def test_regular_task(self):
T1 = self.createTaskCls("T1", "c.unittest.t.t1")
self.assertTrue(isinstance(T1(), T1))
self.assertTrue(T1().run())
self.assertTrue(callable(T1()),
"Task class is callable()")
self.assertTrue(T1()(),
"Task class runs run() when called")
# task name generated out of class module + name.
T2 = self.createTaskCls("T2")
self.assertEquals(T2().name, "celery.tests.test_task.T2")
t1 = T1()
consumer = t1.get_consumer()
self.assertRaises(NotImplementedError, consumer.receive, "foo", "foo")
consumer.discard_all()
self.assertTrue(consumer.fetch() is None)
# Without arguments.
presult = t1.delay()
self.assertNextTaskDataEquals(consumer, presult, t1.name)
# With arguments.
presult2 = t1.apply_async(kwargs=dict(name="George Constanza"))
self.assertNextTaskDataEquals(consumer, presult2, t1.name,
name="George Constanza")
# With eta.
presult2 = task.apply_async(t1, kwargs=dict(name="George Constanza"),
eta=datetime.now() + timedelta(days=1))
self.assertNextTaskDataEquals(consumer, presult2, t1.name,
name="George Constanza", test_eta=True)
# With countdown.
presult2 = task.apply_async(t1, kwargs=dict(name="George Constanza"),
countdown=10)
self.assertNextTaskDataEquals(consumer, presult2, t1.name,
name="George Constanza", test_eta=True)
# Discarding all tasks.
task.discard_all()
tid3 = task.apply_async(t1)
self.assertEquals(task.discard_all(), 1)
self.assertTrue(consumer.fetch() is None)
self.assertFalse(task.is_successful(presult.task_id))
self.assertFalse(presult.successful())
default_backend.mark_as_done(presult.task_id, result=None)
self.assertTrue(task.is_successful(presult.task_id))
self.assertTrue(presult.successful())
publisher = t1.get_publisher()
self.assertTrue(isinstance(publisher, messaging.TaskPublisher))
def is_task_successful(request, task_id):
"""Returns task execute status in JSON format."""
response_data = {"task": {"id": task_id,
"executed": is_successful(task_id)}}
return HttpResponse(JSON_dump(response_data), mimetype="application/json")
