public void Mapper_Crashes()
{
var us1 = new UnicastSubject <int>();
var us2 = new UnicastSubject <int>();
var to = ReactiveExtensions.Zip(a =>
{
int s = 0;
foreach (var v in a)
{
s += v;
}
if (s == 33)
{
throw new InvalidOperationException();
}
return(s);
},
us1,
us2
).Test();
us1.Emit(1, 2, 3);
Assert.True(us1.HasObserver());
Assert.True(us2.HasObserver());
us2.Emit(10, 20, 30, 40);
Assert.False(us1.HasObserver());
Assert.False(us2.HasObserver());
to.AssertFailure(typeof(InvalidOperationException), 11, 22);
}
public void Error_Delayed()
{
var us1 = new UnicastSubject <int>();
var us2 = new UnicastSubject <int>();
var to = ReactiveExtensions.Zip(a =>
{
int s = 0;
foreach (var v in a)
{
s += v;
}
return(s);
}, true,
us1,
us2
).Test();
us1.EmitError(new InvalidOperationException(), 1, 2, 3);
Assert.True(us2.HasObserver(), "us2: No observers!");
us2.Emit(10, 20, 30, 40);
Assert.False(us2.HasObserver(), "us2: Observers present!");
to.AssertFailure(typeof(InvalidOperationException), 11, 22, 33);
}
public void Main_Disposes_Others_On_Error()
{
var us1 = new UnicastSubject <int>();
var us2 = new UnicastSubject <int>();
us1.Emit(10);
us2.Emit(100);
var source = new Subject <int>();
var to = source.WithLatestFrom((a, bs) =>
{
foreach (var i in bs)
{
a += i;
}
return(a);
}, us1, us2).Test();
Assert.True(us1.HasObserver());
Assert.True(us2.HasObserver());
to.AssertEmpty();
source.EmitError(new InvalidOperationException(), 1, 2, 3, 4, 5);
Assert.False(us1.HasObserver());
Assert.False(us2.HasObserver());
to.AssertFailure(typeof(InvalidOperationException), 111, 112, 113, 114, 115);
}
public void Basic_Observer_Dispose()
{
var to = new TestObserver <int>();
var sad = new SingleAssignmentDisposable();
var cdl = new CountdownEvent(1);
var us = new UnicastSubject <int>();
Task.Factory.StartNew(() =>
{
while (to.ItemCount != 5)
{
;
}
sad.Dispose();
cdl.Signal();
});
Task.Factory.StartNew(() =>
{
us.Emit(1, 2, 3, 4, 5);
cdl.Signal();
});
us.BlockingSubscribe(to, d => sad.Disposable = d);
to.AssertValuesOnly(1, 2, 3, 4, 5);
Assert.True(cdl.Wait(3000));
Assert.False(us.HasObserver());
}
public void Main_Disposes_Others_On_Completion()
{
var us1 = new UnicastSubject <int>();
var us2 = new UnicastSubject <int>();
us1.Emit(10);
us2.Emit(100);
var source = new Subject <int>();
var to = source.WithLatestFrom((a, bs) =>
{
foreach (var i in bs)
{
a += i;
}
return(a);
}, us1, us2).Test();
Assert.True(us1.HasObserver());
Assert.True(us2.HasObserver());
to.AssertEmpty();
source.EmitAll(1, 2, 3, 4, 5);
Assert.False(us1.HasObserver());
Assert.False(us2.HasObserver());
to.AssertResult(111, 112, 113, 114, 115);
}