Akka.Streams.Tests.Dsl.FlowWatchTerminationSpec.A_WatchTermination_must_complete_the_future_for_graph C# (CSharp) Method

        public void A_WatchTermination_must_complete_the_future_for_graph()
        {
            this.AssertAllStagesStopped(() =>
            {
                //var first = this.SourceProbe<int>().WatchTermination(Keep.Both);
                //var second = Source.From(Enumerable.Range(2, 4)).MapMaterializedValue(new Func<NotUsed, Tuple<TestPublisher.Probe<int>, Task>>(_ => null));
                
                //var t = Source.FromGraph(
                //    GraphDsl.Create<SourceShape<int>, Tuple<TestPublisher.Probe<int>, Task>>(b =>
                //    {
                //        var c = b.Add(new Merge<int, int>(2));
                //        b.From(first).To(c.In(0));
                //        b.From(second).To(c.In(1));

                //        return new SourceShape<int>(c.Out);
                //    }))
                //    .ToMaterialized(this.SinkProbe<int>(), Keep.Both)
                //    .Run(Materializer);

                //var sourceProbe = t.Item1.Item1;
                //var future = t.Item1.Item2;
                //var sinkProbe = t.Item2;

                //sinkProbe.Request(5);
                //sourceProbe.SendNext(1);
                //sinkProbe.ExpectNext(1);
                //ExpectNoMsg(TimeSpan.FromMilliseconds(300));

                //sourceProbe.SendComplete();
                //sinkProbe.ExpectNextN(new[] {2, 3, 4, 5}).ExpectComplete();
            }, Materializer);
        }
    }