OpenStack Testing (Tempest) of an existing cloud
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# Copyright 2012 OpenStack Foundation
# 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
# 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 os
import sys
import fixtures
import pkg_resources
import testtools
def _handle_skip_exception():
stestr_version = pkg_resources.parse_version(
stestr_min = pkg_resources.parse_version('2.5.0')
new_stestr = (stestr_version >= stestr_min)
import unittest
import unittest2
if sys.version_info >= (3, 5) and new_stestr:
testtools.TestCase.skipException =
testtools.TestCase.skipException =
except Exception:
class BaseTestCase(testtools.testcase.WithAttributes, testtools.TestCase):
setUpClassCalled = False
# NOTE(sdague): log_format is defined inline here instead of using the oslo
# default because going through the config path recouples config to the
# stress tests too early, and depending on testr order will fail unit tests
log_format = ('%(asctime)s %(process)d %(levelname)-8s '
'[%(name)s] %(message)s')
def setUpClass(cls):
if hasattr(super(BaseTestCase, cls), 'setUpClass'):
super(BaseTestCase, cls).setUpClass()
cls.setUpClassCalled = True
# TODO(gmann): cls.handle_skip_exception is really workaround for
# testtools bug-
# stestr which is used by Tempest internally to run the test switch
# the customize test runner(which use stdlib unittest) for >=py3.5
# else
# These two test runner are not compatible due to skip exception
# handling(due to unittest2). treat unittestt.SkipTest
# as error and stdlib unittest treat raised
# by testtools.TestCase.skipException.
# The below workaround can be removed once testtools fix issue# 272.
cls.orig_skip_exception = testtools.TestCase.skipException
def tearDownClass(cls):
if hasattr(super(BaseTestCase, cls), 'tearDownClass'):
super(BaseTestCase, cls).tearDownClass()
def setUp(self):
testtools.TestCase.skipException = self.orig_skip_exception
super(BaseTestCase, self).setUp()
if not self.setUpClassCalled:
raise RuntimeError("setUpClass does not calls the super's "
"setUpClass in {!r}".format(type(self)))
test_timeout = os.environ.get('OS_TEST_TIMEOUT', 0)
test_timeout = int(test_timeout)
except ValueError:
test_timeout = 0
if test_timeout > 0:
self.useFixture(fixtures.Timeout(test_timeout, gentle=True))
if (os.environ.get('OS_STDOUT_CAPTURE') == 'True' or
os.environ.get('OS_STDOUT_CAPTURE') == '1'):
stdout = self.useFixture(fixtures.StringStream('stdout')).stream
self.useFixture(fixtures.MonkeyPatch('sys.stdout', stdout))
if (os.environ.get('OS_STDERR_CAPTURE') == 'True' or
os.environ.get('OS_STDERR_CAPTURE') == '1'):
stderr = self.useFixture(fixtures.StringStream('stderr')).stream
self.useFixture(fixtures.MonkeyPatch('sys.stderr', stderr))
if (os.environ.get('OS_LOG_CAPTURE') != 'False' and
os.environ.get('OS_LOG_CAPTURE') != '0'):