def test_dequeue_ignores_nonexisting_jobs():
"""Dequeuing silently ignores non-existing jobs."""
q = Queue()
uuid = '49f205ab-8ea3-47dd-a1b5-bfa186870fc8'
yield from q.push_job_id(uuid)
yield from q.push_job_id(uuid)
result = yield from q.enqueue(say_hello, 'Nick', foo='bar')
yield from q.push_job_id(uuid)
# Dequeue simply ignores the missing job and returns None
assert (yield from q.count) == 4
assert (yield from q.dequeue()).id == result.id
assert not (yield from q.dequeue())
assert not (yield from q.count)
def test_work_is_unreadable(redis, loop):
"""Unreadable jobs are put on the failed queue."""
q = Queue()
failed_q = get_failed_queue()
assert (yield from failed_q.count) == 0
assert (yield from q.count) == 0
# NOTE: We have to fake this enqueueing for this test case.
# What we're simulating here is a call to a function that is not
# importable from the worker process.
job = Job.create(func=say_hello, args=(3,))
yield from job.save()
# NOTE: replacement and original strings must have the same length
data = yield from redis.hget(job.key, 'data')
invalid_data = data.replace(b'say_hello', b'fake_attr')
assert data != invalid_data
yield from redis.hset(job.key, 'data', invalid_data)
# We use the low-level internal function to enqueue any data
# (bypassing validity checks)
yield from q.push_job_id(job.id)
assert (yield from q.count) == 1
# All set, we're going to process it
w = Worker([q])
yield from w.work(burst=True, loop=loop) # Should silently pass
assert (yield from q.count) == 0
assert (yield from failed_q.count) == 1
def test_dequeue_any_ignores_nonexisting_jobs():
"""Dequeuing (from any queue) silently ignores non-existing jobs."""
q = Queue('low')
uuid = '49f205ab-8ea3-47dd-a1b5-bfa186870fc8'
yield from q.push_job_id(uuid)
# Dequeue simply ignores the missing job and returns None
assert (yield from q.count) == 1
assert not (yield from Queue.dequeue_any([Queue(), Queue('low')], None))
assert not (yield from q.count)
def test_pop_job_id():
"""Popping job IDs from queues."""
# Set up
q = Queue()
uuid = '112188ae-4e9d-4a5b-a5b3-f26f2cb054da'
yield from q.push_job_id(uuid)
# Pop it off the queue...
assert (yield from q.count)
assert (yield from q.pop_job_id()) == uuid
# ...and assert the queue count when down
assert not (yield from q.count)
