public void Navigate_To_Last()
{
var navigationSource = new NavigationSource();
var commands = new NavigationSourceCommands(navigationSource);
MyNavViewModelA.Reset();
MyNavViewModelB.Reset();
MyNavViewModelC.Reset();
commands.NavigateCommand.Execute(typeof(MyNavViewModelA));
commands.NavigateCommand.Execute(typeof(MyNavViewModelB));
commands.NavigateCommand.Execute(typeof(MyNavViewModelC));
commands.MoveToPreviousCommand.Execute(null);
commands.MoveToPreviousCommand.Execute(null);
MyNavViewModelA.Reset();
MyNavViewModelB.Reset();
MyNavViewModelC.Reset();
Assert.AreEqual(false, commands.MoveToFirstCommand.CanExecute(null));
Assert.AreEqual(false, commands.MoveToPreviousCommand.CanExecute(null));
Assert.AreEqual(true, commands.MoveToNextCommand.CanExecute(null));
Assert.AreEqual(true, commands.MoveToLastCommand.CanExecute(null));
commands.MoveToLastCommand.Execute(null);
Assert.AreEqual(true, MyNavViewModelA.IsOnNavigatingFromInvoked);
Assert.AreEqual(true, MyNavViewModelC.IsOnNavigatedToInvoked);
Assert.AreEqual(true, commands.MoveToFirstCommand.CanExecute(null));
Assert.AreEqual(true, commands.MoveToPreviousCommand.CanExecute(null));
Assert.AreEqual(false, commands.MoveToNextCommand.CanExecute(null));
Assert.AreEqual(false, commands.MoveToLastCommand.CanExecute(null));
}
public void Commands_With_Views_To_Last()
{
var navigationSourceContainer = new NavigationSourceContainer();
var n1 = new NavigationSource();
var n2 = new NavigationSource();
navigationSourceContainer.Register(n1);
navigationSourceContainer.Register(n2);
var commands = new NavigationSourceContainerCommands(navigationSourceContainer);
MyNavViewA.Reset();
MyNavViewB.Reset();
MyNavViewC.Reset();
MyNavViewModelA.Reset();
MyNavViewModelB.Reset();
MyNavViewModelC.Reset();
Assert.AreEqual(0, n1.Sources.Count);
Assert.AreEqual(0, n2.Sources.Count);
Assert.AreEqual(-1, n1.CurrentIndex);
Assert.AreEqual(-1, n2.CurrentIndex);
commands.NavigateCommand.Execute(typeof(MyNavViewA)); // navigate
commands.NavigateCommand.Execute(typeof(MyNavViewB));
commands.NavigateCommand.Execute(typeof(MyNavViewC));
commands.MoveToPreviousCommand.Execute(null); // previous
commands.MoveToPreviousCommand.Execute(null); // previous // A
MyNavViewA.Reset();
MyNavViewB.Reset();
MyNavViewC.Reset();
MyNavViewModelA.Reset();
MyNavViewModelB.Reset();
MyNavViewModelC.Reset();
commands.MoveToLastCommand.Execute(null); // next
Assert.AreEqual(true, MyNavViewC.IsCanActivateInvoked);
Assert.AreEqual(typeof(MyNavViewC), n1.Current.GetType());
Assert.AreEqual(typeof(MyNavViewC), n2.Current.GetType());
}
