Akka.Streams.Tests.Dsl.FlowPrefixAndTailSpec.PrefixAndTail_must_handle_zero_take_count C# (CSharp) Метод

        public void PrefixAndTail_must_handle_zero_take_count()
        {
            this.AssertAllStagesStopped(() =>
            {
                var futureSink = NewHeadSink;
                var fut = Source.From(Enumerable.Range(1, 10)).PrefixAndTail(0).RunWith(futureSink, Materializer);
                fut.Wait(TimeSpan.FromSeconds(3)).Should().BeTrue();
                fut.Result.Item1.Should().BeEmpty();
                var tail = fut.Result.Item2;

                var futureSink2 = Sink.First<IEnumerable<int>>();
                var fut2 = tail.Grouped(11).RunWith(futureSink2, Materializer);
                fut2.Wait(TimeSpan.FromSeconds(3)).Should().BeTrue();
                fut2.Result.ShouldAllBeEquivalentTo(Enumerable.Range(1, 10));
            }, Materializer);
        }