glance/glance/tests/unit/base.py

87 lines
2.9 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# 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
#
# 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.
import json
import os
import shutil
import fixtures
from oslo.config import cfg
from glance import store
from glance.store import location
from glance.store import sheepdog
from glance.tests import stubs
from glance.tests import utils as test_utils
CONF = cfg.CONF
CONF.import_opt('filesystem_store_datadir', 'glance.store.filesystem')
CONF.import_opt('sql_connection', 'glance.db.sqlalchemy.api')
class StoreClearingUnitTest(test_utils.BaseTestCase):
def setUp(self):
super(StoreClearingUnitTest, self).setUp()
# Ensure stores + locations cleared
location.SCHEME_TO_CLS_MAP = {}
self._create_stores()
self.addCleanup(setattr, location, 'SCHEME_TO_CLS_MAP', dict())
def _create_stores(self):
"""Create known stores. Mock out sheepdog's subprocess dependency
on collie.
"""
self.stubs.Set(sheepdog.Store, 'configure_add', lambda x: None)
store.create_stores()
class IsolatedUnitTest(StoreClearingUnitTest):
"""
Unit test case that establishes a mock environment within
a testing directory (in isolation)
"""
registry = None
def setUp(self):
super(IsolatedUnitTest, self).setUp()
self.test_dir = self.useFixture(fixtures.TempDir()).path
policy_file = self._copy_data_file('policy.json', self.test_dir)
self.config(sql_connection='sqlite://',
verbose=False,
debug=False,
default_store='filesystem',
filesystem_store_datadir=os.path.join(self.test_dir),
policy_file=policy_file,
lock_path=os.path.join(self.test_dir))
stubs.stub_out_registry_and_store_server(self.stubs,
self.test_dir,
registry=self.registry)
def _copy_data_file(self, file_name, dst_dir):
src_file_name = os.path.join('glance/tests/etc', file_name)
shutil.copy(src_file_name, dst_dir)
dst_file_name = os.path.join(dst_dir, file_name)
return dst_file_name
def set_policy_rules(self, rules):
fap = open(CONF.policy_file, 'w')
fap.write(json.dumps(rules))
fap.close()