tooz/tooz/tests/test_etcd.py

46 lines
1.6 KiB
Python

# -*- coding: utf-8 -*-
#
# Copyright 2016 Red Hat, Inc.
#
# 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 unittest import mock
from testtools import testcase
import tooz.coordination
class TestEtcd(testcase.TestCase):
FAKE_URL = "etcd://mocked-not-really-localhost:2379"
FAKE_MEMBER_ID = "mocked-not-really-member"
def setUp(self):
super(TestEtcd, self).setUp()
self._coord = tooz.coordination.get_coordinator(self.FAKE_URL,
self.FAKE_MEMBER_ID)
def test_multiple_locks_etcd_wait_index(self):
lock = self._coord.get_lock('mocked-not-really-random')
return_values = [
{'errorCode': {}, 'node': {}, 'index': 10},
{'errorCode': None, 'node': {}, 'index': 10}
]
with mock.patch.object(lock.client, 'put', side_effect=return_values):
with mock.patch.object(lock.client, 'get') as mocked_get:
self.assertTrue(lock.acquire())
mocked_get.assert_called_once()
call = str(mocked_get.call_args)
self.assertIn("waitIndex=11", call)