rq/tests/test_registry.py

424 lines
15 KiB
Python

# -*- coding: utf-8 -*-
from __future__ import absolute_import
from datetime import datetime, timedelta
from rq.compat import as_text
from rq.defaults import DEFAULT_FAILURE_TTL
from rq.exceptions import InvalidJobOperation
from rq.job import Job, JobStatus, requeue_job
from rq.queue import Queue
from rq.utils import current_timestamp
from rq.worker import Worker
from rq.registry import (clean_registries, DeferredJobRegistry,
FailedJobRegistry, FinishedJobRegistry,
StartedJobRegistry)
from tests import RQTestCase
from tests.fixtures import div_by_zero, say_hello
class CustomJob(Job):
"""A custom job class just to test it"""
class TestRegistry(RQTestCase):
def setUp(self):
super(TestRegistry, self).setUp()
self.registry = StartedJobRegistry(connection=self.testconn)
def test_init(self):
"""Registry can be instantiated with queue or name/Redis connection"""
queue = Queue('foo', connection=self.testconn)
registry = StartedJobRegistry(queue=queue)
self.assertEqual(registry.name, queue.name)
self.assertEqual(registry.connection, queue.connection)
registry = StartedJobRegistry('bar', self.testconn)
self.assertEqual(registry.name, 'bar')
self.assertEqual(registry.connection, self.testconn)
def test_key(self):
self.assertEqual(self.registry.key, 'rq:wip:default')
def test_custom_job_class(self):
registry = StartedJobRegistry(job_class=CustomJob)
self.assertFalse(registry.job_class == self.registry.job_class)
def test_contains(self):
registry = StartedJobRegistry(connection=self.testconn)
queue = Queue(connection=self.testconn)
job = queue.enqueue(say_hello)
self.assertFalse(job in registry)
self.assertFalse(job.id in registry)
registry.add(job, 5)
self.assertTrue(job in registry)
self.assertTrue(job.id in registry)
def test_get_expiration_time(self):
"""registry.get_expiration_time() returns correct datetime objects"""
registry = StartedJobRegistry(connection=self.testconn)
queue = Queue(connection=self.testconn)
job = queue.enqueue(say_hello)
registry.add(job, 5)
self.assertEqual(
registry.get_expiration_time(job),
(datetime.utcnow() + timedelta(seconds=5)).replace(microsecond=0)
)
def test_add_and_remove(self):
"""Adding and removing job to StartedJobRegistry."""
timestamp = current_timestamp()
queue = Queue(connection=self.testconn)
job = queue.enqueue(say_hello)
# Test that job is added with the right score
self.registry.add(job, 1000)
self.assertLess(self.testconn.zscore(self.registry.key, job.id),
timestamp + 1002)
# Ensure that a timeout of -1 results in a score of inf
self.registry.add(job, -1)
self.assertEqual(self.testconn.zscore(self.registry.key, job.id), float('inf'))
# Ensure that job is removed from sorted set, but job key is not deleted
self.registry.remove(job)
self.assertIsNone(self.testconn.zscore(self.registry.key, job.id))
self.assertTrue(self.testconn.exists(job.key))
self.registry.add(job, -1)
# registry.remove() also accepts job.id
self.registry.remove(job.id)
self.assertIsNone(self.testconn.zscore(self.registry.key, job.id))
self.registry.add(job, -1)
# delete_job = True deletes job key
self.registry.remove(job, delete_job=True)
self.assertIsNone(self.testconn.zscore(self.registry.key, job.id))
self.assertFalse(self.testconn.exists(job.key))
job = queue.enqueue(say_hello)
self.registry.add(job, -1)
# delete_job = True also works with job.id
self.registry.remove(job.id, delete_job=True)
self.assertIsNone(self.testconn.zscore(self.registry.key, job.id))
self.assertFalse(self.testconn.exists(job.key))
def test_get_job_ids(self):
"""Getting job ids from StartedJobRegistry."""
timestamp = current_timestamp()
self.testconn.zadd(self.registry.key, {'foo': timestamp + 10})
self.testconn.zadd(self.registry.key, {'bar': timestamp + 20})
self.assertEqual(self.registry.get_job_ids(), ['foo', 'bar'])
def test_get_expired_job_ids(self):
"""Getting expired job ids form StartedJobRegistry."""
timestamp = current_timestamp()
self.testconn.zadd(self.registry.key, {'foo': 1})
self.testconn.zadd(self.registry.key, {'bar': timestamp + 10})
self.testconn.zadd(self.registry.key, {'baz': timestamp + 30})
self.assertEqual(self.registry.get_expired_job_ids(), ['foo'])
self.assertEqual(self.registry.get_expired_job_ids(timestamp + 20),
['foo', 'bar'])
def test_cleanup_moves_jobs_to_failed_job_registry(self):
"""Moving expired jobs to FailedJobRegistry."""
queue = Queue(connection=self.testconn)
failed_job_registry = FailedJobRegistry(connection=self.testconn)
job = queue.enqueue(say_hello)
self.testconn.zadd(self.registry.key, {job.id: 2})
# Job has not been moved to FailedJobRegistry
self.registry.cleanup(1)
self.assertNotIn(job, failed_job_registry)
self.assertIn(job, self.registry)
self.registry.cleanup()
self.assertIn(job.id, failed_job_registry)
self.assertNotIn(job, self.registry)
job.refresh()
self.assertEqual(job.get_status(), JobStatus.FAILED)
self.assertTrue(job.exc_info) # explanation is written to exc_info
def test_job_execution(self):
"""Job is removed from StartedJobRegistry after execution."""
registry = StartedJobRegistry(connection=self.testconn)
queue = Queue(connection=self.testconn)
worker = Worker([queue])
job = queue.enqueue(say_hello)
self.assertTrue(job.is_queued)
worker.prepare_job_execution(job)
self.assertIn(job.id, registry.get_job_ids())
self.assertTrue(job.is_started)
worker.perform_job(job, queue)
self.assertNotIn(job.id, registry.get_job_ids())
self.assertTrue(job.is_finished)
# Job that fails
job = queue.enqueue(div_by_zero)
worker.prepare_job_execution(job)
self.assertIn(job.id, registry.get_job_ids())
worker.perform_job(job, queue)
self.assertNotIn(job.id, registry.get_job_ids())
def test_job_deletion(self):
"""Ensure job is removed from StartedJobRegistry when deleted."""
registry = StartedJobRegistry(connection=self.testconn)
queue = Queue(connection=self.testconn)
worker = Worker([queue])
job = queue.enqueue(say_hello)
self.assertTrue(job.is_queued)
worker.prepare_job_execution(job)
self.assertIn(job.id, registry.get_job_ids())
job.delete()
self.assertNotIn(job.id, registry.get_job_ids())
def test_get_job_count(self):
"""StartedJobRegistry returns the right number of job count."""
timestamp = current_timestamp() + 10
self.testconn.zadd(self.registry.key, {'foo': timestamp})
self.testconn.zadd(self.registry.key, {'bar': timestamp})
self.assertEqual(self.registry.count, 2)
self.assertEqual(len(self.registry), 2)
def test_clean_registries(self):
"""clean_registries() cleans Started and Finished job registries."""
queue = Queue(connection=self.testconn)
finished_job_registry = FinishedJobRegistry(connection=self.testconn)
self.testconn.zadd(finished_job_registry.key, {'foo': 1})
started_job_registry = StartedJobRegistry(connection=self.testconn)
self.testconn.zadd(started_job_registry.key, {'foo': 1})
failed_job_registry = FailedJobRegistry(connection=self.testconn)
self.testconn.zadd(failed_job_registry.key, {'foo': 1})
clean_registries(queue)
self.assertEqual(self.testconn.zcard(finished_job_registry.key), 0)
self.assertEqual(self.testconn.zcard(started_job_registry.key), 0)
self.assertEqual(self.testconn.zcard(failed_job_registry.key), 0)
def test_get_queue(self):
"""registry.get_queue() returns the right Queue object."""
registry = StartedJobRegistry(connection=self.testconn)
self.assertEqual(registry.get_queue(), Queue(connection=self.testconn))
registry = StartedJobRegistry('foo', connection=self.testconn)
self.assertEqual(registry.get_queue(),
Queue('foo', connection=self.testconn))
class TestFinishedJobRegistry(RQTestCase):
def setUp(self):
super(TestFinishedJobRegistry, self).setUp()
self.registry = FinishedJobRegistry(connection=self.testconn)
def test_key(self):
self.assertEqual(self.registry.key, 'rq:finished:default')
def test_cleanup(self):
"""Finished job registry removes expired jobs."""
timestamp = current_timestamp()
self.testconn.zadd(self.registry.key, {'foo': 1})
self.testconn.zadd(self.registry.key, {'bar': timestamp + 10})
self.testconn.zadd(self.registry.key, {'baz': timestamp + 30})
self.registry.cleanup()
self.assertEqual(self.registry.get_job_ids(), ['bar', 'baz'])
self.registry.cleanup(timestamp + 20)
self.assertEqual(self.registry.get_job_ids(), ['baz'])
def test_jobs_are_put_in_registry(self):
"""Completed jobs are added to FinishedJobRegistry."""
self.assertEqual(self.registry.get_job_ids(), [])
queue = Queue(connection=self.testconn)
worker = Worker([queue])
# Completed jobs are put in FinishedJobRegistry
job = queue.enqueue(say_hello)
worker.perform_job(job, queue)
self.assertEqual(self.registry.get_job_ids(), [job.id])
# When job is deleted, it should be removed from FinishedJobRegistry
self.assertEqual(job.get_status(), JobStatus.FINISHED)
job.delete()
self.assertEqual(self.registry.get_job_ids(), [])
# Failed jobs are not put in FinishedJobRegistry
failed_job = queue.enqueue(div_by_zero)
worker.perform_job(failed_job, queue)
self.assertEqual(self.registry.get_job_ids(), [])
class TestDeferredRegistry(RQTestCase):
def setUp(self):
super(TestDeferredRegistry, self).setUp()
self.registry = DeferredJobRegistry(connection=self.testconn)
def test_key(self):
self.assertEqual(self.registry.key, 'rq:deferred:default')
def test_add(self):
"""Adding a job to DeferredJobsRegistry."""
job = Job()
self.registry.add(job)
job_ids = [as_text(job_id) for job_id in
self.testconn.zrange(self.registry.key, 0, -1)]
self.assertEqual(job_ids, [job.id])
def test_register_dependency(self):
"""Ensure job creation and deletion works with DeferredJobRegistry."""
queue = Queue(connection=self.testconn)
job = queue.enqueue(say_hello)
job2 = queue.enqueue(say_hello, depends_on=job)
registry = DeferredJobRegistry(connection=self.testconn)
self.assertEqual(registry.get_job_ids(), [job2.id])
# When deleted, job removes itself from DeferredJobRegistry
job2.delete()
self.assertEqual(registry.get_job_ids(), [])
class TestFailedJobRegistry(RQTestCase):
def test_default_failure_ttl(self):
"""Job TTL defaults to DEFAULT_FAILURE_TTL"""
queue = Queue(connection=self.testconn)
job = queue.enqueue(say_hello)
registry = FailedJobRegistry(connection=self.testconn)
key = registry.key
timestamp = current_timestamp()
registry.add(job)
score = self.testconn.zscore(key, job.id)
self.assertLess(score, timestamp + DEFAULT_FAILURE_TTL + 2)
self.assertGreater(score, timestamp + DEFAULT_FAILURE_TTL - 2)
# Job key will also expire
job_ttl = self.testconn.ttl(job.key)
self.assertLess(job_ttl, DEFAULT_FAILURE_TTL + 2)
self.assertGreater(job_ttl, DEFAULT_FAILURE_TTL - 2)
timestamp = current_timestamp()
ttl = 5
registry.add(job, ttl=ttl)
score = self.testconn.zscore(key, job.id)
self.assertLess(score, timestamp + ttl + 2)
self.assertGreater(score, timestamp + ttl - 2)
job_ttl = self.testconn.ttl(job.key)
self.assertLess(job_ttl, ttl + 2)
self.assertGreater(job_ttl, ttl - 2)
def test_requeue(self):
"""FailedJobRegistry.requeue works properly"""
queue = Queue(connection=self.testconn)
job = queue.enqueue(div_by_zero, failure_ttl=5)
worker = Worker([queue])
worker.work(burst=True)
registry = FailedJobRegistry(connection=worker.connection)
self.assertTrue(job in registry)
registry.requeue(job.id)
self.assertFalse(job in registry)
self.assertIn(job.id, queue.get_job_ids())
job.refresh()
self.assertEqual(job.get_status(), JobStatus.QUEUED)
self.assertEqual(job.started_at, None)
self.assertEqual(job.ended_at, None)
worker.work(burst=True)
self.assertTrue(job in registry)
# Should also work with job instance
registry.requeue(job)
self.assertFalse(job in registry)
self.assertIn(job.id, queue.get_job_ids())
job.refresh()
self.assertEqual(job.get_status(), JobStatus.QUEUED)
worker.work(burst=True)
self.assertTrue(job in registry)
# requeue_job should work the same way
requeue_job(job.id, connection=self.testconn)
self.assertFalse(job in registry)
self.assertIn(job.id, queue.get_job_ids())
job.refresh()
self.assertEqual(job.get_status(), JobStatus.QUEUED)
worker.work(burst=True)
self.assertTrue(job in registry)
# And so does job.requeue()
job.requeue()
self.assertFalse(job in registry)
self.assertIn(job.id, queue.get_job_ids())
job.refresh()
self.assertEqual(job.get_status(), JobStatus.QUEUED)
def test_invalid_job(self):
"""Requeuing a job that's not in FailedJobRegistry raises an error."""
queue = Queue(connection=self.testconn)
job = queue.enqueue(say_hello)
registry = FailedJobRegistry(connection=self.testconn)
with self.assertRaises(InvalidJobOperation):
registry.requeue(job)
def test_worker_handle_job_failure(self):
"""Failed jobs are added to FailedJobRegistry"""
q = Queue(connection=self.testconn)
w = Worker([q])
registry = FailedJobRegistry(connection=w.connection)
timestamp = current_timestamp()
job = q.enqueue(div_by_zero, failure_ttl=5)
w.handle_job_failure(job, q)
# job is added to FailedJobRegistry with default failure ttl
self.assertIn(job.id, registry.get_job_ids())
self.assertLess(self.testconn.zscore(registry.key, job.id),
timestamp + DEFAULT_FAILURE_TTL + 5)
# job is added to FailedJobRegistry with specified ttl
job = q.enqueue(div_by_zero, failure_ttl=5)
w.handle_job_failure(job, q)
self.assertLess(self.testconn.zscore(registry.key, job.id),
timestamp + 7)