public void RemovingNonExistentHandlersShouldNotThrow()
{
var wem = new WeakEventManager();
wem.RemoveEventHandler((sender, args) => { }, "fake");
wem.RemoveEventHandler(Handler, "alsofake");
}
public void AddEventHandler()
{
tlog.Debug(tag, $"AddEventHandler START");
try
{
var testingTarget = new WeakEventManager();
visibilityChangedEventHandler = (o, e) => { };
Assert.IsNotNull(testingTarget, "Can't create success object WeakEventManager.");
testingTarget.AddEventHandler <VisibilityChangedEventArgs>("visibilityChangedEventHandler", visibilityChangedEventHandler);
eventHandler = (o, e) => { };
testingTarget.AddEventHandler("eventHandler", eventHandler);
testingTarget.RemoveEventHandler <VisibilityChangedEventArgs>("visibilityChangedEventHandler", visibilityChangedEventHandler);
testingTarget.RemoveEventHandler("eventHandler", eventHandler);
}
catch (Exception e)
{
Assert.Fail("Catch exception: " + e.Message.ToString());
}
tlog.Debug(tag, $"AddEventHandler END");
}
public void RemoveHandlerWithNullEventNameThrowsException()
{
var wem = new WeakEventManager();
Assert.Throws <ArgumentNullException>(() => wem.RemoveEventHandler((sender, args) => { }, null));
}
public void RemoveHandlerWithNullEventHandlerThrowsException()
{
var wem = new WeakEventManager();
Assert.Throws <ArgumentNullException>(() => wem.RemoveEventHandler(null, "test"));
}
public void RemoveHandler(INotifyPropertyChanged source, string eventName, EventHandler <PropertyChangedEventArgs> handler)
{
weakEventManager.RemoveEventHandler(handler, eventName);
}
public void RemoveHandlerWithNullEventNameThrowsException()
{
var wem = new WeakEventManager();
wem.RemoveEventHandler((sender, args) => { }, null);
}
public void RemoveHandlerWithNullEventHandlerThrowsException()
{
var wem = new WeakEventManager();
wem.RemoveEventHandler(null, "test");
}