public static void Main()
{
var uiElementTest = new UIElementLayeringTests();
uiElementTest.TestAll();
var panelTest = new PanelTests();
panelTest.TestAll();
var controlTest = new ControlTests();
controlTest.TestAll();
var stackPanelTest = new StackPanelTests();
stackPanelTest.TestAll();
var canvasTest = new CanvasTests();
canvasTest.TestAll();
var contentControlTest = new ContentControlTest();
contentControlTest.TestAll();
var eventManagerTest = new EventManagerTests();
eventManagerTest.TestAll();
var routedEventArgTest = new RoutedEventArgsTest();
routedEventArgTest.TestAll();
var uiElementEventTest = new UIElementEventTests();
uiElementEventTest.TestAll();
var gridTest = new GridTests();
gridTest.TestAll();
}
public void TestAddRemoveHandler()
{
var testRoutedEvent = EventManager.RegisterRoutedEvent<RoutedEventArgs>("Test1", RoutingStrategy.Tunnel, typeof(UIElementLayeringTests));
var element = new UIElementLayeringTests();
// test for ArgumentNullException
Assert.Throws<ArgumentNullException>(() => element.AddHandler<RoutedEventArgs>(null, TestDelegate2));
Assert.Throws<ArgumentNullException>(() => element.AddHandler(testRoutedEvent, null));
Assert.Throws<ArgumentNullException>(() => element.RemoveHandler<RoutedEventArgs>(null, TestDelegate2));
Assert.Throws<ArgumentNullException>(() => element.RemoveHandler(testRoutedEvent, null));
// test that adding and removing 2 times the same element does not throws any exceptions
element.AddHandler(testRoutedEvent, TestDelegate2);
element.AddHandler(testRoutedEvent, TestDelegate2);
element.RemoveHandler(testRoutedEvent, TestDelegate2);
element.RemoveHandler(testRoutedEvent, TestDelegate2);
element.RemoveHandler(testRoutedEvent, TestDelegate2);
}
public void TestDependencyProperties()
{
ResetElementState();
var newElement = new UIElementLayeringTests();
// check dependency property default values
Assert.IsTrue(newElement.ForceNextMeasure);
Assert.IsTrue(newElement.ForceNextArrange);
Assert.IsTrue(newElement.IsEnabled);
Assert.AreEqual(1f, newElement.Opacity);
Assert.AreEqual(Visibility.Visible, newElement.Visibility);
Assert.AreEqual(0f, newElement.DependencyProperties.Get(DefaultWidthPropertyKey));
Assert.AreEqual(0f, newElement.DependencyProperties.Get(DefaultHeightPropertyKey));
Assert.AreEqual(0f, newElement.DependencyProperties.Get(DefaultDepthPropertyKey));
Assert.AreEqual(float.NaN, newElement.Height);
Assert.AreEqual(float.NaN, newElement.Width);
Assert.AreEqual(float.NaN, newElement.Depth);
Assert.AreEqual(0f, newElement.MinimumHeight);
Assert.AreEqual(0f, newElement.MinimumWidth);
Assert.AreEqual(0f, newElement.MinimumDepth);
Assert.AreEqual(float.PositiveInfinity, newElement.MaximumHeight);
Assert.AreEqual(float.PositiveInfinity, newElement.MaximumWidth);
Assert.AreEqual(float.PositiveInfinity, newElement.MaximumDepth);
Assert.AreEqual(HorizontalAlignment.Stretch, newElement.HorizontalAlignment);
Assert.AreEqual(VerticalAlignment.Stretch, newElement.VerticalAlignment);
Assert.AreEqual(DepthAlignment.Center, newElement.DepthAlignment);
Assert.AreEqual(null, newElement.DependencyProperties.Get(NamePropertyKey));
Assert.AreEqual(Thickness.UniformCuboid(0), newElement.Margin);
Assert.AreEqual(Matrix.Identity, newElement.LocalMatrix);
/////////////////////////////////////////
// check dependency property validators
// opacity validator
Opacity = -1;
Assert.AreEqual(0f, Opacity);
Opacity = 2;
Assert.AreEqual(1f, Opacity);
Opacity = 0.5f;
Assert.AreEqual(0.5f, Opacity);
// default sizes
Assert.Throws<ArgumentOutOfRangeException>(() => DependencyProperties.Set(DefaultWidthPropertyKey, -1f));
Assert.Throws<ArgumentOutOfRangeException>(() => DependencyProperties.Set(DefaultWidthPropertyKey, float.NaN));
Assert.Throws<ArgumentOutOfRangeException>(() => DependencyProperties.Set(DefaultWidthPropertyKey, float.PositiveInfinity));
Assert.Throws<ArgumentOutOfRangeException>(() => DependencyProperties.Set(DefaultHeightPropertyKey, -1f));
Assert.Throws<ArgumentOutOfRangeException>(() => DependencyProperties.Set(DefaultHeightPropertyKey, float.NaN));
Assert.Throws<ArgumentOutOfRangeException>(() => DependencyProperties.Set(DefaultHeightPropertyKey, float.PositiveInfinity));
Assert.Throws<ArgumentOutOfRangeException>(() => DependencyProperties.Set(DefaultDepthPropertyKey, -1f));
Assert.Throws<ArgumentOutOfRangeException>(() => DependencyProperties.Set(DefaultDepthPropertyKey, float.NaN));
Assert.Throws<ArgumentOutOfRangeException>(() => DependencyProperties.Set(DefaultDepthPropertyKey, float.PositiveInfinity));
// sizes
Assert.Throws<ArgumentOutOfRangeException>(() => Width = -1f);
Assert.Throws<ArgumentOutOfRangeException>(() => Width = float.PositiveInfinity);
Assert.Throws<ArgumentOutOfRangeException>(() => Height = -1f);
Assert.Throws<ArgumentOutOfRangeException>(() => Height = float.PositiveInfinity);
Assert.Throws<ArgumentOutOfRangeException>(() => Depth = -1f);
Assert.Throws<ArgumentOutOfRangeException>(() => Depth = float.PositiveInfinity);
// minimum sizes
Assert.Throws<ArgumentOutOfRangeException>(() => MinimumWidth = -1f);
Assert.Throws<ArgumentOutOfRangeException>(() => MinimumWidth = float.NaN);
Assert.Throws<ArgumentOutOfRangeException>(() => MinimumWidth = float.PositiveInfinity);
Assert.Throws<ArgumentOutOfRangeException>(() => MinimumHeight = -1f);
Assert.Throws<ArgumentOutOfRangeException>(() => MinimumHeight = float.NaN);
Assert.Throws<ArgumentOutOfRangeException>(() => MinimumHeight = float.PositiveInfinity);
Assert.Throws<ArgumentOutOfRangeException>(() => MinimumDepth = -1f);
Assert.Throws<ArgumentOutOfRangeException>(() => MinimumDepth = float.NaN);
Assert.Throws<ArgumentOutOfRangeException>(() => MinimumDepth = float.PositiveInfinity);
// maximum sizes
Assert.Throws<ArgumentOutOfRangeException>(() => MaximumWidth = -1f);
Assert.Throws<ArgumentOutOfRangeException>(() => MaximumWidth = float.NaN);
Assert.Throws<ArgumentOutOfRangeException>(() => MaximumHeight = -1f);
Assert.Throws<ArgumentOutOfRangeException>(() => MaximumHeight = float.NaN);
Assert.Throws<ArgumentOutOfRangeException>(() => MaximumDepth = -1f);
Assert.Throws<ArgumentOutOfRangeException>(() => MaximumDepth = float.NaN);
}
public void TestPropagateEvent()
{
// create a hierarchy of UIElements
// (00)
// |
// (10)
// / \
// (20) (21)
// | / \
// (30) (31) (32)
var element00 = new ContentControlTest();
var element10 = new StackPanel();
var element20 = new ContentControlTest();
var element21 = new StackPanel();
var element30 = new UIElementLayeringTests();
var element31 = new UIElementLayeringTests();
var element32 = new UIElementLayeringTests();
element00.Content = element10;
element10.Children.Add(element20);
element10.Children.Add(element21);
element20.Content = element30;
element21.Children.Add(element31);
element21.Children.Add(element32);
var elements = new List<UIElement> { element00, element10, element20, element21, element30, element31, element32 };
// create routed events
var tunnelingEvent = EventManager.RegisterRoutedEvent<RoutedEventArgs>("TestTuneling", RoutingStrategy.Tunnel, typeof(UIElementLayeringTests));
var bubblingEvent = EventManager.RegisterRoutedEvent<RoutedEventArgs>("TestBubbling", RoutingStrategy.Bubble, typeof(UIElementLayeringTests));
var directEvent = EventManager.RegisterRoutedEvent<RoutedEventArgs>("TestDirect", RoutingStrategy.Direct, typeof(UIElementLayeringTests));
// test propagation direction, propagation bounds and sender values
foreach (var uiElement in elements)
{
uiElement.AddHandler(tunnelingEvent, TestAddSenderToList);
uiElement.AddHandler(bubblingEvent, TestAddSenderToList);
uiElement.AddHandler(directEvent, TestAddSenderToList);
}
// tunneling test 1
senderList.Clear();
element20.RaiseEvent(new RoutedEventArgs(tunnelingEvent));
Assert.AreEqual(3, senderList.Count);
Assert.AreEqual(element00, senderList[0]);
Assert.AreEqual(element10, senderList[1]);
Assert.AreEqual(element20, senderList[2]);
// tunneling test 2
senderList.Clear();
element31.RaiseEvent(new RoutedEventArgs(tunnelingEvent));
Assert.AreEqual(4, senderList.Count);
Assert.AreEqual(element00, senderList[0]);
Assert.AreEqual(element10, senderList[1]);
Assert.AreEqual(element21, senderList[2]);
Assert.AreEqual(element31, senderList[3]);
// direct test
senderList.Clear();
element10.RaiseEvent(new RoutedEventArgs(directEvent));
Assert.AreEqual(1, senderList.Count);
Assert.AreEqual(element10, senderList[0]);
// tunneling test 1
senderList.Clear();
element30.RaiseEvent(new RoutedEventArgs(bubblingEvent));
Assert.AreEqual(4, senderList.Count);
Assert.AreEqual(element30, senderList[0]);
Assert.AreEqual(element20, senderList[1]);
Assert.AreEqual(element10, senderList[2]);
Assert.AreEqual(element00, senderList[3]);
// tunneling test 2
senderList.Clear();
element20.RaiseEvent(new RoutedEventArgs(bubblingEvent));
Assert.AreEqual(3, senderList.Count);
Assert.AreEqual(element20, senderList[0]);
Assert.AreEqual(element10, senderList[1]);
Assert.AreEqual(element00, senderList[2]);
// test with another type of handler
var eventMyTestHandler = EventManager.RegisterRoutedEvent<MyTestRoutedEventArgs>("TestMyTestHandler", RoutingStrategy.Direct, typeof(UIElementLayeringTests));
AddHandler(eventMyTestHandler, TestMyTestHandler);
RaiseEvent(new MyTestRoutedEventArgs(eventMyTestHandler));
Assert.AreEqual(true, testMyTestHandlerCalled);
// test Handled and EventHandledToo
foreach (var uiElement in elements)
{
uiElement.RemoveHandler(bubblingEvent, TestAddSenderToList);
uiElement.AddHandler(bubblingEvent, TestHandledHandler);
}
senderList.Clear();
element00.AddHandler(bubblingEvent, TestEventHandledHandler, true);
element32.RaiseEvent(new RoutedEventArgs(bubblingEvent));
Assert.AreEqual(1, senderList.Count);
Assert.AreEqual(element32, senderList[0]);
Assert.AreEqual(true, testEventHandledTooCalled);
// test class handlers basic working
foreach (var uiElement in elements)
uiElement.RemoveHandler(bubblingEvent, TestHandledHandler);
EventManager.RegisterClassHandler(typeof(ContentControl), bubblingEvent, TestAddSenderToClassHandlerList);
element30.RaiseEvent(new RoutedEventArgs(bubblingEvent));
Assert.AreEqual(2, classHandlerSenderList.Count);
Assert.AreEqual(element20, classHandlerSenderList[0]);
Assert.AreEqual(element00, classHandlerSenderList[1]);
// test that class handlers are called before instance handlers + test handledEventToo for class handlers
senderList.Clear();
classHandlerSenderList.Clear();
EventManager.RegisterClassHandler(typeof(ContentControl), bubblingEvent, TestClassHandlerHandled);
EventManager.RegisterClassHandler(typeof(StackPanel), bubblingEvent, TestClassHandlerEventHandled, true);
foreach (var uiElement in elements)
uiElement.AddHandler(bubblingEvent, TestAddSenderToList);
element20.RaiseEvent(new RoutedEventArgs(bubblingEvent));
Assert.AreEqual(1, classHandlerSenderList.Count);
Assert.AreEqual(element20, classHandlerSenderList[0]);
Assert.AreEqual(0, senderList.Count);
Assert.AreEqual(true, testClassHandlerEventHandledTooCalled);
}