using TheCyclopsContracts.DataModels;
using TheCyclopsContracts.Exceptions;

namespace TheCyclopsTests.DataModelsTests;

[TestFixture]
internal class SalaryDataModelTests
{
    [Test]
    public void WorkerIdIsEmptyTest()
    {
        var salary = CreateDataModel(null, DateTime.Now, 10);
        Assert.That(() => salary.Validate(), Throws.TypeOf<ValidationException>());

        salary = CreateDataModel(string.Empty, DateTime.Now, 10);
        Assert.That(() => salary.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void WorkerIdIsNotGuidTest()
    {
        var salary = CreateDataModel("employeeId", DateTime.Now, 10);
        Assert.That(() => salary.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void PriceIsLessOrZeroTest()
    {
        var salary = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 0);
        Assert.That(() => salary.Validate(), Throws.TypeOf<ValidationException>());

        salary = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, -10);
        Assert.That(() => salary.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void AllFieldsIsCorrectTest()
    {
        var employeeId = Guid.NewGuid().ToString();
        var salaryDate = DateTime.Now.AddDays(-3).AddMinutes(-5);
        var employeeSalary = 10;
        var salary = CreateDataModel(employeeId, salaryDate, employeeSalary);

        Assert.That(() => salary.Validate(), Throws.Nothing);

        Assert.Multiple(() =>
        {
            Assert.That(salary.EmployeeId, Is.EqualTo(employeeId));
            Assert.That(salary.SalaryDate, Is.EqualTo(salaryDate));
            Assert.That(salary.Salary, Is.EqualTo(employeeSalary));
        });
    }

    private static SalaryDataModel CreateDataModel(string? employeeId, DateTime salaryDate, double workerSalary) =>
        new(employeeId, salaryDate, workerSalary);
}