def test_memcache(self, mask_modules):
with self.mock_memcache():
with conftest.reset_modules('celery.backends.cache'):
from celery.backends import cache
cache._imp = [None]
assert (cache.get_best_memcache()[0]().__module__ ==
'memcache')
def test_cached(self):
with self.mock_pylibmc():
with conftest.reset_modules('celery.backends.cache'):
from celery.backends import cache
cache._imp = [None]
cache.get_best_memcache()[0](behaviors={'foo': 'bar'})
assert cache._imp[0]
cache.get_best_memcache()[0]()
def test_pylibmc_bytes_key(self):
with conftest.reset_modules('celery.backends.cache'):
with self.mock_pylibmc():
from celery.backends import cache
cache._imp = [None]
task_id, result = str_to_bytes(uuid()), 42
b = cache.CacheBackend(backend='memcache', app=self.app)
b.store_result(task_id, result, state=states.SUCCESS)
assert b.get_result(task_id) == result
def test_no_implementations(self, mask_modules):
with conftest.reset_modules('celery.backends.cache'):
from celery.backends import cache
cache._imp = [None]
with pytest.raises(ImproperlyConfigured):
cache.get_best_memcache()
def test_pylibmc(self):
with self.mock_pylibmc():
with conftest.reset_modules('celery.backends.cache'):
from celery.backends import cache
cache._imp = [None]
assert cache.get_best_memcache()[0].__module__ == 'pylibmc'