@Test
public void shouldRemoveCallbacksFromHandlerWhenUnsubscribedSubscription() {
Handler handler = spy(new Handler());
Observable.OnSubscribe<Integer> onSubscribe = mock(Observable.OnSubscribe.class);
Subscription subscription =
Observable.create(onSubscribe).subscribeOn(AndroidSchedulers.from(handler)).subscribe();
verify(onSubscribe).call(any(Subscriber.class));
subscription.unsubscribe();
verify(handler).removeCallbacks(any(Runnable.class));
}
@Test
public void shouldScheduleDelayedActionOnHandlerThread() {
Handler handler = mock(Handler.class);
Action0 action = mock(Action0.class);
Scheduler scheduler = AndroidSchedulers.from(handler);
Worker inner = scheduler.createWorker();
inner.schedule(action, 1, SECONDS);
// verify that we post to the given Handler
ArgumentCaptor<Runnable> runnable = ArgumentCaptor.forClass(Runnable.class);
verify(handler).postDelayed(runnable.capture(), eq(1000L));
// verify that the given handler delegates to our action
runnable.getValue().run();
verify(action).call();
}