WildPlumProject/WildPlumTests/DataModelTests/WarehouseDataModelTests.cs

using WildPlumContracts.DataModels;
using WildPlumContracts.Exceptions;

namespace WildPlumTests.DataModelTests;

[TestFixture]
public class WarehouseDataModelTests
{
    [Test]
    public void Validate_ThrowsException_WhenIdIsNullOrEmpty()
    {
        Assert.Multiple(() =>
        {
            Assert.That(() => CreateDataModel(null!, "Warehouse Name", "Location").Validate(),
                Throws.TypeOf<ValidationException>());
            Assert.That(() => CreateDataModel(string.Empty, "Warehouse Name", "Location").Validate(),
                Throws.TypeOf<ValidationException>());
        });
    }

    [Test]
    public void Validate_ThrowsException_WhenIdIsNotGuid()
    {
        Assert.That(() => CreateDataModel("invalid-guid", "Warehouse Name", "Location").Validate(),
            Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void Validate_ThrowsException_WhenNameIsNullOrEmpty()
    {
        Assert.Multiple(() =>
        {
            Assert.That(() => CreateDataModel(Guid.NewGuid().ToString(), null!, "Location").Validate(),
                Throws.TypeOf<ValidationException>());
            Assert.That(() => CreateDataModel(Guid.NewGuid().ToString(), string.Empty, "Location").Validate(),
                Throws.TypeOf<ValidationException>());
        });
    }

    [Test]
    public void Validate_ThrowsException_WhenLocationIsNullOrEmpty()
    {
        Assert.Multiple(() =>
        {
            Assert.That(() => CreateDataModel(Guid.NewGuid().ToString(), "Warehouse Name", null!).Validate(),
                Throws.TypeOf<ValidationException>());
            Assert.That(() => CreateDataModel(Guid.NewGuid().ToString(), "Warehouse Name", string.Empty).Validate(),
                Throws.TypeOf<ValidationException>());
        });
    }

    [Test]
    public void AllFieldsAreCorrectTest()
    {
        var id = Guid.NewGuid().ToString();
        var name = "Warehouse Name";
        var location = "Location";

        var warehouseData = CreateDataModel(id, name, location);

        Assert.That(() => warehouseData.Validate(), Throws.Nothing);
        Assert.Multiple(() =>
        {
            Assert.That(warehouseData.Id, Is.EqualTo(id));
            Assert.That(warehouseData.Name, Is.EqualTo(name));
            Assert.That(warehouseData.Location, Is.EqualTo(location));
        });
    }

    private static WarehouseDataModel CreateDataModel(string id, string name, string location) =>
        new(id, name, location);
}