rq/tests/test_worker.py

86 lines
2.7 KiB
Python

from tests import RQTestCase
from tests import testjob, failing_job
from tests.helpers import strip_milliseconds
from rq import Queue, Worker
from rq.job import Job
class TestWorker(RQTestCase):
def test_create_worker(self):
"""Worker creation."""
fooq, barq = Queue('foo'), Queue('bar')
w = Worker([fooq, barq])
self.assertEquals(w.queues, [fooq, barq])
def test_work_and_quit(self):
"""Worker processes work, then quits."""
fooq, barq = Queue('foo'), Queue('bar')
w = Worker([fooq, barq])
self.assertEquals(w.work(burst=True), False, 'Did not expect any work on the queue.')
fooq.enqueue(testjob, name='Frank')
self.assertEquals(w.work(burst=True), True, 'Expected at least some work done.')
def test_work_is_unreadable(self):
"""Unreadable jobs are put on the failed queue."""
q = Queue()
failed_q = Queue('failed')
self.assertEquals(failed_q.count, 0)
self.assertEquals(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.for_call(failing_job, 3)
job.save()
data = self.testconn.hget(job.key, 'data')
invalid_data = data.replace('failing_job', 'nonexisting_job')
self.testconn.hset(job.key, 'data', invalid_data)
# We use the low-level internal function to enqueue any data (bypassing
# validity checks)
q.push_job_id(job.id)
self.assertEquals(q.count, 1)
# All set, we're going to process it
w = Worker([q])
w.work(burst=True) # should silently pass
self.assertEquals(q.count, 0)
self.assertEquals(failed_q.count, 1)
def test_work_fails(self):
"""Failing jobs are put on the failed queue."""
q = Queue()
failed_q = Queue('failed')
# Preconditions
self.assertEquals(failed_q.count, 0)
self.assertEquals(q.count, 0)
# Action
job = q.enqueue(failing_job)
self.assertEquals(q.count, 1)
# keep for later
enqueued_at_date = strip_milliseconds(job.enqueued_at)
w = Worker([q])
w.work(burst=True) # should silently pass
# Postconditions
self.assertEquals(q.count, 0)
self.assertEquals(failed_q.count, 1)
# Check the job
job = Job.fetch(job.id)
self.assertEquals(job.origin, q.name)
# should be the original enqueued_at date, not the date of enqueueing to
# the failed queue
self.assertEquals(job.enqueued_at, enqueued_at_date)
self.assertIsNotNone(job.exc_info) # should contain exc_info