public void An_ObservableSink_subscriber_must_be_disposable()
{
var probe = new TestObserver <int>(this);
var tuple = Source.Queue <int>(1, OverflowStrategy.DropHead)
.ToMaterialized(Sink.AsObservable <int>(), Keep.Both)
.Run(Materializer);
var queue = tuple.Item1;
var observable = tuple.Item2;
var d1 = observable.Subscribe(probe);
var t = queue.OfferAsync(1);
t.Wait(TimeSpan.FromSeconds(1)).ShouldBeTrue();
t.Result.ShouldBe(QueueOfferResult.Enqueued.Instance);
probe.ExpectEvent(1);
t = queue.OfferAsync(2);
t.Wait(TimeSpan.FromSeconds(1)).ShouldBeTrue();
t.Result.ShouldBe(QueueOfferResult.Enqueued.Instance);
probe.ExpectEvent(2);
d1.Dispose();
t = queue.OfferAsync(3);
t.Wait(TimeSpan.FromSeconds(1)).ShouldBeTrue();
probe.ExpectCompleted();
probe.ExpectNoMsg();
}
public void An_ObservableSink_must_allow_the_same_observer_to_be_subscribed_only_once()
{
this.AssertAllStagesStopped(() =>
{
var probe = new TestObserver <int>(this);
var observable = Source.From(new[] { 1, 2, 3 })
.RunWith(Sink.AsObservable <int>(), Materializer);
var d1 = observable.Subscribe(probe);
var d2 = observable.Subscribe(probe);
d1.ShouldBe(d2);
probe.ExpectEvent(1);
probe.ExpectEvent(2);
probe.ExpectEvent(3);
probe.ExpectCompleted();
probe.ExpectNoMsg();
}, Materializer);
}
public void An_ObservableSink_must_propagate_error_to_all_observers()
{
this.AssertAllStagesStopped(() =>
{
var e = new Exception("boom");
var probe1 = new TestObserver <int>(this);
var probe2 = new TestObserver <int>(this);
var observable = Source.Failed <int>(e)
.RunWith(Sink.AsObservable <int>(), Materializer);
var d1 = observable.Subscribe(probe1);
var d2 = observable.Subscribe(probe2);
probe1.ExpectError(e);
probe1.ExpectNoMsg();
probe2.ExpectError(e);
probe2.ExpectNoMsg();
}, Materializer);
}
public void An_ObservableSink_must_propagate_events_to_all_observers()
{
this.AssertAllStagesStopped(() =>
{
var probe1 = new TestObserver <int>(this);
var probe2 = new TestObserver <int>(this);
var observable = Source.From(new[] { 1, 2 })
.RunWith(Sink.AsObservable <int>(), Materializer);
var d1 = observable.Subscribe(probe1);
var d2 = observable.Subscribe(probe2);
probe1.ExpectEvent(1);
probe1.ExpectEvent(2);
probe1.ExpectCompleted();
probe1.ExpectNoMsg();
probe2.ExpectEvent(1);
probe2.ExpectEvent(2);
probe2.ExpectCompleted();
probe2.ExpectNoMsg();
}, Materializer);
}
