 0, CreateSubDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(Guid.NewGuid().ToString(), "name", -1, CreateSubDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void ComponentsIsEmptyOrNullTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), "name", 1, []);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(Guid.NewGuid().ToString(), "name", 1, null);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void AllFieldsIsCorrectTest()
+    {
+        var id = Guid.NewGuid().ToString();
+        var name = "name";
+        var weight = 1;
+        var components = CreateSubDataModel();
+        var model = CreateDataModel(id, name, weight, components);
+        Assert.DoesNotThrow(() => model.Validate());
+
+        Assert.Multiple(() =>
+        {
+            Assert.That(model.Id, Is.EqualTo(id));
+            Assert.That(model.Weight, Is.EqualTo(weight));
+            Assert.That(model.Name, Is.EqualTo(name));
+            Assert.That(model.Components, Is.EqualTo(components));
+        });
+    }
+
+    private static FurnitureDataModel CreateDataModel(string? id, string? name, int weight, List<ComponentDataModel> components)
+        => new(id, name, weight, components);
+
+    private static List<ComponentDataModel> CreateSubDataModel()
+                    => [new(Guid.NewGuid().ToString(), "componentName", ComponentType.Handle, "prevname", "prevPrevName")];
+}

FurnitureAssembly/FurnitureAssemblyTests/DataModelsTests/ManifacturingFurnitureDataModelTests.cs

@@ -0,0 +1,91 @@
+using FurnitureAssemblyContracts.DataModels;
+using FurnitureAssemblyContracts.Exceptions;
+
+namespace FurnitureAssemblyTests.DataModelsTests;
+
+[TestFixture]
+internal class ManifacturingFurnitureDataModelTests
+{
+    [Test]
+    public void IdIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(null, Guid.NewGuid().ToString(), 1, DateTime.Now, Guid.NewGuid().ToString());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(string.Empty, Guid.NewGuid().ToString(), 1, DateTime.Now, Guid.NewGuid().ToString());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void IdIsNotGuidTest()
+    {
+        var model = CreateDataModel("id", Guid.NewGuid().ToString(), 1, DateTime.Now, Guid.NewGuid().ToString());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void ManifacureIdIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), null, 1, DateTime.Now, Guid.NewGuid().ToString());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, 1, DateTime.Now, Guid.NewGuid().ToString());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void ManifactureIdIsNotGuidTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), "furid", 1, DateTime.Now, Guid.NewGuid().ToString());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void CountIsLessOrZeroTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 0, DateTime.Now, Guid.NewGuid().ToString());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+        model = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), -1, DateTime.Now, Guid.NewGuid().ToString());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void WorkerIdIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 1, DateTime.Now, null);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 1, DateTime.Now, string.Empty);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void WorkerIdIsNotGuidTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 1, DateTime.Now, "id");
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void AllFieldsIsCorrectTest()
+    {
+        var id = Guid.NewGuid().ToString();
+        var manid = Guid.NewGuid().ToString();
+        var count = 1;
+        var productionDate = DateTime.Now;
+        var workerId = Guid.NewGuid().ToString();
+        var model = CreateDataModel(id, manid, count, productionDate, workerId);
+        Assert.That(() => model.Validate(), Throws.Nothing);
+        Assert.Multiple(() =>
+        {
+            Assert.That(model.Id, Is.EqualTo(id));
+            Assert.That(model.FurnitureId, Is.EqualTo(manid));
+            Assert.That(model.Count, Is.EqualTo(count));
+            Assert.That(model.ProductuionDate, Is.EqualTo(productionDate));
+            Assert.That(model.WorkerId, Is.EqualTo(workerId));
+        });
+    }
+
+    private static ManifacturingFurnitureDataModel CreateDataModel(string? id, string? furnitureId, int count, DateTime productuionDate, string? workerId) 
+        => new(id, furnitureId, count, productuionDate, workerId);
+}

FurnitureAssembly/FurnitureAssemblyTests/DataModelsTests/PostDataModelTests.cs

@@ -0,0 +1,97 @@
+using FurnitureAssemblyContracts.DataModels;
+using FurnitureAssemblyContracts.Enums;
+using FurnitureAssemblyContracts.Exceptions;
+
+namespace FurnitureAssemblyTests.DataModelsTests;
+
+[TestFixture]
+internal class PostDataModelTests
+{
+    [Test]
+    public void IdIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(null, Guid.NewGuid().ToString(), "name", PostType.Builder, 100, true, DateTime.Now);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(string.Empty, Guid.NewGuid().ToString(), "name", PostType.Builder, 100, true, DateTime.Now);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void IdIsNotGuidTest()
+    {
+        var model = CreateDataModel("id", Guid.NewGuid().ToString(), "name", PostType.Builder, 100, true, DateTime.Now);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void PostIdIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), null, "name", PostType.Builder, 100, true, DateTime.Now);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, "name", PostType.Builder, 100, true, DateTime.Now);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void PostIdIsNotGuidTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), "id", "name", PostType.Builder, 100, true, DateTime.Now);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void PostNameIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), null, PostType.Builder, 100, true, DateTime.Now);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), string.Empty, PostType.Builder, 100, true, DateTime.Now);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void PostTypeIsNoneTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), "name", PostType.None, 100, true, DateTime.Now);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void SalaryIsZeroNegativeTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), "name", PostType.Builder, 0, true, DateTime.Now);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+        model = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), "name", PostType.Builder, -1, true, DateTime.Now);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void AllFieldsIsCorrectTest()
+    {
+        var id = Guid.NewGuid().ToString();
+        var postId = Guid.NewGuid().ToString();
+        var postName = "name";
+        var postType = PostType.Builder;
+        var salary = 100.50;
+        var isActual = true;
+        var changeDate = DateTime.Now;
+        var model = CreateDataModel(id, postId, postName, postType, salary, isActual, changeDate);
+
+        Assert.That(() => model.Validate(), Throws.Nothing);
+        Assert.Multiple(() =>
+        {
+            Assert.That(model.Id, Is.EqualTo(id));
+            Assert.That(model.PostId, Is.EqualTo(postId));
+            Assert.That(model.PostName, Is.EqualTo(postName));
+            Assert.That(model.PostType, Is.EqualTo(postType));
+            Assert.That(model.Salary, Is.EqualTo(salary));
+            Assert.That(model.IsActual, Is.EqualTo(isActual));
+            Assert.That(model.ChangeDate, Is.EqualTo(changeDate));
+        });
+    }
+
+    private static PostDataModel CreateDataModel(string? id, string? postId, string? postName, PostType postType, double salary, bool isActual, DateTime changeDate)
+        => new(id, postId, postName, postType, salary, isActual, changeDate);
+}

FurnitureAssembly/FurnitureAssemblyTests/DataModelsTests/SalaryDataModelTests.cs

@@ -0,0 +1,52 @@
+using FurnitureAssemblyContracts.DataModels;
+using FurnitureAssemblyContracts.Exceptions;
+
+namespace FurnitureAssemblyTests.DataModelsTests;
+
+[TestFixture]
+internal class SalaryDataModelTests
+{
+    [Test]
+    public void WorkerIdIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(null, DateTime.Now, 100);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(string.Empty, DateTime.Now, 100);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void WorkerIdIsNotGuidTest()
+    {
+        var model = CreateDataModel("id", DateTime.Now, 100);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void SalaryIsZeroNegativeTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 0);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+        model = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, -1);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void AllFieldsIsCorrectTest()
+    {
+        var workerId = Guid.NewGuid().ToString();
+        var salaryDate = DateTime.Now;
+        var salary = 100.50;
+        var model = CreateDataModel(workerId, salaryDate, salary);
+        Assert.That(() => model.Validate(), Throws.Nothing);
+        Assert.Multiple(() =>
+        {
+            Assert.That(model.WorkerId, Is.EqualTo(workerId));
+            Assert.That(model.SalaryDate, Is.EqualTo(salaryDate));
+            Assert.That(model.Salary, Is.EqualTo(salary));
+        });
+    }
+
+    private static SalaryDataModel CreateDataModel(string? workerId, DateTime salaryDate, double salary) => new(workerId, salaryDate, salary);
+}

FurnitureAssembly/FurnitureAssemblyTests/DataModelsTests/SuppliesDataModelTest.cs

@@ -0,0 +1,77 @@
+using FurnitureAssemblyContracts.DataModels;
+using FurnitureAssemblyContracts.Enums;
+using FurnitureAssemblyContracts.Exceptions;
+
+namespace FurnitureAssemblyTests.DataModelsTests;
+
+[TestFixture]
+public class SuppliesDataModelTest
+{
+    [Test]
+    public void IdIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(null, ComponentType.Handle, DateTime.Now, 1, CreateSuppliesDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+        model = CreateDataModel(string.Empty, ComponentType.Handle, DateTime.Now, 1, CreateSuppliesDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void IdIsNotGuidTest()
+    {
+        var model = CreateDataModel("id", ComponentType.Handle, DateTime.Now, 1, CreateSuppliesDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void TypeIsNoneTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), ComponentType.None, DateTime.Now, 1, CreateSuppliesDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void CountIsLessOrZeroTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), ComponentType.None, DateTime.Now, 0, CreateSuppliesDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(Guid.NewGuid().ToString(), ComponentType.None, DateTime.Now, -1, CreateSuppliesDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void SuppliesIsEmptyOrNullTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), ComponentType.None, DateTime.Now, 0, []);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(Guid.NewGuid().ToString(), ComponentType.None, DateTime.Now, 0, null);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void AllFieldsIsCorrectTest()
+    {
+        var id = Guid.NewGuid().ToString();
+        var type = ComponentType.Handle;
+        var date = DateTime.Now;
+        var count = 1;
+        var supplies = CreateSuppliesDataModel();
+        var model = CreateDataModel(id, type, date, count, supplies);
+        Assert.DoesNotThrow(() => model.Validate());
+        Assert.Multiple(() =>
+        {
+            Assert.That(model.Id, Is.EqualTo(id));
+            Assert.That(model.Type, Is.EqualTo(type));
+            Assert.That(model.ProductuionDate, Is.EqualTo(date));
+            Assert.That(model.Count, Is.EqualTo(count));
+            Assert.That(model.Components, Is.EqualTo(supplies));
+        });
+    }
+
+    private static SuppliesDataModel CreateDataModel(string? id, ComponentType type, DateTime date, int count, List<ComponentSuppliesDataModel> supplies)
+            => new(id, type, date, count, supplies);
+    private static List<ComponentSuppliesDataModel> CreateSuppliesDataModel()
+                => [new(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 1)];
+}

FurnitureAssembly/FurnitureAssemblyTests/DataModelsTests/WorkerDataModelTests.cs

@@ -0,0 +1,100 @@
+using FurnitureAssemblyContracts.DataModels;
+using FurnitureAssemblyContracts.Exceptions;
+
+namespace FurnitureAssemblyTests.DataModelsTests;
+
+[TestFixture]
+internal class WorkerDataModelTests
+{
+    [Test]
+    public void IdIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(null, "Иванов И.И.", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-20), DateTime.Now, false);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(string.Empty, "Иванов И.И.", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-20), DateTime.Now, false);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void IdIsNotGuidTest()
+    {
+        var model = CreateDataModel("not a guid", "Иванов И.И.", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-20), DateTime.Now, false);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void FioIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), null, Guid.NewGuid().ToString(), DateTime.Now.AddYears(-20), DateTime.Now, false);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, Guid.NewGuid().ToString(), DateTime.Now.AddYears(-20), DateTime.Now, false);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void FioIsNotCorrectTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), "Иванов", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-20), DateTime.Now, false);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void PostIdIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), "Иванов И.И.", null, DateTime.Now.AddYears(-20), DateTime.Now, false);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(Guid.NewGuid().ToString(), "Иванов И.И.", string.Empty, DateTime.Now.AddYears(-20), DateTime.Now, false);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void PostIdIsNotGuidTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), "Иванов И.И.", "not a guid", DateTime.Now.AddYears(-20), DateTime.Now, false);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void BirthDateIsFutureTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), "Иванов И.И.", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-14).AddDays(1), DateTime.Now, false);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void BirthDateAndEmploymentDateIsNotCorrectTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), "Иванов И.И.", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-20), DateTime.Now.AddYears(-20).AddDays(-1), false);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+        model = CreateDataModel(Guid.NewGuid().ToString(), "Иванов И.И.", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-20), DateTime.Now.AddYears(-16), false);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void AllFieldsIsCorrectTest()
+    {
+        var id = Guid.NewGuid().ToString();
+        var fio = "Иванов И.И.";
+        var postId = Guid.NewGuid().ToString();
+        var birthDate = DateTime.Now.AddYears(-20);
+        var employmentDate = DateTime.Now;
+        var isDeleted = false;
+        var model = CreateDataModel(id, fio, postId, birthDate, employmentDate, isDeleted);
+        Assert.That(() => model.Validate(), Throws.Nothing);
+        Assert.Multiple(() =>
+        {
+            Assert.That(model.Id, Is.EqualTo(id));
+            Assert.That(model.FIO, Is.EqualTo(fio));
+            Assert.That(model.PostId, Is.EqualTo(postId));
+            Assert.That(model.BirthDate, Is.EqualTo(birthDate));
+            Assert.That(model.EmploymentDate, Is.EqualTo(employmentDate));
+            Assert.That(model.IsDeleted, Is.EqualTo(isDeleted));
+        });
+    }
+
+    private static WorkerDataModel CreateDataModel(string? id, string? fio, string? postId, DateTime birthDate, DateTime employmentDate, bool isDeleted)
+        => new(id, fio, postId, birthDate, employmentDate, isDeleted);
+}

FurnitureAssembly/FurnitureAssemblyTests/DataModelsTests/WorkhouseDataModelTests.cs

@@ -0,0 +1,75 @@
+using FurnitureAssemblyContracts.DataModels;
+using FurnitureAssemblyContracts.Enums;
+using FurnitureAssemblyContracts.Exceptions;
+
+namespace FurnitureAssemblyTests.DataModelsTests;
+
+[TestFixture]
+internal class WorkhouseDataModelTests
+{
+    [Test]
+    public void IdIsNullOrEmptyTest()
+    {
+        var model = CreateDataModel(null, ComponentType.Handle, 1, CreateWarehouseDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+        model = CreateDataModel(string.Empty, ComponentType.Handle, 1, CreateWarehouseDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void IdIsNotGuidTest()
+    {
+        var model = CreateDataModel("id", ComponentType.Handle, 1, CreateWarehouseDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void TypeIsNoneTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), ComponentType.None, 1, CreateWarehouseDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void CountIsLessOrZeroTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), ComponentType.None, 0, CreateWarehouseDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(Guid.NewGuid().ToString(), ComponentType.None, -1, CreateWarehouseDataModel());
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void WorkhouseIsEmptyOrNullTest()
+    {
+        var model = CreateDataModel(Guid.NewGuid().ToString(), ComponentType.None, 0, []);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+
+        model = CreateDataModel(Guid.NewGuid().ToString(), ComponentType.None, 0, null);
+        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
+    }
+
+    [Test]
+    public void AllFieldsIsCorrectTest()
+    {
+        var id = Guid.NewGuid().ToString();
+        var type = ComponentType.Handle;
+        var count = 1;
+        var warehouse = CreateWarehouseDataModel();
+        var model = CreateDataModel(id, type, count, warehouse);
+        Assert.DoesNotThrow(() => model.Validate());
+        Assert.Multiple(() =>
+        {
+            Assert.That(model.Id, Is.EqualTo(id));
+            Assert.That(model.Type, Is.EqualTo(type));
+            Assert.That(model.Count, Is.EqualTo(count));
+            Assert.That(model.Components, Is.EqualTo(warehouse));
+        });
+    }
+
+    private static WarehouseDataModel CreateDataModel(string? id, ComponentType type, int count, List<ComponentWarehouseDataModel> warehouse)
+        => new WarehouseDataModel(id, type, count, warehouse);
+    private static List<ComponentWarehouseDataModel> CreateWarehouseDataModel()
+                => [new(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 1)];
+}

FurnitureAssembly/FurnitureAssemblyTests/FurnitureAssemblyTests.csproj

@@ -0,0 +1,27 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net9.0</TargetFramework>
+    <LangVersion>latest</LangVersion>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="coverlet.collector" Version="6.0.2" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
+    <PackageReference Include="NUnit" Version="4.2.2" />
+    <PackageReference Include="NUnit.Analyzers" Version="4.4.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\FurnitureAssemblyContracts\FurnitureAssemblyContracts.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Using Include="NUnit.Framework" />
+  </ItemGroup>
+
+</Project>