public void errors_cause_all_subscriptions_to_be_removed()
{
var subjectA = new StatsSubject <int>();
var subjectB = new StatsSubject <int>();
var subjectC = new StatsSubject <int>();
var subjectD = new StatsSubject <int>();
var stats = new StatsSubject <string>();
Observable.Join(
subjectA.And(subjectB).Then((x, y) => String.Concat(x.ToString(), ",", y.ToString())),
subjectC.And(subjectD).Then((x, y) => String.Concat(x.ToString(), ",", y.ToString()))
)
.Subscribe(stats);
Assert.AreEqual(1, subjectA.SubscriptionCount);
Assert.AreEqual(1, subjectB.SubscriptionCount);
Assert.AreEqual(1, subjectC.SubscriptionCount);
Assert.AreEqual(1, subjectD.SubscriptionCount);
subjectA.OnError(new Exception());
Assert.AreEqual(0, subjectA.SubscriptionCount);
Assert.AreEqual(0, subjectB.SubscriptionCount);
Assert.AreEqual(0, subjectC.SubscriptionCount);
Assert.AreEqual(0, subjectD.SubscriptionCount);
}
public void error_is_fired_on_error_from_either_source()
{
StatsSubject <int> subjectA = new StatsSubject <int>();
StatsSubject <int> subjectB = new StatsSubject <int>();
var stats = new StatsObserver <string>();
subjectA.CombineLatest(subjectB, (a, b) => String.Concat(a.ToString(), ",", b.ToString()))
.Subscribe(stats);
subjectA.OnError(new Exception());
Assert.IsTrue(stats.ErrorCalled);
}
public void error_is_fired_on_error_from_either_source()
{
StatsSubject<int> subjectA = new StatsSubject<int>();
StatsSubject<int> subjectB = new StatsSubject<int>();
var stats = new StatsObserver<string>();
subjectA.CombineLatest(subjectB, (a, b) => String.Concat(a.ToString(), ",", b.ToString()))
.Subscribe(stats);
subjectA.OnError(new Exception());
Assert.IsTrue(stats.ErrorCalled);
}
public void unsubscribes_from_both_sequences_on_error()
{
StatsSubject <int> subjectA = new StatsSubject <int>();
StatsSubject <int> subjectB = new StatsSubject <int>();
var stats = new StatsObserver <string>();
subjectA.CombineLatest(subjectB, (a, b) => String.Concat(a.ToString(), ",", b.ToString()))
.Subscribe(stats);
subjectA.OnError(new Exception());
Assert.AreEqual(0, subjectA.SubscriptionCount);
Assert.AreEqual(0, subjectB.SubscriptionCount);
}
public void errors_cause_unsubscription_of_everything()
{
var subject = new StatsSubject<int>();
var statsA = new StatsObserver<int>();
var statsB = new StatsObserver<int>();
var refCount = subject.Publish().RefCount();
var subscriptionA = refCount.Subscribe(statsA);
var subscriptionB = refCount.Subscribe(statsB);
subject.OnError(new Exception());
Assert.AreEqual(1, statsA.ErrorCount);
Assert.AreEqual(1, statsB.ErrorCount);
Assert.AreEqual(0, subject.SubscriptionCount);
}
public void errors_cause_unsubscription_of_everything()
{
var subject = new StatsSubject <int>();
var statsA = new StatsObserver <int>();
var statsB = new StatsObserver <int>();
var refCount = subject.Publish().RefCount();
var subscriptionA = refCount.Subscribe(statsA);
var subscriptionB = refCount.Subscribe(statsB);
subject.OnError(new Exception());
Assert.AreEqual(1, statsA.ErrorCount);
Assert.AreEqual(1, statsB.ErrorCount);
Assert.AreEqual(0, subject.SubscriptionCount);
}
public void values_send_before_completion_are_ignored()
{
StatsObserver <int> stats = new StatsObserver <int>();
StatsSubject <int> source = new StatsSubject <int>();
StatsSubject <int> subject = new StatsSubject <int>();
ConnectableObservable <int> connectable = new ConnectableObservable <int>(source, subject);
var sub = connectable.Subscribe(stats);
source.OnNext(0);
source.OnCompleted();
source.OnError(new Exception());
Assert.IsFalse(stats.NextCalled);
Assert.IsFalse(stats.CompletedCalled);
Assert.IsFalse(stats.ErrorCalled);
}
public void errors_cause_all_subscriptions_to_be_removed()
{
var subjectA = new StatsSubject<int>();
var subjectB = new StatsSubject<int>();
var subjectC = new StatsSubject<int>();
var subjectD = new StatsSubject<int>();
var stats = new StatsSubject<string>();
Observable.Join(
subjectA.And(subjectB).Then((x, y) => String.Concat(x.ToString(), ",", y.ToString())),
subjectC.And(subjectD).Then((x, y) => String.Concat(x.ToString(), ",", y.ToString()))
)
.Subscribe(stats);
Assert.AreEqual(1, subjectA.SubscriptionCount);
Assert.AreEqual(1, subjectB.SubscriptionCount);
Assert.AreEqual(1, subjectC.SubscriptionCount);
Assert.AreEqual(1, subjectD.SubscriptionCount);
subjectA.OnError(new Exception());
Assert.AreEqual(0, subjectA.SubscriptionCount);
Assert.AreEqual(0, subjectB.SubscriptionCount);
Assert.AreEqual(0, subjectC.SubscriptionCount);
Assert.AreEqual(0, subjectD.SubscriptionCount);
}
public void values_send_before_completion_are_ignored()
{
StatsObserver<int> stats = new StatsObserver<int>();
StatsSubject<int> source = new StatsSubject<int>();
StatsSubject<int> subject = new StatsSubject<int>();
ConnectableObservable<int> connectable = new ConnectableObservable<int>(source, subject);
var sub = connectable.Subscribe(stats);
source.OnNext(0);
source.OnCompleted();
source.OnError(new Exception());
Assert.IsFalse(stats.NextCalled);
Assert.IsFalse(stats.CompletedCalled);
Assert.IsFalse(stats.ErrorCalled);
}
public void unsubscribes_from_both_sequences_on_error()
{
StatsSubject<int> subjectA = new StatsSubject<int>();
StatsSubject<int> subjectB = new StatsSubject<int>();
var stats = new StatsObserver<string>();
subjectA.CombineLatest(subjectB, (a, b) => String.Concat(a.ToString(), ",", b.ToString()))
.Subscribe(stats);
subjectA.OnError(new Exception());
Assert.AreEqual(0, subjectA.SubscriptionCount);
Assert.AreEqual(0, subjectB.SubscriptionCount);
}
