@Test(timeout = 1000)
public void testSameSourceMultipleIterators() {
TestScheduler scheduler = new TestScheduler();
NbpBlockingObservable<Long> source =
NbpObservable.interval(1, TimeUnit.SECONDS, scheduler).take(10).toBlocking();
Iterable<Long> iter = source.latest();
for (int j = 0; j < 3; j++) {
Iterator<Long> it = iter.iterator();
// only 9 because take(10) will immediately call onCompleted when receiving the 10th item
// which onCompleted will overwrite the previous value
for (int i = 0; i < 9; i++) {
scheduler.advanceTimeBy(1, TimeUnit.SECONDS);
Assert.assertEquals(true, it.hasNext());
Assert.assertEquals(Long.valueOf(i), it.next());
}
scheduler.advanceTimeBy(1, TimeUnit.SECONDS);
Assert.assertEquals(false, it.hasNext());
}
}
@Test(timeout = 1000)
public void testFasterSource() {
NbpPublishSubject<Integer> source = NbpPublishSubject.create();
NbpBlockingObservable<Integer> blocker = source.toBlocking();
Iterable<Integer> iter = blocker.latest();
Iterator<Integer> it = iter.iterator();
source.onNext(1);
Assert.assertEquals(Integer.valueOf(1), it.next());
source.onNext(2);
source.onNext(3);
Assert.assertEquals(Integer.valueOf(3), it.next());
source.onNext(4);
source.onNext(5);
source.onNext(6);
Assert.assertEquals(Integer.valueOf(6), it.next());
source.onNext(7);
source.onComplete();
Assert.assertEquals(false, it.hasNext());
}
@Test(timeout = 1000, expected = NoSuchElementException.class)
public void testEmpty() {
NbpBlockingObservable<Long> source = NbpObservable.<Long>empty().toBlocking();
Iterable<Long> iter = source.latest();
Iterator<Long> it = iter.iterator();
Assert.assertEquals(false, it.hasNext());
it.next();
}
@Test(timeout = 1000, expected = RuntimeException.class)
public void testNextThrows() {
TestScheduler scheduler = new TestScheduler();
NbpBlockingObservable<Long> source =
NbpObservable.<Long>error(new RuntimeException("Forced failure!"))
.subscribeOn(scheduler)
.toBlocking();
Iterable<Long> iter = source.latest();
Iterator<Long> it = iter.iterator();
scheduler.advanceTimeBy(1, TimeUnit.SECONDS);
it.next();
}
@Test(timeout = 1000, expected = NoSuchElementException.class)
public void testSimpleJustNext() {
TestScheduler scheduler = new TestScheduler();
NbpBlockingObservable<Long> source =
NbpObservable.interval(1, TimeUnit.SECONDS, scheduler).take(10).toBlocking();
Iterable<Long> iter = source.latest();
Iterator<Long> it = iter.iterator();
// only 9 because take(10) will immediately call onCompleted when receiving the 10th item
// which onCompleted will overwrite the previous value
for (int i = 0; i < 10; i++) {
scheduler.advanceTimeBy(1, TimeUnit.SECONDS);
Assert.assertEquals(Long.valueOf(i), it.next());
}
}
@Test
public void dollarCanBeBackedWithIterator() {
assertEquals(stringInput, $(stringInput.iterator()).asList());
}