/usr/lib/python2.7/dist-packages/oslotest/base.py is in python-oslotest 0.1-1ubuntu3.
This file is owned by root:root, with mode 0o644.
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# 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.
"""Common utilities used in testing"""
import logging
import os
import tempfile
import fixtures
import testtools
_TRUE_VALUES = ('True', 'true', '1', 'yes')
_LOG_FORMAT = "%(levelname)8s [%(name)s] %(message)s"
class BaseTestCase(testtools.TestCase):
def setUp(self):
super(BaseTestCase, self).setUp()
self._set_timeout()
self._fake_output()
self._fake_logs()
self.useFixture(fixtures.NestedTempfile())
self.useFixture(fixtures.TempHomeDir())
def _set_timeout(self):
test_timeout = os.environ.get('OS_TEST_TIMEOUT', 0)
try:
test_timeout = int(test_timeout)
except ValueError:
# If timeout value is invalid do not set a timeout.
test_timeout = 0
if test_timeout > 0:
self.useFixture(fixtures.Timeout(test_timeout, gentle=True))
def _fake_output(self):
if os.environ.get('OS_STDOUT_CAPTURE') in _TRUE_VALUES:
stdout = self.useFixture(fixtures.StringStream('stdout')).stream
self.useFixture(fixtures.MonkeyPatch('sys.stdout', stdout))
if os.environ.get('OS_STDERR_CAPTURE') in _TRUE_VALUES:
stderr = self.useFixture(fixtures.StringStream('stderr')).stream
self.useFixture(fixtures.MonkeyPatch('sys.stderr', stderr))
def _fake_logs(self):
if os.environ.get('OS_DEBUG') in _TRUE_VALUES:
level = logging.DEBUG
else:
level = logging.INFO
capture_logs = os.environ.get('OS_LOG_CAPTURE') in _TRUE_VALUES
if capture_logs:
self.useFixture(
fixtures.FakeLogger(
format=_LOG_FORMAT,
level=level,
nuke_handlers=capture_logs,
)
)
else:
logging.basicConfig(format=_LOG_FORMAT, level=level)
def create_tempfiles(self, files, ext='.conf'):
tempfiles = []
for (basename, contents) in files:
if not os.path.isabs(basename):
(fd, path) = tempfile.mkstemp(prefix=basename, suffix=ext)
else:
path = basename + ext
fd = os.open(path, os.O_CREAT | os.O_WRONLY)
tempfiles.append(path)
try:
os.write(fd, contents)
finally:
os.close(fd)
return tempfiles
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