public void No_Combinations_Complete_After_All()
{
var us1 = new UnicastSubject <int>();
var us2 = new UnicastSubject <int>();
var to = ReactiveExtensions.CombineLatest(a =>
{
int v = 0;
foreach (var e in a)
{
v += e;
}
return(v);
}, us1, us2).Test();
to.AssertEmpty();
us1.OnCompleted();
Assert.True(us2.HasObserver(), "Other source disposed?");
us2.EmitAll(1, 2, 3, 4, 5);
to.AssertResult();
}
public void Error_Delayed()
{
var us1 = new UnicastSubject <int>();
var us2 = new UnicastSubject <int>();
var to = ReactiveExtensions.CombineLatest(a =>
{
int v = 0;
foreach (var e in a)
{
v += e;
}
return(v);
}, true, us1, us2).Test();
to.AssertEmpty();
us1.OnNext(1);
us1.OnError(new InvalidOperationException());
Assert.True(us2.HasObserver());
us2.EmitAll(10, 20, 30, 40, 50);
to.AssertFailure(typeof(InvalidOperationException), 11, 21, 31, 41, 51);
}
public void Mapper_Crash()
{
var us1 = new UnicastSubject <int>();
var us2 = new UnicastSubject <int>();
var to = ReactiveExtensions.CombineLatest(a =>
{
int v = 0;
foreach (var e in a)
{
v += e;
}
if (v == 22)
{
throw new InvalidOperationException();
}
return(v);
}, us1, us2).Test();
to.AssertEmpty();
us1.OnNext(1);
us2.OnNext(10);
us1.OnNext(2);
us2.OnNext(20);
Assert.False(us1.HasObserver());
Assert.False(us2.HasObserver());
to.AssertFailure(typeof(InvalidOperationException), 11, 12);
}
public void Basic()
{
var us1 = new UnicastSubject <int>();
var us2 = new UnicastSubject <int>();
var to = ReactiveExtensions.CombineLatest(a =>
{
int v = 0;
foreach (var e in a)
{
v += e;
}
return(v);
}, us1, us2).Test();
to.AssertEmpty();
us1.OnNext(1);
to.AssertEmpty();
us1.OnNext(2);
to.AssertEmpty();
us2.OnNext(10);
to.AssertValuesOnly(12);
us2.OnNext(20);
to.AssertValuesOnly(12, 22);
us2.OnCompleted();
to.AssertValuesOnly(12, 22);
us1.OnNext(3);
to.AssertValuesOnly(12, 22, 23);
us1.OnCompleted();
to.AssertResult(12, 22, 23);
}
public void Error()
{
var us1 = new UnicastSubject <int>();
var us2 = new UnicastSubject <int>();
var to = ReactiveExtensions.CombineLatest(a =>
{
int v = 0;
foreach (var e in a)
{
v += e;
}
return(v);
}, us1, us2).Test();
to.AssertEmpty();
us1.OnError(new InvalidOperationException());
Assert.False(us2.HasObserver());
to.AssertFailure(typeof(InvalidOperationException));
}