public static <T0, T1, R> Func1<Observer<R>, Subscription> zip(
Observable<T0> w0, Observable<T1> w1, Func2<T0, T1, R> zipFunction) {
Aggregator<R> a = new Aggregator<R>(Functions.fromFunc(zipFunction));
a.addObserver(new ZipObserver<R, T0>(a, w0));
a.addObserver(new ZipObserver<R, T1>(a, w1));
return a;
}
@SuppressWarnings("unchecked")
@Test
public void testCollectionSizeDifferentThanFunction() {
FuncN<String> zipr = Functions.from(getConcatStringIntegerIntArrayZipr());
/* define a Observer to receive aggregated events */
Observer<String> aObserver = mock(Observer.class);
Collection ws = java.util.Collections.singleton(Observable.from("one", "two"));
Observable<String> w = Observable.create(zip(ws, zipr));
w.subscribe(aObserver);
verify(aObserver, times(1)).onError(any(Exception.class));
verify(aObserver, never()).onCompleted();
verify(aObserver, never()).onNext(any(String.class));
}