public void TestPopScreenMultipleScreens()
{
ScreenStub screen1 = new ScreenStub();
ScreenStub screen2 = new ScreenStub();
_screenManager.PushScreen(screen1);
_screenManager.PushScreen(screen2);
Assert.AreSame(_screenManager.CurrentScreen, screen2);
Assert.That(_screenManager.NumberOfScreens == 2);
//Pop screen 2
Assert.AreSame(screen2, _screenManager.PopScreen());
Assert.AreSame(screen1, _screenManager.CurrentScreen);
Assert.IsTrue(screen1.Created);
Assert.IsTrue(screen1.IsVisible);
Assert.IsFalse(screen1.Destroyed);
Assert.IsTrue(screen2.Destroyed);
Assert.IsFalse(screen2.IsVisible);
Assert.IsFalse(screen2.Created);
Assert.That(_screenManager.NumberOfScreens == 1);
//Pop screen 1
Assert.AreSame(screen1, _screenManager.PopScreen());
Assert.IsNull(_screenManager.CurrentScreen);
Assert.IsFalse(screen1.Created);
Assert.IsTrue(screen1.Destroyed);
Assert.IsFalse(screen1.IsVisible);
Assert.That(_screenManager.NumberOfScreens == 0);
}
public void TestSetMultipleScreens()
{
Assert.IsNull(_screenManager.CurrentScreen);
ScreenStub screen1 = new ScreenStub();
ScreenStub screen2 = new ScreenStub();
//Set screen 1
_screenManager.SetScreen(screen1);
Assert.AreSame(screen1, _screenManager.CurrentScreen);
Assert.IsTrue(screen1.Created);
Assert.IsTrue(screen1.IsVisible);
Assert.IsFalse(screen1.Destroyed);
Assert.That(_screenManager.NumberOfScreens == 1);
//Set screen 2
_screenManager.SetScreen(screen2);
Assert.AreSame(screen2, _screenManager.CurrentScreen);
Assert.IsTrue(screen2.Created);
Assert.IsTrue(screen2.IsVisible);
Assert.IsFalse(screen2.Destroyed);
Assert.IsFalse(screen1.Created);
Assert.IsTrue(screen1.Destroyed);
Assert.IsFalse(screen1.IsVisible);
Assert.That(_screenManager.NumberOfScreens == 1);
}
public void TestPushSingleScreen()
{
Assert.IsNull(_screenManager.CurrentScreen);
ScreenStub screen = new ScreenStub();
Assert.AreSame(_screenManager.PushScreen(screen), screen);
Assert.IsNotNull(_screenManager.CurrentScreen);
Assert.IsTrue(screen.Created);
Assert.IsTrue(screen.IsVisible);
Assert.IsFalse(screen.Destroyed);
Assert.That(_screenManager.NumberOfScreens == 1);
}
public void TestPopScreenSingleScreen()
{
ScreenStub screen = new ScreenStub();
_screenManager.PushScreen(screen);
Assert.That(_screenManager.NumberOfScreens == 1);
IScreen poppedScreen = _screenManager.PopScreen();
Assert.AreSame(screen, poppedScreen);
Assert.IsTrue(screen.Destroyed);
Assert.IsFalse(screen.Created);
Assert.IsFalse(screen.IsVisible);
Assert.That(_screenManager.NumberOfScreens == 0);
}
public void TestClearScreens()
{
Assert.IsNull(_screenManager.CurrentScreen);
ScreenStub screen1 = new ScreenStub();
ScreenStub screen2 = new ScreenStub();
ScreenStub screen3 = new ScreenStub();
_screenManager.PushScreen(screen1);
_screenManager.PushScreen(screen2);
_screenManager.PushScreen(screen3);
Assert.IsTrue(screen1.Created);
Assert.IsFalse(screen1.IsVisible);
Assert.IsFalse(screen1.Destroyed);
Assert.IsTrue(screen2.Created);
Assert.IsFalse(screen2.IsVisible);
Assert.IsFalse(screen2.Destroyed);
Assert.IsTrue(screen3.Created);
Assert.IsTrue(screen3.IsVisible);
Assert.IsFalse(screen3.Destroyed);
Assert.That(_screenManager.NumberOfScreens == 3);
_screenManager.ClearScreens();
Assert.IsFalse(screen1.Created);
Assert.IsFalse(screen1.IsVisible);
Assert.IsTrue(screen1.Destroyed);
Assert.IsFalse(screen2.Created);
Assert.IsFalse(screen2.IsVisible);
Assert.IsTrue(screen2.Destroyed);
Assert.IsFalse(screen3.Created);
Assert.IsFalse(screen3.IsVisible);
Assert.IsTrue(screen3.Destroyed);
Assert.That(_screenManager.NumberOfScreens == 0);
}