private static void VerifyQueue(EventQueue q)
{
for (int index = 0; index < events.Length; index++)
{
Event e = q.Dequeue(false);
Assert.AreEqual(events[index].GetType(), e.GetType(), string.Format("Event {0}", index));
}
}
public EventProducer(EventQueue q, int id, bool delay)
{
this.queue = q;
this.ProducerThread = new Thread(new ThreadStart(this.Produce));
this.ProducerThread.Name = this.GetType().FullName + id;
this.delay = delay;
}
public void PumpSynchronousAndAsynchronousEvents()
{
EventQueue q = new EventQueue();
using (EventPump pump = new EventPump(TestListener.NULL, q))
{
pump.Name = "PumpSynchronousAndAsynchronousEvents";
pump.Start();
int numberOfAsynchronousEvents = 0;
int sumOfAsynchronousQueueLength = 0;
const int Repetitions = 2;
for (int i = 0; i < Repetitions; i++)
{
foreach (Event e in events)
{
q.Enqueue(e);
sumOfAsynchronousQueueLength += q.Count;
numberOfAsynchronousEvents++;
}
}
Console.WriteLine("Average queue length: {0}", (float)sumOfAsynchronousQueueLength / numberOfAsynchronousEvents);
}
}
public void PumpEvents()
{
EventQueue q = new EventQueue();
QueuingEventListener el = new QueuingEventListener();
using (EventPump pump = new EventPump(el, q))
{
pump.Name = "PumpEvents";
Assert.That(pump.PumpState, Is.EqualTo(EventPumpState.Stopped));
StartPump(pump, 1000);
Assert.That(pump.PumpState, Is.EqualTo(EventPumpState.Pumping));
EnqueueEvents(q);
StopPump(pump, 1000);
Assert.That(pump.PumpState, Is.EqualTo(EventPumpState.Stopped));
}
VerifyQueue(el.Events);
}
public void SetWaitHandle_Enqueue_Asynchronous()
{
using (AutoResetEvent waitHandle = new AutoResetEvent(false))
{
this.q = new EventQueue();
this.afterEnqueue = false;
this.RunProducerConsumer();
}
}
public void DequeueBlocking_Stop()
{
this.q = new EventQueue();
this.receivedEvents = 0;
this.RunProducerConsumer();
Assert.AreEqual(events.Length + 1, this.receivedEvents);
}
public void DequeueEmpty()
{
EventQueue q = new EventQueue();
Assert.IsNull(q.Dequeue(false));
}
public void StartAndStopPumpOnEmptyQueue()
{
EventQueue q = new EventQueue();
using (EventPump pump = new EventPump(TestListener.NULL, new EventQueue()))
{
pump.Name = "StartAndStopPumpOnEmptyQueue";
StartPump(pump, 1000);
Assert.That(pump.PumpState, Is.EqualTo(EventPumpState.Pumping));
StopPump(pump, 1000);
Assert.That(pump.PumpState, Is.EqualTo(EventPumpState.Stopped));
}
}
/// <summary>
/// Construct a QueuingEventListener
/// </summary>
public QueuingEventListener()
{
Events = new EventQueue();
}
/// <summary>
/// Construct a QueuingEventListener
/// </summary>
public QueuingEventListener()
{
Events = new EventQueue();
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="eventListener">The EventListener to receive events</param>
/// <param name="events">The event queue to pull events from</param>
public EventPump(ITestListener eventListener, EventQueue events)
{
_eventListener = eventListener;
_events = events;
}
public void DequeueEmpty()
{
EventQueue q = new EventQueue();
Assert.IsNull(q.Dequeue(false));
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="eventListener">The EventListener to receive events</param>
/// <param name="events">The event queue to pull events from</param>
public EventPump( ITestListener eventListener, EventQueue events)
{
this.eventListener = eventListener;
this.events = events;
this.events.SetWaitHandleForSynchronizedEvents(this.synchronousEventSent);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="eventListener">The EventListener to receive events</param>
/// <param name="events">The event queue to pull events from</param>
public EventPump( ITestListener eventListener, EventQueue events)
{
_eventListener = eventListener;
_events = events;
}
public void EventPumpQueueLength(int numberOfProducers, bool producerDelay)
{
EventQueue q = new EventQueue();
EventProducer[] producers = new EventProducer[numberOfProducers];
for (int i = 0; i < numberOfProducers; i++)
{
producers[i] = new EventProducer(q, i, producerDelay);
}
using (EventPump pump = new EventPump(TestListener.NULL, q))
{
pump.Name = "EventPumpQueueLength";
pump.Start();
foreach (EventProducer p in producers)
{
p.ProducerThread.Start();
}
foreach (EventProducer p in producers)
{
p.ProducerThread.Join();
}
pump.Stop();
}
Assert.That(q.Count, Is.EqualTo(0));
foreach (EventProducer p in producers)
{
Console.WriteLine(
"#Events: {0}, MaxQueueLength: {1}", p.SentEventsCount, p.MaxQueueLength);
Assert.IsNull(p.Exception, "{0}", p.Exception);
}
}
private static void EnqueueEvents(EventQueue q)
{
foreach (Event e in events)
q.Enqueue(e);
}
public void QueueEvents()
{
EventQueue q = new EventQueue();
EnqueueEvents(q);
VerifyQueue(q);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="eventListener">The EventListener to receive events</param>
/// <param name="events">The event queue to pull events from</param>
public EventPump(ITestListener eventListener, EventQueue events)
{
this.eventListener = eventListener;
this.events = events;
this.events.SetWaitHandleForSynchronizedEvents(this.synchronousEventSent);
}
