using Microsoft.Extensions.Logging;
using Moq;
using TheCyclopsBusinessLogic.Implementations;
using TheCyclopsContracts.DataModels;
using TheCyclopsContracts.Exceptions;
using TheCyclopsContracts.StoragesContracts;

namespace TheCyclopsTests.BusinessLogicsContractsTests;

[TestFixture]
internal class EmployeeBusinessLogicContractTest
{
    private EmployeeBusinessLogicContract _employeeBusinessLogicContract;
    private Mock<IEmployeeStorageContract> _employeeStorageContract;

    [OneTimeSetUp]
    public void OneTimeSetUp()
    {
        _employeeStorageContract = new Mock<IEmployeeStorageContract>();
        _employeeBusinessLogicContract = new EmployeeBusinessLogicContract(_employeeStorageContract.Object, new Mock<ILogger>().Object);
    }

    [SetUp]
    public void SetUp()
    {
        _employeeStorageContract.Reset();
    }

    [Test]
    public void GetAllEmployees_ReturnListOfRecords_Test()
    {
        //Arrange
        var listOriginal = new List<EmployeeDataModel>()
        {
            new(Guid.NewGuid().ToString(), "fio 1", "email@mail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false),
            new(Guid.NewGuid().ToString(), "fio 2", "email@mail.com",Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, true),
            new(Guid.NewGuid().ToString(), "fio 3", "email@mail.com",Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false),
        };
        _employeeStorageContract.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 = _employeeBusinessLogicContract.GetAllEmployees(true);
        var list = _employeeBusinessLogicContract.GetAllEmployees(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));
        });
        _employeeStorageContract.Verify(x => x.GetList(true, null, null, null, null, null), Times.Once);
        _employeeStorageContract.Verify(x => x.GetList(false, null, null, null, null, null), Times.Once);
    }

    [Test]
    public void GetAllEmployees_ReturnEmptyList_Test()
    {
        //Arrange
        _employeeStorageContract.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 = _employeeBusinessLogicContract.GetAllEmployees(true);
        var list = _employeeBusinessLogicContract.GetAllEmployees(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));
        });
        _employeeStorageContract.Verify(x => x.GetList(It.IsAny<bool>(), null, null, null, null, null), Times.Exactly(2));
    }

    [Test]
    public void GetAllEmployees_ReturnNull_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.GetAllEmployees(It.IsAny<bool>()), Throws.TypeOf<NullListException>());
        _employeeStorageContract.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 GetAllEmployees_StorageThrowError_ThrowException_Test()
    {
        //Arrange
        _employeeStorageContract.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(() => _employeeBusinessLogicContract.GetAllEmployees(It.IsAny<bool>()), Throws.TypeOf<StorageException>());
        _employeeStorageContract.Verify(x => x.GetList(It.IsAny<bool>(), null, null, null, null, null), Times.Once);
    }

    [Test]
    public void GetAllEmployeesByPost_ReturnListOfRecords_Test()
    {
        //Arrange
        var postId = Guid.NewGuid().ToString();
        var listOriginal = new List<EmployeeDataModel>()
        {
            new(Guid.NewGuid().ToString(), "fio 1","email@mail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false),
            new(Guid.NewGuid().ToString(), "fio 2", "email@mail.com",Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, true),
            new(Guid.NewGuid().ToString(), "fio 3", "email@mail.com",Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false),
        };
        _employeeStorageContract.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 = _employeeBusinessLogicContract.GetAllEmployeesByPost(postId, true);
        var list = _employeeBusinessLogicContract.GetAllEmployeesByPost(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));
        });
        _employeeStorageContract.Verify(x => x.GetList(true, postId, null, null, null, null), Times.Once);
        _employeeStorageContract.Verify(x => x.GetList(false, postId, null, null, null, null), Times.Once);
    }

    [Test]
    public void GetAllEmployeesByPost_ReturnEmptyList_Test()
    {
        //Arrange
        _employeeStorageContract.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 = _employeeBusinessLogicContract.GetAllEmployeesByPost(Guid.NewGuid().ToString(), true);
        var list = _employeeBusinessLogicContract.GetAllEmployeesByPost(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));
        });
        _employeeStorageContract.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 GetAllEmployeesByPost_PostIdIsNullOrEmpty_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.GetAllEmployeesByPost(null, It.IsAny<bool>()), Throws.TypeOf<ArgumentNullException>());
        Assert.That(() => _employeeBusinessLogicContract.GetAllEmployeesByPost(string.Empty, It.IsAny<bool>()), Throws.TypeOf<ArgumentNullException>());
        _employeeStorageContract.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 GetAllEmployeesByPost_PostIdIsNotGuid_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.GetAllEmployeesByPost("postId", It.IsAny<bool>()), Throws.TypeOf<ValidationException>());
        _employeeStorageContract.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 GetAllEmployeesByPost_ReturnNull_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.GetAllEmployeesByPost(Guid.NewGuid().ToString(), It.IsAny<bool>()), Throws.TypeOf<NullListException>());
        _employeeStorageContract.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 GetAllEmployeesByPost_StorageThrowError_ThrowException_Test()
    {
        //Arrange
        _employeeStorageContract.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(() => _employeeBusinessLogicContract.GetAllEmployeesByPost(Guid.NewGuid().ToString(), It.IsAny<bool>()), Throws.TypeOf<StorageException>());
        _employeeStorageContract.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 GetAllEmployeesByBirthDate_ReturnListOfRecords_Test()
    {
        //Arrange
        var date = DateTime.UtcNow;
        var listOriginal = new List<EmployeeDataModel>()
        {
            new(Guid.NewGuid().ToString(), "fio 1", "email@mail.com",Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false),
            new(Guid.NewGuid().ToString(), "fio 2", "email@mail.com",Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, true),
            new(Guid.NewGuid().ToString(), "fio 3","email@mail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false),
        };
        _employeeStorageContract.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 = _employeeBusinessLogicContract.GetAllEmployeesByBirthDate(date, date.AddDays(1), true);
        var list = _employeeBusinessLogicContract.GetAllEmployeesByBirthDate(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));
        });
        _employeeStorageContract.Verify(x => x.GetList(true, null, date, date.AddDays(1), null, null), Times.Once);
        _employeeStorageContract.Verify(x => x.GetList(false, null, date, date.AddDays(1), null, null), Times.Once);
    }

    [Test]
    public void GetAllEmployeesByBirthDate_ReturnEmptyList_Test()
    {
        //Arrange
        _employeeStorageContract.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 = _employeeBusinessLogicContract.GetAllEmployeesByBirthDate(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), true);
        var list = _employeeBusinessLogicContract.GetAllEmployees(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));
        });
        _employeeStorageContract.Verify(x => x.GetList(true, null, It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), null, null), Times.Once);
        _employeeStorageContract.Verify(x => x.GetList(false, null, It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), null, null), Times.Once);
    }

    [Test]
    public void GetAllEmployeesByBirthDate_IncorrectDates_ThrowException_Test()
    {
        //Arrange
        var date = DateTime.UtcNow;
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.GetAllEmployeesByBirthDate(date, date, It.IsAny<bool>()), Throws.TypeOf<IncorrectDatesException>());
        Assert.That(() => _employeeBusinessLogicContract.GetAllEmployeesByBirthDate(date, date.AddSeconds(-1), It.IsAny<bool>()), Throws.TypeOf<IncorrectDatesException>());
        _employeeStorageContract.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 GetAllEmployeesByBirthDate_ReturnNull_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.GetAllEmployeesByBirthDate(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), It.IsAny<bool>()), Throws.TypeOf<NullListException>());
        _employeeStorageContract.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 GetAllEmployeesByBirthDate_StorageThrowError_ThrowException_Test()
    {
        //Arrange
        _employeeStorageContract.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(() => _employeeBusinessLogicContract.GetAllEmployeesByBirthDate(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), It.IsAny<bool>()), Throws.TypeOf<StorageException>());
        _employeeStorageContract.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 GetAllEmployeesByEmploymentDate_ReturnListOfRecords_Test()
    {
        //Arrange
        var date = DateTime.UtcNow;
        var listOriginal = new List<EmployeeDataModel>()
        {
            new(Guid.NewGuid().ToString(), "fio 1", "email@mail.com",Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false),
            new(Guid.NewGuid().ToString(), "fio 2", "email@mail.com",Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, true),
            new(Guid.NewGuid().ToString(), "fio 3", "email@mail.com",Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false),
        };
        _employeeStorageContract.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 = _employeeBusinessLogicContract.GetAllEmployeesByEmploymentDate(date, date.AddDays(1), true);
        var list = _employeeBusinessLogicContract.GetAllEmployeesByEmploymentDate(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));
        });
        _employeeStorageContract.Verify(x => x.GetList(true, null, null, null, date, date.AddDays(1)), Times.Once);
        _employeeStorageContract.Verify(x => x.GetList(false, null, null, null, date, date.AddDays(1)), Times.Once);
    }

    [Test]
    public void GetAllEmployeesByEmploymentDate_ReturnEmptyList_Test()
    {
        //Arrange
        _employeeStorageContract.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 = _employeeBusinessLogicContract.GetAllEmployeesByEmploymentDate(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), true);
        var list = _employeeBusinessLogicContract.GetAllEmployeesByEmploymentDate(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));
        });
        _employeeStorageContract.Verify(x => x.GetList(true, null, null, null, It.IsAny<DateTime?>(), It.IsAny<DateTime?>()), Times.Once);
        _employeeStorageContract.Verify(x => x.GetList(false, null, null, null, It.IsAny<DateTime?>(), It.IsAny<DateTime?>()), Times.Once);
    }

    [Test]
    public void GetAllEmployeesByEmploymentDate_IncorrectDates_ThrowException_Test()
    {
        //Arrange
        var date = DateTime.UtcNow;
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.GetAllEmployeesByEmploymentDate(date, date, It.IsAny<bool>()), Throws.TypeOf<IncorrectDatesException>());
        Assert.That(() => _employeeBusinessLogicContract.GetAllEmployeesByEmploymentDate(date, date.AddSeconds(-1), It.IsAny<bool>()), Throws.TypeOf<IncorrectDatesException>());
        _employeeStorageContract.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 GetAllEmployeesByEmploymentDate_ReturnNull_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.GetAllEmployeesByEmploymentDate(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), It.IsAny<bool>()), Throws.TypeOf<NullListException>());
        _employeeStorageContract.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 GetAllEmployeesByEmploymentDate_StorageThrowError_ThrowException_Test()
    {
        //Arrange
        _employeeStorageContract.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(() => _employeeBusinessLogicContract.GetAllEmployeesByEmploymentDate(DateTime.UtcNow, DateTime.UtcNow.AddDays(1), It.IsAny<bool>()), Throws.TypeOf<StorageException>());
        _employeeStorageContract.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 GetEmployeeByData_GetById_ReturnRecord_Test()
    {
        //Arrange
        var id = Guid.NewGuid().ToString();
        var record = new EmployeeDataModel(id, "fio", "email@mail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false);
        _employeeStorageContract.Setup(x => x.GetElementById(id)).Returns(record);
        //Act
        var element = _employeeBusinessLogicContract.GetEmployeeByData(id);
        //Assert
        Assert.That(element, Is.Not.Null);
        Assert.That(element.Id, Is.EqualTo(id));
        _employeeStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
    }

    [Test]
    public void GetEmployeeByData_GetByFio_ReturnRecord_Test()
    {
        //Arrange
        var fio = "fio";
        var record = new EmployeeDataModel(Guid.NewGuid().ToString(), fio, "email@mail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false);
        _employeeStorageContract.Setup(x => x.GetElementByFIO(fio)).Returns(record);
        //Act
        var element = _employeeBusinessLogicContract.GetEmployeeByData(fio);
        //Assert
        Assert.That(element, Is.Not.Null);
        Assert.That(element.FIO, Is.EqualTo(fio));
        _employeeStorageContract.Verify(x => x.GetElementByFIO(It.IsAny<string>()), Times.Once);
    }

    [Test]
    public void GetEmployeeByData_EmptyData_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.GetEmployeeByData(null), Throws.TypeOf<ArgumentNullException>());
        Assert.That(() => _employeeBusinessLogicContract.GetEmployeeByData(string.Empty), Throws.TypeOf<ArgumentNullException>());
        _employeeStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Never);
        _employeeStorageContract.Verify(x => x.GetElementByFIO(It.IsAny<string>()), Times.Never);
    }

    [Test]
    public void GetEmployeeByData_GetById_NotFoundRecord_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.GetEmployeeByData(Guid.NewGuid().ToString()), Throws.TypeOf<ElementNotFoundException>());
        _employeeStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
        _employeeStorageContract.Verify(x => x.GetElementByFIO(It.IsAny<string>()), Times.Never);
    }

    [Test]
    public void GetEmployeeByData_GetByFio_NotFoundRecord_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.GetEmployeeByData("fio"), Throws.TypeOf<ElementNotFoundException>());
        _employeeStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Never);
        _employeeStorageContract.Verify(x => x.GetElementByFIO(It.IsAny<string>()), Times.Once);
    }

    [Test]
    public void GetEmployeeByData_StorageThrowError_ThrowException_Test()
    {
        //Arrange
        _employeeStorageContract.Setup(x => x.GetElementById(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
        _employeeStorageContract.Setup(x => x.GetElementByFIO(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.GetEmployeeByData(Guid.NewGuid().ToString()), Throws.TypeOf<StorageException>());
        Assert.That(() => _employeeBusinessLogicContract.GetEmployeeByData("fio"), Throws.TypeOf<StorageException>());
        _employeeStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
        _employeeStorageContract.Verify(x => x.GetElementByFIO(It.IsAny<string>()), Times.Once);
    }

    [Test]
    public void InsertEmployee_CorrectRecord_Test()
    {
        //Arrange
        var flag = false;
        var record = new EmployeeDataModel(Guid.NewGuid().ToString(), "fio", "email@mail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false);
        _employeeStorageContract.Setup(x => x.AddElement(It.IsAny<EmployeeDataModel>()))
            .Callback((EmployeeDataModel 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
        _employeeBusinessLogicContract.InsertEmployee(record);
        //Assert
        _employeeStorageContract.Verify(x => x.AddElement(It.IsAny<EmployeeDataModel>()), Times.Once);
        Assert.That(flag);
    }

    [Test]
    public void InsertEmployee_RecordWithExistsData_ThrowException_Test()
    {
        //Arrange
        _employeeStorageContract.Setup(x => x.AddElement(It.IsAny<EmployeeDataModel>())).Throws(new ElementExistsException("Data", "Data"));
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.InsertEmployee(new(Guid.NewGuid().ToString(), "fio", "email@mail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false)), Throws.TypeOf<ElementExistsException>());
        _employeeStorageContract.Verify(x => x.AddElement(It.IsAny<EmployeeDataModel>()), Times.Once);
    }

    [Test]
    public void InsertEmployee_NullRecord_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.InsertEmployee(null), Throws.TypeOf<ArgumentNullException>());
        _employeeStorageContract.Verify(x => x.AddElement(It.IsAny<EmployeeDataModel>()), Times.Never);
    }

    [Test]
    public void InsertEmployee_InvalidRecord_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.InsertEmployee(new EmployeeDataModel("id", "fio", "email@mail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false)), Throws.TypeOf<ValidationException>());
        _employeeStorageContract.Verify(x => x.AddElement(It.IsAny<EmployeeDataModel>()), Times.Never);
    }

    [Test]
    public void InsertEmployee_StorageThrowError_ThrowException_Test()
    {
        //Arrange
        _employeeStorageContract.Setup(x => x.AddElement(It.IsAny<EmployeeDataModel>())).Throws(new StorageException(new InvalidOperationException()));
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.InsertEmployee(new(Guid.NewGuid().ToString(), "fio", "email@mail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false)), Throws.TypeOf<StorageException>());
        _employeeStorageContract.Verify(x => x.AddElement(It.IsAny<EmployeeDataModel>()), Times.Once);
    }

    [Test]
    public void UpdateEmployee_CorrectRecord_Test()
    {
        //Arrange
        var flag = false;
        var record = new EmployeeDataModel(Guid.NewGuid().ToString(), "fio", "email@mail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false);
        _employeeStorageContract.Setup(x => x.UpdElement(It.IsAny<EmployeeDataModel>()))
            .Callback((EmployeeDataModel 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
        _employeeBusinessLogicContract.UpdateEmployee(record);
        //Assert
        _employeeStorageContract.Verify(x => x.UpdElement(It.IsAny<EmployeeDataModel>()), Times.Once);
        Assert.That(flag);
    }

    [Test]
    public void UpdateEmployee_RecordWithIncorrectData_ThrowException_Test()
    {
        //Arrange
        _employeeStorageContract.Setup(x => x.UpdElement(It.IsAny<EmployeeDataModel>())).Throws(new ElementNotFoundException(""));
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.UpdateEmployee(new(Guid.NewGuid().ToString(), "fio", "email@mail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false)), Throws.TypeOf<ElementNotFoundException>());
        _employeeStorageContract.Verify(x => x.UpdElement(It.IsAny<EmployeeDataModel>()), Times.Once);
    }

    [Test]
    public void UpdateEmployee_NullRecord_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.UpdateEmployee(null), Throws.TypeOf<ArgumentNullException>());
        _employeeStorageContract.Verify(x => x.UpdElement(It.IsAny<EmployeeDataModel>()), Times.Never);
    }

    [Test]
    public void UpdateEmployee_InvalidRecord_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.UpdateEmployee(new EmployeeDataModel("id", "fio", "email@mail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false)), Throws.TypeOf<ValidationException>());
        _employeeStorageContract.Verify(x => x.UpdElement(It.IsAny<EmployeeDataModel>()), Times.Never);
    }

    [Test]
    public void UpdateEmployee_StorageThrowError_ThrowException_Test()
    {
        //Arrange
        _employeeStorageContract.Setup(x => x.UpdElement(It.IsAny<EmployeeDataModel>())).Throws(new StorageException(new InvalidOperationException()));
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.UpdateEmployee(new(Guid.NewGuid().ToString(), "fio", "email@mail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(-1), DateTime.Now, false)), Throws.TypeOf<StorageException>());
        _employeeStorageContract.Verify(x => x.UpdElement(It.IsAny<EmployeeDataModel>()), Times.Once);
    }

    [Test]
    public void DeleteEmployee_CorrectRecord_Test()
    {
        //Arrange
        var id = Guid.NewGuid().ToString();
        var flag = false;
        _employeeStorageContract.Setup(x => x.DelElement(It.Is((string x) => x == id))).Callback(() => { flag = true; });
        //Act
        _employeeBusinessLogicContract.DeleteEmployee(id);
        //Assert
        _employeeStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Once);
        Assert.That(flag);
    }

    [Test]
    public void DeleteEmployee_RecordWithIncorrectId_ThrowException_Test()
    {
        //Arrange
        var id = Guid.NewGuid().ToString();
        _employeeStorageContract.Setup(x => x.DelElement(It.Is((string x) => x != id))).Throws(new ElementNotFoundException(id));
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.DeleteEmployee(Guid.NewGuid().ToString()), Throws.TypeOf<ElementNotFoundException>());
        _employeeStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Once);
    }

    [Test]
    public void DeleteEmployee_IdIsNullOrEmpty_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.DeleteEmployee(null), Throws.TypeOf<ArgumentNullException>());
        Assert.That(() => _employeeBusinessLogicContract.DeleteEmployee(string.Empty), Throws.TypeOf<ArgumentNullException>());
        _employeeStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Never);
    }

    [Test]
    public void DeleteEmployee_IdIsNotGuid_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.DeleteEmployee("id"), Throws.TypeOf<ValidationException>());
        _employeeStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Never);
    }

    [Test]
    public void DeleteEmployee_StorageThrowError_ThrowException_Test()
    {
        //Arrange
        _employeeStorageContract.Setup(x => x.DelElement(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
        //Act&Assert
        Assert.That(() => _employeeBusinessLogicContract.DeleteEmployee(Guid.NewGuid().ToString()), Throws.TypeOf<StorageException>());
        _employeeStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Once);
    }
}