public ICollection <INavCommand> Forward(Screen screen)
{
var entry = _registry.Resolve(screen);
var command = new ForwardNavCommand(screen, entry.Resolver);
return(new[] { command });
}
public void ApplyForwardCommandTest()
{
// - Arrange
var screen = new ScreenStub();
var screenStack = new ScreenStack();
var screenResorverStub = new Mock <IScreenResolver>().Object;
var navigatorMock = new Mock <Navigator>();
var command = new ForwardNavCommand(screen, screenResorverStub);
// - Act
command.Apply(navigatorMock.Object, screenStack);
// - Assert
CollectionAssert.Contains(screenStack, screen);
navigatorMock.Verify(
it => it.Forward(screen, screenResorverStub),
Times.Once);
}