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caches: use repo.lru based Dict cache. This LRUDict uses Timing Algo to not have to use locking...
caches: use repo.lru based Dict cache. This LRUDict uses Timing Algo to not have to use locking for the LRU implementation, this it's safer to use for dogpile. We used it before with beaker, so it's generally more stable.

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test_caches.py
108 lines | 3.5 KiB | text/x-python | PythonLexer
# -*- coding: utf-8 -*-
# Copyright (C) 2016-2018 RhodeCode GmbH
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License, version 3
# (only), as published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# This program is dual-licensed. If you wish to learn more about the
# RhodeCode Enterprise Edition, including its added features, Support services,
# and proprietary license terms, please see https://rhodecode.com/licenses/
import time
import pytest
from rhodecode.lib import rc_cache
@pytest.mark.usefixtures('app')
class TestCaches(object):
def test_cache_decorator_init_not_configured(self):
with pytest.raises(EnvironmentError):
rc_cache.get_or_create_region('dontexist')
@pytest.mark.parametrize('region_name', [
'cache_perms', u'cache_perms',
])
def test_cache_decorator_init(self, region_name):
namespace = region_name
cache_region = rc_cache.get_or_create_region(
region_name, region_namespace=namespace)
assert cache_region
@pytest.mark.parametrize('example_input', [
('',),
(u'/ac',),
(u'/ac', 1, 2, object()),
(u'/ęćc', 1, 2, object()),
('/ąac',),
(u'/ac', ),
])
def test_cache_manager_create_key(self, example_input):
key = rc_cache.utils.compute_key_from_params(*example_input)
assert key
@pytest.mark.parametrize('example_namespace', [
'namespace', None
])
@pytest.mark.parametrize('example_input', [
('',),
(u'/ac',),
(u'/ac', 1, 2, object()),
(u'/ęćc', 1, 2, object()),
('/ąac',),
(u'/ac', ),
])
def test_cache_keygen(self, example_input, example_namespace):
def func_wrapped():
return 1
func = rc_cache.utils.key_generator(example_namespace, func_wrapped)
key = func(*example_input)
assert key
def test_store_value_in_cache(self):
cache_region = rc_cache.get_or_create_region('cache_perms')
# make sure we empty the cache now
cache_region.delete_multi(cache_region.backend.list_keys())
assert cache_region.backend.list_keys() == []
@cache_region.conditional_cache_on_arguments(expiration_time=5)
def compute(key):
return time.time()
for x in range(10):
compute(x)
assert len(set(cache_region.backend.list_keys())) == 10
def test_store_and_get_value_from_region(self):
cache_region = rc_cache.get_or_create_region('cache_perms')
# make sure we empty the cache now
for key in cache_region.backend.list_keys():
cache_region.delete(key)
assert cache_region.backend.list_keys() == []
@cache_region.conditional_cache_on_arguments(expiration_time=5)
def compute(key):
return time.time()
result = set()
for x in range(10):
ret = compute('x')
result.add(ret)
# once computed we have only one value (the same from cache)
# after executing it 10x
assert len(result) == 1