[TestClass]
public class HelpCenterServiceTest : BaseTest
{
    private Mock<IUnitOfWork> unitOfWork;
    private IHelpCenterService service;
 
    public static void MyClassInitialize(TestContext testContext)
    {
        IoCInitialize();
    }

public class MyRegistry : Registry 
{
    public MyRegistry()
    {
        // DataContext
        ForRequestedType<DataContext>()
            .CacheBy(InstanceScope.HttpContext)
            .TheDefault.Is.ConstructedBy(() => new DataContext(DecriptConectionString()));
 
        // Unit of work