horizon/horizon/test/unit/utils/test_memoized.py

38 lines
1.2 KiB
Python

# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from horizon.test import helpers as test
from horizon.utils import memoized
class MemoizedTests(test.TestCase):
def test_memoized_decorator_cache_on_next_call(self):
values_list = []
@memoized.memoized
def cache_calls(remove_from):
values_list.append(remove_from)
return True
def non_cached_calls(remove_from):
values_list.append(remove_from)
return True
for x in range(0, 5):
non_cached_calls(1)
self.assertEqual(5, len(values_list))
values_list = []
for x in range(0, 5):
cache_calls(1)
self.assertEqual(1, len(values_list))