Akka.Streams.Tests.Dsl.FlowSupervisionSpec.Run C# (CSharp) Method

        private IImmutableList<int> Run(IGraph<FlowShape<int, int>, NotUsed> flow)
        {
            var task =
                Source.From(Enumerable.Range(1, 5).Concat(Enumerable.Range(1, 5).ToList()))
                    .Via(flow)
                    .Limit(1000)
                    .RunWith(Sink.Seq<int>(), Materializer);
            
            task.Wait(TimeSpan.FromSeconds(3)).Should().BeTrue();
            return task.Result;
        }