...
using Xania.AspNet.Simulator;
public class HomeControllerTests
{
    [Test]
    public void IndexTest()
    {
        var action = new HomeController().Action(c => c.Index());
        
        action.GetAuthorizationResult().Should().BeNull();
        action.ValidateRequest().IsValid.Should().BeTrue();
        action.GetActionResult().Should().BeOfType<ViewResult>();
    }
}
public class HomeController: Controller
{
    public ActionResult Index()
    {
        return View();
    }
}