88 lines
3.0 KiB
Python
88 lines
3.0 KiB
Python
# Copyright (c) 2013 Hewlett-Packard Development Company, L.P.
|
|
# 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
|