public static void NoEventsOrSubscribersAfterStopping()
{
var queue = new TaskEventQueue();
var subscriber = new TestEventHandler();
queue.Subscribers.AddAll(subscriber);
queue.BeginShutdown();
Thread.Sleep(SleepTime);
Assert.False(IsRunning(queue));
queue.Enqueue(new TestEvent());
Thread.Sleep(SleepTime);
Assert.Null(subscriber.LastEventHandled);
Assert.False(queue.Subscribers.AddAll(new TestEventHandler(), weakRef: false));
}
public static void EmptyingQueueDoesNotShutItDown()
{
var queue = new TaskEventQueue();
var subscriber = new TestEventHandler();
queue.Subscribers.AddAll(subscriber);
Thread.Sleep(SleepTime);
Assert.True(IsRunning(queue));
queue.Enqueue(new TestEvent());
Thread.Sleep(SleepTime);
Assert.NotNull(subscriber.LastEventHandled);
Assert.True(IsRunning(queue));
queue.BeginShutdown();
Thread.Sleep(SleepTime);
Assert.False(IsRunning(queue));
}
public static void EventHandlingSuspension()
{
var queue = new TaskEventQueue();
Assert.False(queue.EventHandling.IsSuspended);
var subscriber = new TestEventHandler();
queue.Subscribers.AddAll(subscriber);
var evnt = new TestEvent();
queue.EventHandling.Suspend();
queue.Enqueue(evnt);
Thread.Sleep(SleepTime);
Assert.Null(subscriber.LastEventHandled);
queue.EventHandling.Resume();
Thread.Sleep(SleepTime);
Assert.AreSame(evnt, subscriber.LastEventHandled);
queue.BeginShutdown();
}
private static bool IsRunning(TaskEventQueue queue)
{
return(queue.Task.Status == TaskStatus.Running);
}