def test_execute_success_no_kwargs(self):
tid = gen_unique_id()
tw = TaskWrapper(mytask_no_kwargs.name, tid, [4], {})
self.assertEqual(tw.execute(), 256)
meta = TaskMeta.objects.get(task_id=tid)
self.assertEqual(meta.result, 256)
self.assertEqual(meta.status, states.SUCCESS)
def test_executed_bit(self):
from celery.worker.job import AlreadyExecutedError
tw = TaskWrapper(mytask.name, gen_unique_id(), [], {})
self.assertFalse(tw.executed)
tw._set_executed_bit()
self.assertTrue(tw.executed)
self.assertRaises(AlreadyExecutedError, tw._set_executed_bit)
def test_execute_fail(self):
tid = gen_unique_id()
tw = TaskWrapper(mytask_raising.name, tid, [4], {"f": "x"})
self.assertIsInstance(tw.execute(), ExceptionInfo)
meta = TaskMeta.objects.get(task_id=tid)
self.assertEqual(meta.status, states.FAILURE)
self.assertIsInstance(meta.result, KeyError)
def test_execute(self):
tid = gen_unique_id()
tw = TaskWrapper("cu.mytask", tid, mytask, [4], {"f": "x"})
self.assertEquals(tw.execute(), 256)
meta = TaskMeta.objects.get(task_id=tid)
self.assertEquals(meta.result, 256)
self.assertEquals(meta.status, "DONE")
def test_execute(self):
tid = gen_unique_id()
tw = TaskWrapper(mytask.name, tid, [4], {"f": "x"})
self.assertEquals(tw.execute(), 256)
meta = TaskMeta.objects.get(task_id=tid)
self.assertEquals(meta.result, 256)
self.assertEquals(meta.status, "SUCCESS")
def test_send_email(self):
from celery import conf
from celery.worker import job
old_mail_admins = job.mail_admins
old_enable_mails = conf.CELERY_SEND_TASK_ERROR_EMAILS
mail_sent = [False]
def mock_mail_admins(*args, **kwargs):
mail_sent[0] = True
job.mail_admins = mock_mail_admins
conf.CELERY_SEND_TASK_ERROR_EMAILS = True
try:
tw = TaskWrapper(mytask.name, gen_unique_id(), [1], {"f": "x"})
try:
raise KeyError("foo")
except KeyError:
einfo = ExceptionInfo(sys.exc_info())
tw.on_failure(einfo)
self.assertTrue(mail_sent[0])
mail_sent[0] = False
conf.CELERY_SEND_TASK_ERROR_EMAILS = False
tw.on_failure(einfo)
self.assertFalse(mail_sent[0])
finally:
job.mail_admins = old_mail_admins
conf.CELERY_SEND_TASK_ERROR_EMAILS = old_enable_mails
def test_execute_using_pool(self):
tid = gen_unique_id()
tw = TaskWrapper(mytask.name, tid, [4], {"f": "x"})
p = TaskPool(2)
p.start()
asyncres = tw.execute_using_pool(p)
self.assertEqual(asyncres.get(), 256)
p.stop()
def test_execute_using_pool(self):
tid = gen_unique_id()
tw = TaskWrapper("cu.mytask", tid, mytask, [4], {"f": "x"})
p = TaskPool(2)
p.start()
asyncres = tw.execute_using_pool(p)
self.assertTrue(asyncres.get(), 256)
p.stop()
def test_execute_fail(self):
tid = gen_unique_id()
tw = TaskWrapper("cu.mytask-raising", tid, mytask_raising, [4],
{"f": "x"})
self.assertTrue(isinstance(tw.execute(), ExceptionInfo))
meta = TaskMeta.objects.get(task_id=tid)
self.assertEquals(meta.status, "FAILURE")
self.assertTrue(isinstance(meta.result, KeyError))
def test_execute_success_some_kwargs(self):
tid = gen_unique_id()
tw = TaskWrapper(mytask_some_kwargs.name, tid, [4], {})
self.assertEqual(tw.execute(logfile="foobaz.log"), 256)
meta = TaskMeta.objects.get(task_id=tid)
self.assertEqual(some_kwargs_scratchpad.get("logfile"), "foobaz.log")
self.assertEqual(meta.result, 256)
self.assertEqual(meta.status, states.SUCCESS)
def test_execute_ack(self):
tid = gen_unique_id()
tw = TaskWrapper(mytask.name, tid, [4], {"f": "x"},
on_ack=on_ack)
self.assertEqual(tw.execute(), 256)
meta = TaskMeta.objects.get(task_id=tid)
self.assertTrue(scratch["ACK"])
self.assertEqual(meta.result, 256)
self.assertEqual(meta.status, states.SUCCESS)
def test_execute_ack(self):
tid = gen_unique_id()
tw = TaskWrapper("cu.mytask", tid, mytask, [4], {"f": "x"},
on_acknowledge=on_ack)
self.assertEquals(tw.execute(), 256)
meta = TaskMeta.objects.get(task_id=tid)
self.assertTrue(scratch["ACK"])
self.assertEquals(meta.result, 256)
self.assertEquals(meta.status, "DONE")
def test_default_kwargs(self):
tid = gen_unique_id()
tw = TaskWrapper("cu.mytask", tid, mytask, [4], {"f": "x"})
self.assertEquals(tw.extend_with_default_kwargs(10, "some_logfile"), {
"f": "x",
"logfile": "some_logfile",
"loglevel": 10,
"task_id": tw.task_id,
"task_name": tw.task_name})
def test_default_kwargs(self):
tid = gen_unique_id()
tw = TaskWrapper(mytask.name, tid, [4], {"f": "x"})
self.assertDictEqual(
tw.extend_with_default_kwargs(10, "some_logfile"), {
"f": "x",
"logfile": "some_logfile",
"loglevel": 10,
"task_id": tw.task_id,
"task_retries": 0,
"task_is_eager": False,
"delivery_info": {},
"task_name": tw.task_name})
def test_safe_process_task_raise_regular(self):
worker = self.worker
worker.pool = MockPool(raise_regular=True)
backend = MockBackend()
m = create_message(backend, task="c.u.foo", args=[4, 8, 10], kwargs={})
task = TaskWrapper.from_message(m, m.decode())
worker.safe_process_task(task)
worker.pool.stop()
def test_safe_process_task(self):
worker = self.worker
worker.pool = MockPool()
backend = MockBackend()
m = create_message(backend, task=foo_task.name, args=[4, 8, 10],
kwargs={})
task = TaskWrapper.from_message(m, m.decode())
worker.safe_process_task(task)
worker.pool.stop()
def _test_on_failure(self, exception):
tid = gen_unique_id()
tw = TaskWrapper(mytask.name, tid, [4], {"f": "x"})
try:
raise exception
except Exception:
exc_info = ExceptionInfo(sys.exc_info())
logfh = StringIO()
tw.logger.handlers = []
tw.logger = setup_logger(logfile=logfh, loglevel=logging.INFO)
from celery import conf
conf.CELERY_SEND_TASK_ERROR_EMAILS = True
tw.on_failure(exc_info)
logvalue = logfh.getvalue()
self.assertIn(mytask.name, logvalue)
self.assertIn(tid, logvalue)
self.assertIn("ERROR", logvalue)
conf.CELERY_SEND_TASK_ERROR_EMAILS = False
def receive_message(self, message_data, message):
"""The callback called when a new message is received.
If the message has an ``eta`` we move it to the hold queue,
otherwise we move it the bucket queue for immediate processing.
"""
try:
task = TaskWrapper.from_message(message, message_data,
logger=self.logger)
except NotRegistered, exc:
self.logger.error("Unknown task ignored: %s" % (exc))
return
def test_on_failure(self):
tid = gen_unique_id()
tw = TaskWrapper("cu.mytask", tid, mytask, [4], {"f": "x"})
try:
raise Exception("Inside unit tests")
except Exception:
exc_info = ExceptionInfo(sys.exc_info())
logfh = StringIO()
tw.logger.handlers = []
tw.logger = setup_logger(logfile=logfh, loglevel=logging.INFO)
from celery import conf
conf.SEND_CELERY_TASK_ERROR_EMAILS = True
tw.on_failure(exc_info, {"task_id": tid, "task_name": "cu.mytask"})
logvalue = logfh.getvalue()
self.assertTrue("cu.mytask" in logvalue)
self.assertTrue(tid in logvalue)
self.assertTrue("ERROR" in logvalue)
conf.SEND_CELERY_TASK_ERROR_EMAILS = False
def test_from_message(self):
body = {"task": mytask.name, "id": gen_unique_id(),
"args": [2], "kwargs": {u"æØåveéðƒeæ": "bar"}}
m = BaseMessage(body=simplejson.dumps(body), backend="foo",
content_type="application/json",
content_encoding="utf-8")
tw = TaskWrapper.from_message(m, m.decode())
self.assertIsInstance(tw, TaskWrapper)
self.assertEqual(tw.task_name, body["task"])
self.assertEqual(tw.task_id, body["id"])
self.assertEqual(tw.args, body["args"])
self.assertEqual(tw.kwargs.keys()[0],
u"æØåveéðƒeæ".encode("utf-8"))
self.assertNotIsInstance(tw.kwargs.keys()[0], unicode)
self.assertTrue(tw.logger)
def test_send_event(self):
tw = TaskWrapper(mytask.name, gen_unique_id(), [1], {"f": "x"})
tw.eventer = MockEventDispatcher()
tw.send_event("task-frobulated")
self.assertIn("task-frobulated", tw.eventer.sent)
