public void Buffer_must_accept_elements_that_fit_in_the_buffer_while_downstream_is_silent()
{
var publisher = TestPublisher.CreateProbe<int>(this);
var subscriber = TestSubscriber.CreateManualProbe<int>(this);
Source.FromPublisher(publisher)
.Buffer(100, OverflowStrategy.Backpressure)
.To(Sink.FromSubscriber(subscriber))
.Run(Materializer);
var sub = subscriber.ExpectSubscription();
// Fill up buffer
Enumerable.Range(1, 100).ForEach(i => publisher.SendNext(i));
// drain
Enumerable.Range(1, 100).ForEach(i =>
{
sub.Request(1);
subscriber.ExpectNext(i);
});
sub.Cancel();
}