4b9336b170
Cells config options are in a 'cells' config group, and this is needed to support the tests. Fixes bug 1079378 Change-Id: I6b6f2f9f5430b8bab8194a2766fe8075e45d92b1
147 lines
4.4 KiB
Python
147 lines
4.4 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
|
|
|
|
# Copyright 2010 United States Government as represented by the
|
|
# Administrator of the National Aeronautics and Space Administration.
|
|
# 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 classes for our unit tests.
|
|
|
|
Allows overriding of flags for use of fakes, and some black magic for
|
|
inline callbacks.
|
|
|
|
"""
|
|
|
|
import sys
|
|
import uuid
|
|
|
|
from fixtures import EnvironmentVariable
|
|
import mox
|
|
import stubout
|
|
import testtools
|
|
|
|
from nova import config
|
|
from nova import flags
|
|
from nova.openstack.common import cfg
|
|
from nova.openstack.common import log as logging
|
|
from nova.openstack.common import timeutils
|
|
from nova import service
|
|
from nova import tests
|
|
from nova.tests import fake_flags
|
|
|
|
|
|
test_opts = [
|
|
cfg.StrOpt('sqlite_clean_db',
|
|
default='clean.sqlite',
|
|
help='File name of clean sqlite db'),
|
|
cfg.BoolOpt('fake_tests',
|
|
default=True,
|
|
help='should we use everything for testing'),
|
|
]
|
|
|
|
CONF = config.CONF
|
|
CONF.register_opts(test_opts)
|
|
|
|
LOG = logging.getLogger(__name__)
|
|
|
|
|
|
class TestingException(Exception):
|
|
pass
|
|
|
|
|
|
class TestCase(testtools.TestCase):
|
|
"""Test case base class for all unit tests."""
|
|
|
|
def setUp(self):
|
|
"""Run before each test method to initialize test environment."""
|
|
super(TestCase, self).setUp()
|
|
|
|
fake_flags.set_defaults(CONF)
|
|
config.parse_args([], default_config_files=[])
|
|
|
|
# NOTE(vish): We need a better method for creating fixtures for tests
|
|
# now that we have some required db setup for the system
|
|
# to work properly.
|
|
self.start = timeutils.utcnow()
|
|
tests.reset_db()
|
|
|
|
# emulate some of the mox stuff, we can't use the metaclass
|
|
# because it screws with our generators
|
|
self.mox = mox.Mox()
|
|
self.stubs = stubout.StubOutForTesting()
|
|
self.injected = []
|
|
self._services = []
|
|
self._modules = {}
|
|
self.useFixture(EnvironmentVariable('http_proxy'))
|
|
|
|
def tearDown(self):
|
|
"""Runs after each test method to tear down test environment."""
|
|
try:
|
|
self.mox.UnsetStubs()
|
|
self.stubs.UnsetAll()
|
|
self.stubs.SmartUnsetAll()
|
|
self.mox.VerifyAll()
|
|
super(TestCase, self).tearDown()
|
|
finally:
|
|
# Reset any overridden flags
|
|
CONF.reset()
|
|
|
|
# Unstub modules
|
|
for name, mod in self._modules.iteritems():
|
|
if mod is not None:
|
|
sys.modules[name] = mod
|
|
else:
|
|
sys.modules.pop(name)
|
|
self._modules = {}
|
|
|
|
# Stop any timers
|
|
for x in self.injected:
|
|
try:
|
|
x.stop()
|
|
except AssertionError:
|
|
pass
|
|
|
|
# Kill any services
|
|
for x in self._services:
|
|
try:
|
|
x.kill()
|
|
except Exception:
|
|
pass
|
|
|
|
# Delete attributes that don't start with _ so they don't pin
|
|
# memory around unnecessarily for the duration of the test
|
|
# suite
|
|
for key in [k for k in self.__dict__.keys() if k[0] != '_']:
|
|
del self.__dict__[key]
|
|
|
|
def stub_module(self, name, mod):
|
|
if name not in self._modules:
|
|
self._modules[name] = sys.modules.get(name)
|
|
sys.modules[name] = mod
|
|
|
|
def flags(self, **kw):
|
|
"""Override flag variables for a test."""
|
|
group = kw.pop('group', None)
|
|
for k, v in kw.iteritems():
|
|
CONF.set_override(k, v, group)
|
|
|
|
def start_service(self, name, host=None, **kwargs):
|
|
host = host and host or uuid.uuid4().hex
|
|
kwargs.setdefault('host', host)
|
|
kwargs.setdefault('binary', 'nova-%s' % name)
|
|
svc = service.Service.create(**kwargs)
|
|
svc.start()
|
|
self._services.append(svc)
|
|
return svc
|