/// <summary>
/// Forwards the <see cref="EventTopic"/> related attributes processing to the <see cref="EventInspector"/>
/// for unregistering publishers and/or subscribers.
/// </summary>
public override object TearDown(IBuilderContext context, object item)
{
WorkItem workItem = GetWorkItem(context, item);
if (workItem != null)
{
EventInspector.Unregister(item, workItem);
}
return(base.TearDown(context, item));
}
public void EmptyTopicsGetsUnregistered()
{
EventTopic topic = new EventTopic();
workItem.EventTopics.Add(topic, "GlobalEvent");
Mocks.GlobalEventPublisher publisher = new Mocks.GlobalEventPublisher();
Mocks.GlobalEventHandler subscriber = new Mocks.GlobalEventHandler();
EventInspector.Register(publisher, workItem);
Assert.AreEqual(1, topic.PublicationCount);
EventInspector.Register(subscriber, workItem);
Assert.AreEqual(1, topic.SubscriptionCount);
EventInspector.Unregister(publisher, workItem);
Assert.AreEqual(0, topic.PublicationCount);
Assert.AreEqual(1, topic.SubscriptionCount);
EventInspector.Unregister(subscriber, workItem);
Assert.AreEqual(0, topic.PublicationCount);
Assert.AreEqual(0, topic.SubscriptionCount);
}