def test_use_case(self):
sink = TObserver(immediate_continue=0)
subscription = rxbp.from_range(1, 4).unsafe_subscribe(
Subscriber(scheduler=self.scheduler,
subscribe_scheduler=self.scheduler))
subscription.observable.observe(ObserverInfo(observer=sink))
self.scheduler.advance_by(1)
self.assertEqual([1, 2, 3], sink.received)
self.assertTrue(sink.is_completed)
def test_from_list_batch_size_of_two(self):
sink = TObserver(immediate_continue=0)
subscription = rxbp.from_range(1, 4, batch_size=2).unsafe_subscribe(
Subscriber(scheduler=self.scheduler,
subscribe_scheduler=self.scheduler))
subscription.observable.observe(ObserverInfo(observer=sink))
self.scheduler.advance_by(1)
self.assertEqual([1, 2], sink.received)
sink.ack.on_next(continue_ack)
self.scheduler.advance_by(1)
self.assertEqual([1, 2, 3], sink.received)
self.assertTrue(sink.is_completed)
def test_from_list_batch_size_of_one(self):
test_list = [1, 2, 3]
sink = TObserver(immediate_continue=0)
subscription = rxbp.from_list(
test_list, batch_size=1).unsafe_subscribe(
Subscriber(scheduler=self.scheduler,
subscribe_scheduler=self.scheduler))
subscription.observable.observe(ObserverInfo(observer=sink))
self.scheduler.advance_by(1)
self.assertEqual(test_list[:1], sink.received)
self.assertFalse(sink.is_completed)
sink.ack.on_next(continue_ack)
self.scheduler.advance_by(1)
self.assertEqual(test_list[:2], sink.received)