public void SubscriptionStateVisitor_ArgumentChecking()
{
Assert.ThrowsException <ArgumentNullException>(() => new SubscriptionStateVisitor(null));
var s = new SingleAssignmentSubscription();
Assert.ThrowsException <ArgumentNullException>(() => new SubscriptionStateVisitor(s).LoadState(null));
Assert.ThrowsException <ArgumentNullException>(() => new SubscriptionStateVisitor(s).SaveState(null));
}
protected override IEnumerable <ISubscription> OnSubscribe()
{
var sub = base.OnSubscribe();
// return a dummy subscription here, don't subscribe to the observable yet
// we're not ready at the moment, we'll subscribe when we receive the OnStart notification
subscription = new SingleAssignmentSubscription();
return(OnSubscribeCore(sub)); // NB: We don't want OnSubscribe itself to be a lazy iterator.
}
protected override IEnumerable <ISubscription> OnSubscribe()
{
_firstSubscription = new SingleAssignmentSubscription();
var otherSubscription = new SingleAssignmentSubscription();
var firstObserver = new FirstObserver(this, _firstSubscription);
_otherObserver = new OtherObserver(this, firstObserver, otherSubscription);
_firstSubscription.Subscription = Params._source.Subscribe(firstObserver);
otherSubscription.Subscription = Params._other.Take(1).Subscribe(_otherObserver);
return(new[] { _firstSubscription, otherSubscription });
}
protected override ISubscription OnSubscribe()
{
_subscription = new SingleAssignmentSubscription();
return(_subscription);
}
