public void EventNameSet_IncompatibleEventSignatureWithSetSourceObject_ThrowsArgumentException()
{
EventObjectStub eventSource = CreateEventObjectStub();
EventTrigger eventTrigger = CreateEventTrigger();
AttachTriggerToObject(eventTrigger, eventSource);
eventTrigger.SourceObject = eventSource;
eventTrigger.EventName = "IntEvent";
}
public void EventNameSet_IncompatibleEventSignatureWithNoSourceObject_DoesNothing()
{
EventTrigger eventTrigger = CreateEventTrigger();
EventObjectStub eventStub = CreateEventObjectStub();
AttachTriggerToObject(eventTrigger, eventStub);
eventTrigger.EventName = "IntEvent";
// With no source object set, non-existant event did not throw.
}
public void EventFired_SimpleEvent_Fires()
{
EventTrigger eventTrigger = CreateEventTrigger("StubEvent");
EventObjectStub eventStub = CreateEventObjectStub();
StubAction eventAction = AttachTriggerToObject(eventTrigger, eventStub);
eventStub.FireStubEvent();
Assert.AreEqual(eventAction.InvokeCount, 1, "Action was invoked in response to event.");
}
public void EventNameSet_NonExistantEventWithSetSourceObject_ThrowsArgumentException()
{
EventObjectStub eventSource = CreateEventObjectStub();
EventTrigger eventTrigger = CreateEventTrigger();
AttachTriggerToObject(eventTrigger, eventSource);
eventTrigger.SourceObject = eventSource;
eventTrigger.EventName = "FooEvent";
}
public void SourceObjectEventFired_EventNameMatchesFiredEvent_Fires()
{
Button host = CreateButton();
EventObjectStub eventSource = CreateEventObjectStub();
EventTrigger eventTrigger = CreateEventTrigger("StubEvent");
StubAction action = AttachTriggerToObject(eventTrigger, host);
eventTrigger.SourceObject = eventSource;
eventSource.FireStubEvent();
Assert.AreEqual(action.InvokeCount, 1, "Trigger should be invoked when source object fires the event it is listening to.");
}
public void EventFired_OldEventFiredAfterEventNameChanged_DoesNotFires()
{
Button host = CreateButton();
EventObjectStub eventSource = CreateEventObjectStub();
EventTrigger eventTrigger = CreateEventTrigger("StubEvent");
StubAction action = AttachTriggerToObject(eventTrigger, host);
eventTrigger.SourceObject = eventSource;
eventTrigger.EventName = "StubEvent2";
eventSource.FireStubEvent();
Assert.AreEqual(action.InvokeCount, 0, "Trigger should not be invoked when source object fires its event it is not listening to.");
}
public void EventFired_OldSourceObjectFiresEvent_DoesNotFire()
{
Button host = CreateButton();
EventObjectStub oldEventSource = CreateEventObjectStub();
EventObjectStub newEventSource = CreateEventObjectStub();
EventTrigger eventTrigger = CreateEventTrigger("StubEvent");
StubAction action = AttachTriggerToObject(eventTrigger, host);
eventTrigger.SourceObject = oldEventSource;
eventTrigger.SourceObject = newEventSource;
oldEventSource.FireStubEvent();
Assert.AreEqual(action.InvokeCount, 0, "Trigger should not be invoked when an old source object fires the event it is listening to.");
}