tempest/common/tempest_fixtures.py

# vim: tabstop=4 shiftwidth=4 softtabstop=4

# Copyright 2013 IBM Corp.
# All Rights Reserved.
#
#    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.

import fixtures

from tempest.openstack.common import lockutils


class LockFixture(fixtures.Fixture):
    def __init__(self, name):
        self.mgr = lockutils.lock(name, 'tempest-', True)

    def setUp(self):
        super(LockFixture, self).setUp()
        self.addCleanup(self.mgr.__exit__, None, None, None)
        self.mgr.__enter__()