Akka.Streams.Tests.Dsl.FlowGroupBySpec.GroupBy_must_support_cancelling_substreams C# (CSharp) Метод

        public void GroupBy_must_support_cancelling_substreams()
        {
            this.AssertAllStagesStopped(() =>
            {
                WithSubstreamsSupport(2, run: (masterSubscriber, masterSubscription, getSubFlow) =>
                {
                    new StreamPuppet(getSubFlow(1).RunWith(Sink.AsPublisher<int>(false), Materializer), this).Cancel();
                    var substream = new StreamPuppet(getSubFlow(0).RunWith(Sink.AsPublisher<int>(false), Materializer), this);
                    
                    substream.Request(2);
                    substream.ExpectNext(2);
                    substream.ExpectNext(4);
                    substream.ExpectNoMsg(TimeSpan.FromMilliseconds(100));

                    substream.Request(2);
                    substream.ExpectNext(6);
                    substream.ExpectComplete();

                    masterSubscription.Request(1);
                    masterSubscriber.ExpectComplete();
                });
            }, Materializer);
        }