vmware-nsx/quantum/tests/base.py
Monty Taylor a1d52dc22d Add common test base class to hold common things.
There are several common fixtures that every test case wants. Following
the pattern in Nova, add a common base test case class to hold these things.

Change-Id: I2d2cd91e5051d9cbf230e6f48985d6eddcb7b58a
2013-03-05 18:07:14 -05:00

73 lines
2.4 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2010-2011 OpenStack, LLC
# 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.
"""Base Test Case for all Unit Tests"""
import os
import fixtures
from oslo.config import cfg
import testtools
CONF = cfg.CONF
TRUE_STRING = ['True', '1']
class BaseTestCase(testtools.TestCase):
def setUp(self):
super(BaseTestCase, self).setUp()
self.useFixture(fixtures.FakeLogger(
format="%(asctime)s %(levelname)8s [%(name)s] %(message)s"))
test_timeout = int(os.environ.get('OS_TEST_TIMEOUT', 0))
if test_timeout == -1:
test_timeout = 0
if test_timeout > 0:
self.useFixture(fixtures.Timeout(test_timeout, gentle=True))
# If someone does use tempfile directly, ensure that it's cleaned up
self.useFixture(fixtures.NestedTempfile())
self.useFixture(fixtures.TempHomeDir())
self.addCleanup(CONF.reset)
if os.environ.get('OS_STDOUT_NOCAPTURE') not in TRUE_STRING:
stdout = self.useFixture(fixtures.StringStream('stdout')).stream
self.useFixture(fixtures.MonkeyPatch('sys.stdout', stdout))
if os.environ.get('OS_STDERR_NOCAPTURE') not in TRUE_STRING:
stderr = self.useFixture(fixtures.StringStream('stderr')).stream
self.useFixture(fixtures.MonkeyPatch('sys.stderr', stderr))
def config(self, **kw):
"""
Override some configuration values.
The keyword arguments are the names of configuration options to
override and their values.
If a group argument is supplied, the overrides are applied to
the specified configuration option group.
All overrides are automatically cleared at the end of the current
test by the fixtures cleanup process.
"""
group = kw.pop('group', None)
for k, v in kw.iteritems():
CONF.set_override(k, v, group)