Akka.Streams.Tests.Dsl.SourceSpec.Unfold_Source_must_generate_a_finite_fibonacci_sequence_asynchronously C# (CSharp) Метод

        public void Unfold_Source_must_generate_a_finite_fibonacci_sequence_asynchronously()
        {
            Source.UnfoldAsync(Tuple.Create(0, 1), tuple =>
            {
                var a = tuple.Item1;
                var b = tuple.Item2;
                if (a > 10000000)
                    return Task.FromResult<Tuple<Tuple<int, int>, int>>(null);
                return Task.FromResult(Tuple.Create(Tuple.Create(b, a + b), a));
            }).RunAggregate(new LinkedList<int>(), (ints, i) =>
            {
                ints.AddFirst(i);
                return ints;
            }, Materializer).Result.Should().Equal(Expected);
        }