public void UnsupportedReplaceFactoryTest()
{
// - Arrange
var registry = new ScreenRegistry();
var screenStack = new ScreenStack();
var specs = new NavigatorSpecification(false, false, false);
var screenA = new Mock <Screen>().Object;
var screenB = new ScreenStub();
var screenBResolver = new Mock <IScreenResolver>().Object;
registry.Register(typeof(ScreenStub), screenBResolver);
screenStack.Push(screenB, screenA, screenA);
var cf = new DefaultCommandsFactory(registry);
// - Act
var commands = cf.ReplaceScreen(screenStack, specs, screenB);
// - Assert
Assert.AreEqual(2, commands.Count);
Assert.IsInstanceOf <BackNavCommand>(
commands.ElementAtOrDefault(0));
Assert.IsInstanceOf <ForwardNavCommand>(
commands.ElementAtOrDefault(1));
}
public ICollection <INavCommand> BackToScreen(
IEnumerable <Screen> screens,
NavigatorSpecification spec,
Class <Screen> screenClass)
{
var commands = new List <INavCommand>();
if (spec.BackToScreenSupported)
{
commands.Add(new BackToScreenNavCommand(screenClass));
}
else
{
var position = screens
.Select(e => e.GetType())
.PositionOf(screenClass.Type);
for (var i = 0; i < position; i++)
{
commands.Add(new BackNavCommand());
}
}
return(commands);
}
public void DefaultSpecificationTest()
{
// - Act
var specification = new NavigatorSpecification();
// - Assert
Assert.IsFalse(specification.ReplaceScreenSupported);
Assert.IsFalse(specification.BackToRootSupported);
Assert.IsFalse(specification.BackToScreenSupported);
}
public void SetSpecificationTest()
{
// - Act
var specification = new NavigatorSpecification(true, true, true);
// - Assert
Assert.IsTrue(specification.ReplaceScreenSupported);
Assert.IsTrue(specification.BackToRootSupported);
Assert.IsTrue(specification.BackToScreenSupported);
}
public void UnsupportedBackToScreenFactoryTest()
{
// - Arrange
var registry = new ScreenRegistry();
var screenStack = new ScreenStack();
var specs = new NavigatorSpecification(false, false, false);
var screenA = new Mock <Screen>().Object;
var screenB = new ScreenStub();
screenStack.Push(screenA, screenB, screenA, screenA);
var cf = new DefaultCommandsFactory(registry);
// - Act
var commands = cf.BackToScreen(screenStack, specs, typeof(ScreenStub));
// - Assert
Assert.AreEqual(2, commands.Count);
CollectionAssert.AllItemsAreInstancesOfType(commands, typeof(BackNavCommand));
}
public ICollection <INavCommand> ReplaceScreen(
IEnumerable <Screen> screens,
NavigatorSpecification spec,
Screen screen)
{
var entry = _registry.Resolve(screen);
var commands = new List <INavCommand>();
if (spec.ReplaceScreenSupported)
{
commands.Add(new ReplaceScreenNavCommand(screen, entry.Resolver));
}
else
{
commands.Add(new BackNavCommand());
commands.Add(new ForwardNavCommand(screen, entry.Resolver));
}
return(commands);
}
public ICollection <INavCommand> BackToRoot(
IEnumerable <Screen> screens,
NavigatorSpecification spec)
{
var commands = new List <INavCommand>();
if (spec.BackToRootSupported)
{
commands.Add(new BackToRootNavCommand());
}
else
{
var count = screens.Count();
for (var i = 1; i < count; i++)
{
commands.Add(new BackNavCommand());
}
}
return(commands);
}
public void GetNavigatorSpecs()
{
// - Arrange
var navigatorSpecs = new NavigatorSpecification(true, false, true);
var navigatorMock = new Mock <Navigator>();
navigatorMock
.SetupGet(it => it.Specification)
.Returns(navigatorSpecs);
var registry = new ScreenRegistry();
var manager = new NavigationManager(registry);
manager.SetNavigator(navigatorMock.Object);
// - Act
var specs = manager.Specification;
// - Assert
Assert.IsNotNull(specs);
Assert.AreEqual(navigatorSpecs, specs);
navigatorMock.VerifyGet(it => it.Specification, Times.Once);
}
public void SupportedBackToRootFactoryTest()
{
// - Arrange
var registry = new ScreenRegistry();
var screenStack = new ScreenStack();
var specs = new NavigatorSpecification(false, true, false);
var screenA = new Mock <Screen>().Object;
var screenB = new ScreenStub();
screenStack.Push(screenB, screenA, screenA);
var cf = new DefaultCommandsFactory(registry);
// - Act
var commands = cf.BackToRoot(screenStack, specs);
// - Assert
Assert.AreEqual(1, commands.Count);
var command = commands.FirstOrDefault();
Assert.IsInstanceOf <BackToRootNavCommand>(command);
}
public void SupportedReplaceFactoryTest()
{
// - Arrange
var registry = new ScreenRegistry();
var screenStack = new ScreenStack();
var specs = new NavigatorSpecification(false, false, true);
var screenA = new Mock <Screen>().Object;
var screenB = new ScreenStub();
var screenBResolver = new Mock <IScreenResolver>().Object;
registry.Register(typeof(ScreenStub), screenBResolver);
screenStack.Push(screenB, screenA, screenA);
var cf = new DefaultCommandsFactory(registry);
// - Act
var commands = cf.ReplaceScreen(screenStack, specs, screenB);
// - Assert
Assert.AreEqual(1, commands.Count);
CollectionAssert.AllItemsAreInstancesOfType(commands, typeof(ReplaceScreenNavCommand));
}
