Akka.Streams.Tests.Dsl.QueueSinkSpec.QueueSink_should_fail_future_on_stream_failure C# (CSharp) Method

        public void QueueSink_should_fail_future_on_stream_failure()
        {
            this.AssertAllStagesStopped(() =>
            {
                var probe = TestPublisher.CreateManualProbe<int>(this);
                var queue = Source.FromPublisher(probe).RunWith(Sink.Queue<int>(), _materializer);
                var sub = probe.ExpectSubscription();

                queue.PullAsync().PipeTo(TestActor);
                ExpectNoMsg(_pause);

                sub.SendError(TestException());
                ExpectMsg<Status.Failure>(
                    f => f.Cause is AggregateException && f.Cause.InnerException.Equals(TestException()));
            }, _materializer);
        }