/usr/lib/python2.7/dist-packages/celery/tests/backends/test_redis.py is in python-celery 3.1.20-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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from datetime import timedelta
from pickle import loads, dumps
from celery import signature
from celery import states
from celery import group
from celery import uuid
from celery.datastructures import AttributeDict
from celery.exceptions import ImproperlyConfigured
from celery.utils.timeutils import timedelta_seconds
from celery.tests.case import (
AppCase, Mock, MockCallbacks, SkipTest, depends_on_current_app, patch,
)
class Connection(object):
connected = True
def disconnect(self):
self.connected = False
class Pipeline(object):
def __init__(self, client):
self.client = client
self.steps = []
def __getattr__(self, attr):
def add_step(*args, **kwargs):
self.steps.append((getattr(self.client, attr), args, kwargs))
return self
return add_step
def __enter__(self):
return self
def __exit__(self, type, value, traceback):
pass
def execute(self):
return [step(*a, **kw) for step, a, kw in self.steps]
class Redis(MockCallbacks):
Connection = Connection
Pipeline = Pipeline
def __init__(self, host=None, port=None, db=None, password=None, **kw):
self.host = host
self.port = port
self.db = db
self.password = password
self.keyspace = {}
self.expiry = {}
self.connection = self.Connection()
def get(self, key):
return self.keyspace.get(key)
def setex(self, key, value, expires):
self.set(key, value)
self.expire(key, expires)
def set(self, key, value):
self.keyspace[key] = value
def expire(self, key, expires):
self.expiry[key] = expires
return expires
def delete(self, key):
return bool(self.keyspace.pop(key, None))
def pipeline(self):
return self.Pipeline(self)
def _get_list(self, key):
try:
return self.keyspace[key]
except KeyError:
l = self.keyspace[key] = []
return l
def rpush(self, key, value):
self._get_list(key).append(value)
def lrange(self, key, start, stop):
return self._get_list(key)[start:stop]
def llen(self, key):
return len(self.keyspace.get(key) or [])
class redis(object):
VERSION = (2, 4, 10)
Redis = Redis
class ConnectionPool(object):
def __init__(self, **kwargs):
pass
class UnixDomainSocketConnection(object):
def __init__(self, **kwargs):
pass
class test_RedisBackend(AppCase):
def get_backend(self):
from celery.backends.redis import RedisBackend
class _RedisBackend(RedisBackend):
redis = redis
return _RedisBackend
def setup(self):
self.Backend = self.get_backend()
@depends_on_current_app
def test_reduce(self):
try:
from celery.backends.redis import RedisBackend
x = RedisBackend(app=self.app, new_join=True)
self.assertTrue(loads(dumps(x)))
except ImportError:
raise SkipTest('redis not installed')
def test_no_redis(self):
self.Backend.redis = None
with self.assertRaises(ImproperlyConfigured):
self.Backend(app=self.app, new_join=True)
def test_url(self):
x = self.Backend(
'redis://:bosco@vandelay.com:123//1', app=self.app,
new_join=True,
)
self.assertTrue(x.connparams)
self.assertEqual(x.connparams['host'], 'vandelay.com')
self.assertEqual(x.connparams['db'], 1)
self.assertEqual(x.connparams['port'], 123)
self.assertEqual(x.connparams['password'], 'bosco')
def test_socket_url(self):
x = self.Backend(
'socket:///tmp/redis.sock?virtual_host=/3', app=self.app,
new_join=True,
)
self.assertTrue(x.connparams)
self.assertEqual(x.connparams['path'], '/tmp/redis.sock')
self.assertIs(
x.connparams['connection_class'],
redis.UnixDomainSocketConnection,
)
self.assertNotIn('host', x.connparams)
self.assertNotIn('port', x.connparams)
self.assertEqual(x.connparams['db'], 3)
def test_compat_propertie(self):
x = self.Backend(
'redis://:bosco@vandelay.com:123//1', app=self.app,
new_join=True,
)
with self.assertPendingDeprecation():
self.assertEqual(x.host, 'vandelay.com')
with self.assertPendingDeprecation():
self.assertEqual(x.db, 1)
with self.assertPendingDeprecation():
self.assertEqual(x.port, 123)
with self.assertPendingDeprecation():
self.assertEqual(x.password, 'bosco')
def test_conf_raises_KeyError(self):
self.app.conf = AttributeDict({
'CELERY_RESULT_SERIALIZER': 'json',
'CELERY_MAX_CACHED_RESULTS': 1,
'CELERY_ACCEPT_CONTENT': ['json'],
'CELERY_TASK_RESULT_EXPIRES': None,
})
self.Backend(app=self.app, new_join=True)
def test_expires_defaults_to_config(self):
self.app.conf.CELERY_TASK_RESULT_EXPIRES = 10
b = self.Backend(expires=None, app=self.app, new_join=True)
self.assertEqual(b.expires, 10)
def test_expires_is_int(self):
b = self.Backend(expires=48, app=self.app, new_join=True)
self.assertEqual(b.expires, 48)
def test_set_new_join_from_url_query(self):
b = self.Backend('redis://?new_join=True;foobar=1', app=self.app)
self.assertEqual(b.on_chord_part_return, b._new_chord_return)
self.assertEqual(b.apply_chord, b._new_chord_apply)
def test_default_is_old_join(self):
b = self.Backend(app=self.app)
self.assertNotEqual(b.on_chord_part_return, b._new_chord_return)
self.assertNotEqual(b.apply_chord, b._new_chord_apply)
def test_expires_is_None(self):
b = self.Backend(expires=None, app=self.app, new_join=True)
self.assertEqual(b.expires, timedelta_seconds(
self.app.conf.CELERY_TASK_RESULT_EXPIRES))
def test_expires_is_timedelta(self):
b = self.Backend(
expires=timedelta(minutes=1), app=self.app, new_join=1,
)
self.assertEqual(b.expires, 60)
def test_apply_chord(self):
self.Backend(app=self.app, new_join=True).apply_chord(
group(app=self.app), (), 'group_id', {},
result=[self.app.AsyncResult(x) for x in [1, 2, 3]],
)
def test_mget(self):
b = self.Backend(app=self.app, new_join=True)
self.assertTrue(b.mget(['a', 'b', 'c']))
b.client.mget.assert_called_with(['a', 'b', 'c'])
def test_set_no_expire(self):
b = self.Backend(app=self.app, new_join=True)
b.expires = None
b.set('foo', 'bar')
@patch('celery.result.GroupResult.restore')
def test_on_chord_part_return(self, restore):
b = self.Backend(app=self.app, new_join=True)
def create_task():
tid = uuid()
task = Mock(name='task-{0}'.format(tid))
task.name = 'foobarbaz'
self.app.tasks['foobarbaz'] = task
task.request.chord = signature(task)
task.request.id = tid
task.request.chord['chord_size'] = 10
task.request.group = 'group_id'
return task
tasks = [create_task() for i in range(10)]
for i in range(10):
b.on_chord_part_return(tasks[i], states.SUCCESS, i)
self.assertTrue(b.client.rpush.call_count)
b.client.rpush.reset_mock()
self.assertTrue(b.client.lrange.call_count)
gkey = b.get_key_for_group('group_id', '.j')
b.client.delete.assert_called_with(gkey)
b.client.expire.assert_called_with(gkey, 86400)
def test_process_cleanup(self):
self.Backend(app=self.app, new_join=True).process_cleanup()
def test_get_set_forget(self):
b = self.Backend(app=self.app, new_join=True)
tid = uuid()
b.store_result(tid, 42, states.SUCCESS)
self.assertEqual(b.get_status(tid), states.SUCCESS)
self.assertEqual(b.get_result(tid), 42)
b.forget(tid)
self.assertEqual(b.get_status(tid), states.PENDING)
def test_set_expires(self):
b = self.Backend(expires=512, app=self.app, new_join=True)
tid = uuid()
key = b.get_key_for_task(tid)
b.store_result(tid, 42, states.SUCCESS)
b.client.expire.assert_called_with(
key, 512,
)
|