public async Task Publish_MessageStreamProvider_MessagesNotAutomaticallyEnumerated()
{
var receivedEnumeratedStreams = 0;
var streamPublisher = new StreamPublisher(
PublisherTestsHelper.GetPublisher(
builder => builder
.AddDelegateSubscriber(
(IReadOnlyCollection <IEvent> enumerable) =>
{
Interlocked.Increment(ref receivedEnumeratedStreams);
})
.AddDelegateSubscriber(
(List <TestEventOne> list) => { Interlocked.Increment(ref receivedEnumeratedStreams); })));
var streamProvider = new MessageStreamProvider <IEvent>();
await streamPublisher.PublishAsync(streamProvider);
await streamProvider.PushAsync(new TestEventOne(), false);
await streamProvider.PushAsync(new TestEventTwo(), false);
await streamProvider.CompleteAsync();
await AsyncTestingUtil.WaitAsync(() => receivedEnumeratedStreams >= 1, TimeSpan.FromMilliseconds(500));
receivedEnumeratedStreams.Should().Be(0);
}
public async Task Publish_MessageStreamProvidePlusBehavior_StreamedMessagesReceived()
{
var receivedStreams = 0;
var receivedEvents = 0;
var testBehavior = new TestBehavior();
var streamPublisher = new StreamPublisher(
PublisherTestsHelper.GetPublisher(
builder => builder
.AddDelegateSubscriber(
(IMessageStreamEnumerable <IEvent> enumerable) =>
{
Interlocked.Increment(ref receivedStreams);
foreach (var dummy in enumerable)
{
Interlocked.Increment(ref receivedEvents);
}
}),
new IBehavior[] { testBehavior }));
var streamProvider = new MessageStreamProvider <IEvent>();
await streamPublisher.PublishAsync(streamProvider);
await streamProvider.PushAsync(new TestEventOne());
await streamProvider.PushAsync(new TestEventTwo());
await AsyncTestingUtil.WaitAsync(() => receivedEvents >= 2);
receivedStreams.Should().Be(1);
receivedEvents.Should().Be(2);
}
public async Task Publish_MessageStreamProviderOfEnvelopes_OnlyAutoUnwrapMessagesReceived()
{
var receivedEvents = new List <IEvent>();
var streamPublisher = new StreamPublisher(
PublisherTestsHelper.GetPublisher(
builder => builder
.AddDelegateSubscriber(
(IMessageStreamEnumerable <IEvent> enumerable) =>
{
foreach (var envelope in enumerable)
{
receivedEvents.Add(envelope);
}
})));
var streamProvider = new MessageStreamProvider <IEnvelope>();
await streamPublisher.PublishAsync(streamProvider);
await streamProvider.PushAsync(new TestEnvelope(new TestEventOne(), false), false);
await streamProvider.PushAsync(new TestEnvelope(new TestEventTwo()));
await AsyncTestingUtil.WaitAsync(() => receivedEvents.Count >= 1);
receivedEvents.Should().HaveCount(1);
receivedEvents[0].Should().BeOfType <TestEventTwo>();
}
public async Task Publish_MessageStreamProviderOfEnvelopes_OnlyMatchingUnwrappedMessagesReceived()
{
var receivedStreamsOfOnes = 0;
var receivedTestEventOnes = 0;
var receivedStreamsOfTwos = 0;
var receivedTestEventTwos = 0;
var streamPublisher = new StreamPublisher(
PublisherTestsHelper.GetPublisher(
builder => builder
.AddDelegateSubscriber(
(IMessageStreamEnumerable <TestEventOne> enumerable) =>
{
Interlocked.Increment(ref receivedStreamsOfOnes);
foreach (var dummy in enumerable)
{
Interlocked.Increment(ref receivedTestEventOnes);
}
})
.AddDelegateSubscriber(
(IMessageStreamEnumerable <TestEventTwo> enumerable) =>
{
Interlocked.Increment(ref receivedStreamsOfTwos);
foreach (var dummy in enumerable)
{
Interlocked.Increment(ref receivedTestEventTwos);
}
})));
var stream = new MessageStreamProvider <IEnvelope>();
await streamPublisher.PublishAsync(stream);
await stream.PushAsync(new TestEnvelope(new TestEventTwo()));
await stream.PushAsync(new TestEnvelope(new TestEventTwo()));
await AsyncTestingUtil.WaitAsync(() => receivedTestEventTwos >= 2);
receivedStreamsOfOnes.Should().Be(0);
receivedTestEventOnes.Should().Be(0);
receivedStreamsOfTwos.Should().Be(1);
receivedTestEventTwos.Should().Be(2);
await stream.PushAsync(new TestEnvelope(new TestEventOne()));
await stream.PushAsync(new TestEnvelope(new TestEventTwo()));
await stream.PushAsync(new TestEnvelope(new TestEventOne()));
await stream.PushAsync(new TestEnvelope(new TestEventTwo()));
await AsyncTestingUtil.WaitAsync(() => receivedTestEventTwos >= 4);
receivedStreamsOfOnes.Should().Be(1);
receivedTestEventOnes.Should().Be(2);
receivedStreamsOfTwos.Should().Be(1);
receivedTestEventTwos.Should().Be(4);
}
public async Task Publish_MessageStreamProvider_OnlyRequiredStreamsPublished()
{
var receivedStreams = 0;
var streamPublisher = new StreamPublisher(
PublisherTestsHelper.GetPublisher(
builder => builder
.AddDelegateSubscriber(
(IMessageStreamEnumerable <IEvent> enumerable) =>
{
Interlocked.Increment(ref receivedStreams);
var dummy = enumerable.ToList();
})
.AddDelegateSubscriber(
(IMessageStreamEnumerable <TestEventOne> enumerable) =>
{
Interlocked.Increment(ref receivedStreams);
var dummy = enumerable.ToList();
})
.AddDelegateSubscriber(
(IMessageStreamEnumerable <TestCommandOne> enumerable) =>
{
Interlocked.Increment(ref receivedStreams);
var dummy = enumerable.ToList();
})));
var streamProvider1 = new MessageStreamProvider <IEvent>();
var streamProvider2 = new MessageStreamProvider <IEvent>();
await Task.Delay(100);
receivedStreams.Should().Be(0);
streamPublisher.Publish(streamProvider1);
await streamPublisher.PublishAsync(streamProvider2);
await streamProvider1.PushAsync(new TestEventTwo());
await Task.Delay(100);
receivedStreams.Should().Be(1);
await streamProvider1.PushAsync(new TestEventOne());
await AsyncTestingUtil.WaitAsync(() => receivedStreams >= 2);
receivedStreams.Should().Be(2);
await streamProvider2.PushAsync(new TestEventOne());
await AsyncTestingUtil.WaitAsync(() => receivedStreams >= 4);
receivedStreams.Should().Be(4);
}
public async Task PublishAsync_MessageStreamProviderAbortedAfterException_AllPendingTasksCompleted()
{
var received = 0;
var streamPublisher = new StreamPublisher(
PublisherTestsHelper.GetPublisher(
builder => builder
.AddDelegateSubscriber(
(IMessageStreamObservable <IEvent> observable) =>
{
observable.Subscribe(
_ =>
{
if (Interlocked.Increment(ref received) >= 3)
{
throw new TestException();
}
});
})
.AddDelegateSubscriber(
(IMessageStreamObservable <TestEventOne> observable) =>
{
observable.Subscribe(_ => { });
})));
var streamProvider = new MessageStreamProvider <IEvent>();
var tasks = await streamPublisher.PublishAsync(streamProvider);
streamProvider.PushAsync(new TestEventOne()).RunWithoutBlocking();
streamProvider.PushAsync(new TestEventOne()).RunWithoutBlocking();
streamProvider.PushAsync(new TestEventOne()).RunWithoutBlocking();
var whenAnyTask = await Task.WhenAny(tasks);
whenAnyTask.Status.Should().Be(TaskStatus.Faulted);
streamProvider.Abort();
await AsyncTestingUtil.WaitAsync(() => tasks.All(task => task.IsCompleted));
tasks.All(task => task.IsCompleted).Should().BeTrue();
}
public async Task Publish_MessageStreamProvider_StreamedMessagesReceived()
{
var receivedStreams = 0;
var receivedEvents = 0;
var receivedTestEventOnes = 0;
var streamPublisher = new StreamPublisher(
PublisherTestsHelper.GetPublisher(
builder => builder
.AddDelegateSubscriber(
(IMessageStreamObservable <IEvent> observable) =>
{
Interlocked.Increment(ref receivedStreams);
observable.Subscribe(_ => Interlocked.Increment(ref receivedEvents));
})
.AddDelegateSubscriber(
(IMessageStreamObservable <TestEventOne> observable) =>
{
Interlocked.Increment(ref receivedStreams);
observable.Subscribe(_ => Interlocked.Increment(ref receivedTestEventOnes));
})));
var streamProvider1 = new MessageStreamProvider <IEvent>();
var streamProvider2 = new MessageStreamProvider <IEvent>();
streamPublisher.Publish(streamProvider1);
await streamPublisher.PublishAsync(streamProvider2);
await streamProvider1.PushAsync(new TestEventOne());
await streamProvider2.PushAsync(new TestEventOne());
await streamProvider1.PushAsync(new TestEventTwo());
await streamProvider2.PushAsync(new TestEventTwo());
await AsyncTestingUtil.WaitAsync(() => receivedEvents >= 4 && receivedTestEventOnes >= 2);
receivedStreams.Should().Be(4);
receivedEvents.Should().Be(4);
receivedTestEventOnes.Should().Be(2);
}
public async Task PublishAsync_MessageStreamProvider_ProcessExceptionRethrown()
{
var received = 0;
var streamPublisher = new StreamPublisher(
PublisherTestsHelper.GetPublisher(
builder => builder
.AddDelegateSubscriber(
(IMessageStreamObservable <IEvent> observable) =>
{
observable.Subscribe(
_ =>
{
if (Interlocked.Increment(ref received) >= 3)
{
throw new TestException();
}
});
})
.AddDelegateSubscriber(
(IMessageStreamObservable <TestEventOne> observable) =>
{
observable.Subscribe(_ => { });
})));
var streamProvider = new MessageStreamProvider <IEvent>();
var tasks = await streamPublisher.PublishAsync(streamProvider);
streamProvider.PushAsync(new TestEventOne()).RunWithoutBlocking();
streamProvider.PushAsync(new TestEventOne()).RunWithoutBlocking();
streamProvider.PushAsync(new TestEventOne()).RunWithoutBlocking();
Func <Task> act = async() => await await Task.WhenAny(tasks);
act.Should().Throw <TargetInvocationException>();
}