def test_receieve_message_eta(self): l = CarrotListener(self.ready_queue, self.eta_schedule, self.logger, send_events=False) backend = MockBackend() m = create_message(backend, task=foo_task.name, args=[2, 4, 8], kwargs={}, eta=(datetime.now() + timedelta(days=1)).isoformat()) l.reset_connection() p, conf.BROKER_CONNECTION_RETRY = conf.BROKER_CONNECTION_RETRY, False try: l.reset_connection() finally: conf.BROKER_CONNECTION_RETRY = p l.receive_message(m.decode(), m) in_hold = self.eta_schedule.queue[0] self.assertEqual(len(in_hold), 4) eta, priority, task, on_accept = in_hold self.assertIsInstance(task, TaskRequest) self.assertTrue(callable(on_accept)) self.assertEqual(task.task_name, foo_task.name) self.assertEqual(task.execute(), 2 * 4 * 8) self.assertRaises(Empty, self.ready_queue.get_nowait)
def test_revoke(self): ready_queue = FastQueue() l = CarrotListener(ready_queue, self.eta_schedule, self.logger, send_events=False) backend = MockBackend() id = gen_unique_id() c = create_message(backend, control={ "command": "revoke", "task_id": id }) t = create_message(backend, task=foo_task.name, args=[2, 4, 8], kwargs={}, id=id) l.event_dispatcher = MockEventDispatcher() l.receive_message(c.decode(), c) from celery.worker.state import revoked self.assertIn(id, revoked) l.receive_message(t.decode(), t) self.assertTrue(ready_queue.empty())
def test_receieve_message_eta_isoformat(self): class MockConsumer(object): prefetch_count_incremented = False def qos(self, **kwargs): self.prefetch_count_incremented = True l = CarrotListener(self.ready_queue, self.eta_schedule, self.logger, send_events=False) backend = MockBackend() m = create_message(backend, task=foo_task.name, eta=datetime.now().isoformat(), args=[2, 4, 8], kwargs={}) l.event_dispatcher = MockEventDispatcher() l.task_consumer = MockConsumer() l.qos = QoS(l.task_consumer, l.initial_prefetch_count, l.logger) l.receive_message(m.decode(), m) items = [entry[2] for entry in self.eta_schedule.queue] found = 0 for item in items: if item.task_name == foo_task.name: found = True self.assertTrue(found) self.assertTrue(l.task_consumer.prefetch_count_incremented)
def test_close_connection(self): l = CarrotListener(self.ready_queue, self.eta_schedule, self.logger, send_events=False) l._state = RUN l.close_connection() l = CarrotListener(self.ready_queue, self.eta_schedule, self.logger, send_events=False) eventer = l.event_dispatcher = MockEventDispatcher() heart = l.heart = MockHeart() l._state = RUN l.stop_consumers() self.assertTrue(eventer.closed) self.assertTrue(heart.closed)
def test_receive_message_control_command(self): l = CarrotListener(self.ready_queue, self.eta_schedule, self.logger, send_events=False) backend = MockBackend() m = create_message(backend, control={"command": "shutdown"}) l.event_dispatcher = MockEventDispatcher() l.control_dispatch = MockControlDispatch() l.receive_message(m.decode(), m) self.assertIn("shutdown", l.control_dispatch.commands)
def test_receieve_message_not_registered(self): l = CarrotListener(self.ready_queue, self.eta_schedule, self.logger, send_events=False) backend = MockBackend() m = create_message(backend, task="x.X.31x", args=[2, 4, 8], kwargs={}) l.event_dispatcher = MockEventDispatcher() self.assertFalse(l.receive_message(m.decode(), m)) self.assertRaises(Empty, self.ready_queue.get_nowait) self.assertTrue(self.eta_schedule.empty())
def test_receive_message_InvalidTaskError(self): logger = MockLogger() l = CarrotListener(self.ready_queue, self.eta_schedule, logger, send_events=False) backend = MockBackend() m = create_message(backend, task=foo_task.name, args=(1, 2), kwargs="foobarbaz", id=1) l.event_dispatcher = MockEventDispatcher() l.control_dispatch = MockControlDispatch() l.receive_message(m.decode(), m) self.assertIn("Invalid task ignored", logger.logged[0])
def test_receive_message_unknown(self): l = CarrotListener(self.ready_queue, self.eta_schedule, self.logger, send_events=False) backend = MockBackend() m = create_message(backend, unknown={"baz": "!!!"}) l.event_dispatcher = MockEventDispatcher() l.control_dispatch = MockControlDispatch() def with_catch_warnings(log): l.receive_message(m.decode(), m) self.assertTrue(log) self.assertIn("unknown message", log[0].message.args[0]) context = catch_warnings(record=True) execute_context(context, with_catch_warnings)
def test_receieve_message(self): l = CarrotListener(self.ready_queue, self.eta_schedule, self.logger, send_events=False) backend = MockBackend() m = create_message(backend, task=foo_task.name, args=[2, 4, 8], kwargs={}) l.event_dispatcher = MockEventDispatcher() l.receive_message(m.decode(), m) in_bucket = self.ready_queue.get_nowait() self.assertIsInstance(in_bucket, TaskRequest) self.assertEqual(in_bucket.task_name, foo_task.name) self.assertEqual(in_bucket.execute(), 2 * 4 * 8) self.assertTrue(self.eta_schedule.empty())
def test_mainloop(self): l = CarrotListener(self.ready_queue, self.eta_schedule, self.logger, send_events=False) class MockConnection(object): def drain_events(self): return "draining" l.connection = MockConnection() l.connection.connection = MockConnection() it = l._mainloop() self.assertTrue(it.next(), "draining") records = {} def create_recorder(key): def _recorder(*args, **kwargs): records[key] = True return _recorder l.task_consumer = PlaceHolder() l.task_consumer.iterconsume = create_recorder("consume_tasks") l.broadcast_consumer = PlaceHolder() l.broadcast_consumer.register_callback = create_recorder( "broadcast_callback") l.broadcast_consumer.iterconsume = create_recorder("consume_broadcast") l.task_consumer.add_consumer = create_recorder("consumer_add") records.clear() self.assertEqual(l._detect_wait_method(), l._mainloop) for record in ("broadcast_callback", "consume_broadcast", "consume_tasks"): self.assertTrue(records.get(record)) records.clear() l.connection.connection = PlaceHolder() self.assertIs(l._detect_wait_method(), l.task_consumer.iterconsume) self.assertTrue(records.get("consumer_add"))
def test_on_decode_error(self): logger = MockLogger() l = CarrotListener(self.ready_queue, self.eta_schedule, logger, send_events=False) class MockMessage(object): content_type = "application/x-msgpack" content_encoding = "binary" body = "foobarbaz" acked = False def ack(self): self.acked = True message = MockMessage() l.on_decode_error(message, KeyError("foo")) self.assertTrue(message.acked) self.assertIn("Message decoding error", logger.logged[0])
def test_connection(self): l = CarrotListener(self.ready_queue, self.eta_schedule, self.logger, send_events=False) l.reset_connection() self.assertIsInstance(l.connection, BrokerConnection) l.stop_consumers() self.assertIsNone(l.connection) self.assertIsNone(l.task_consumer) l.reset_connection() self.assertIsInstance(l.connection, BrokerConnection) l.stop() l.close_connection() self.assertIsNone(l.connection) self.assertIsNone(l.task_consumer)