public void EventRaiser_ShouldRaiseEvent_OnlyOnce()
{
int countOne = 0;
int countTwo = 0;
IWithEvent mock = MockRepository.Mock <IWithEvent>();
mock.SetUnexpectedBehavior(UnexpectedCallBehaviors.BaseOrDefault);
mock.ExpectEvent(x => x.Load += null)
.IgnoreArguments();
mock.Load += delegate { countOne++; };
mock.Load += delegate { countTwo++; };
mock.Raise(x => x.Load += null, EventArgs.Empty);
Assert.Equal(1, countOne);
Assert.Equal(1, countTwo);
mock.Raise(x => x.Load += null, EventArgs.Empty);
Assert.Equal(2, countOne);
Assert.Equal(2, countTwo);
mock.Raise(x => x.Load += null, EventArgs.Empty);
Assert.Equal(3, countOne);
Assert.Equal(3, countTwo);
}
public void VerifyingThatEventWasAttached()
{
IWithEvent events = MockRepository.Mock <IWithEvent>();
events.ExpectEvent(x => x.Load += null)
.IgnoreArguments();
EventConsumer consumerMock = new EventConsumer(events);
//Next line invokes Load event.
events.Raise(x => x.Load += null, EventArgs.Empty);
Assert.True(consumerMock.OnLoadCalled);
events.VerifyAllExpectations();
}
