fakewin8: Easy fakes for Windows Store apps unit tests

FakeNavigationService.cs

public class FakeNavigationService : INavigationService
{
    public FakeAction<string> NavigateAction { get; set; }

    public FakeAction GoBackAction { get; set; }

    public void Navigate(string viewName)
    {
        this.NavigateAction.Invoke(viewName);
    }

    public void GoBack()
    {
        this.GoBackAction.Invoke();
    }
}

GeneratedFakeNavigationService.cs

public class FakeNavigationService : INavigationService
{
public FakeAction<string> NavigateAction { get; set; }

public FakeAction GoBackAction { get; set; }

public void Navigate(string view)
{
this.NavigateAction.Invoke(view);
}

public void GoBack()
{
this.GoBackAction.Invoke();
}
}

INavigationService.cs

public interface INavigationService
{
    void Navigate(string view);

    void GoBack();
}

UnitTests.cs

// arrange
this.fakeNavigationService.NavigateAction = FakeMethod.CreateFor<string>(view => { });

// act

// assert
Assert.AreEqual(1, this.fakeNavigationService.NavigateAction.NumberOfInvocations);
Assert.AreEqual("ViewName", this.fakeNavigationService.NavigateAction.Invocations.ElementAt(0).FirstParameter);