@Test
public void testBehaviorRelayIncompleteEmpty() {
BehaviorRelay<Integer> async = BehaviorRelay.create();
assertFalse(async.hasObservers());
assertNull(async.getValue());
assertFalse(async.hasValue());
assertArrayEquals(new Object[] {}, async.getValues());
assertArrayEquals(new Integer[] {}, async.getValues(new Integer[0]));
assertArrayEquals(new Integer[] {null}, async.getValues(new Integer[] {0}));
assertArrayEquals(new Integer[] {null, 0}, async.getValues(new Integer[] {0, 0}));
}
@Test
public void testBehaviorRelayValueRelayIncomplete() {
BehaviorRelay<Integer> async = BehaviorRelay.create();
async.call(1);
assertFalse(async.hasObservers());
assertEquals((Integer) 1, async.getValue());
assertTrue(async.hasValue());
assertArrayEquals(new Object[] {1}, async.getValues());
assertArrayEquals(new Integer[] {1}, async.getValues(new Integer[0]));
assertArrayEquals(new Integer[] {1}, async.getValues(new Integer[] {0}));
assertArrayEquals(new Integer[] {1, null}, async.getValues(new Integer[] {0, 0}));
}
@Test
public void testTakeOneSubscriber() {
BehaviorRelay<Integer> source = BehaviorRelay.create(1);
@SuppressWarnings("unchecked")
final Observer<Object> o = mock(Observer.class);
source.take(1).subscribe(o);
verify(o).onNext(1);
verify(o).onCompleted();
verifyNoMoreInteractions(o);
assertEquals(0, source.subscriberCount());
assertFalse(source.hasObservers());
}
