public void An_ObservableSource_must_receive_events_from_an_observable()
{
this.AssertAllStagesStopped(() =>
{
var o = new TestObservable <int>();
var s = this.CreateManualSubscriberProbe <int>();
Source.FromObservable(o)
.To(Sink.FromSubscriber(s))
.Run(_materializer);
var sub = s.ExpectSubscription();
sub.Request(2);
o.Event(1);
o.Event(2);
o.Event(3);
s.ExpectNext(1);
s.ExpectNext(2);
s.ExpectNoMsg();
sub.Request(2);
s.ExpectNext(3);
s.ExpectNoMsg();
o.Event(4);
s.ExpectNext(4);
o.Complete();
}, _materializer);
}
public void An_ObservableSource_must_drop_newest_element_on_DropTail_overflow()
{
this.AssertAllStagesStopped(() =>
{
var o = new TestObservable <int>();
var s = this.CreateManualSubscriberProbe <int>();
Source.FromObservable(o, maxBufferCapacity: 2, overflowStrategy: OverflowStrategy.DropTail)
.To(Sink.FromSubscriber(s))
.Run(_materializer);
var sub = s.ExpectSubscription();
o.Event(1);
o.Event(2); // this should be dropped
o.Event(3);
sub.Request(3);
s.ExpectNext(1);
s.ExpectNext(3);
s.ExpectNoMsg();
sub.Cancel();
}, _materializer);
}
public void An_ObservableSource_must_receive_errors_from_an_observable()
{
this.AssertAllStagesStopped(() =>
{
var o = new TestObservable <int>();
var s = this.CreateManualSubscriberProbe <int>();
Source.FromObservable(o)
.To(Sink.FromSubscriber(s))
.Run(_materializer);
var sub = s.ExpectSubscription();
sub.Request(2);
var e = new Exception("hello");
o.Event(1);
o.Error(e);
o.Event(2);
s.ExpectNext(1);
s.ExpectError().ShouldBe(e);
s.ExpectNoMsg();
}, _materializer);
}
public void An_ObservableSource_must_be_able_to_unsubscribe()
{
this.AssertAllStagesStopped(() =>
{
var o = new TestObservable <int>();
var s = this.CreateManualSubscriberProbe <int>();
Source.FromObservable(o)
.To(Sink.FromSubscriber(s))
.Run(_materializer);
var sub = s.ExpectSubscription();
o.Event(1);
sub.Cancel();
Thread.Sleep(100);
o.Subscribed.ShouldBeFalse();
}, _materializer);
}
