OpenStack Study: test_base.py

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# vim: tabstop=4 shiftwidth=4 softtabstop=4

# Copyright 2013 Big Switch Networks, Inc.

# 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 os

import mock

from oslo.config import cfg

import neutron.common.test_lib as test_lib

from neutron.db import api as db

from neutron.plugins.bigswitch import config

from neutron.tests.unit.bigswitch import fake_server

RESTPROXY_PKG_PATH = 'neutron.plugins.bigswitch.plugin'

NOTIFIER = 'neutron.plugins.bigswitch.plugin.AgentNotifierApi'

CALLBACKS = 'neutron.plugins.bigswitch.plugin.RestProxyCallbacks'

CERTFETCH = 'neutron.plugins.bigswitch.servermanager.ServerPool._fetch_cert'

SERVER_MANAGER = 'neutron.plugins.bigswitch.servermanager'

HTTPCON = 'httplib.HTTPConnection'

SPAWN = 'eventlet.GreenPool.spawn_n'

CWATCH = SERVER_MANAGER + '.ServerPool._consistency_watchdog'

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class BigSwitchTestBase(object):

_plugin_name = ('%s.NeutronRestProxyV2' % RESTPROXY_PKG_PATH)

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    def setup_config_files(self):

        etc_path = os.path.join(os.path.dirname(__file__), 'etc')

        test_lib.test_config['config_files'] = [os.path.join(etc_path,

                                                'restproxy.ini.test')]

        self.addCleanup(cfg.CONF.reset)

        config.register_config()

        # Only try SSL on SSL tests

        cfg.CONF.set_override('server_ssl', False, 'RESTPROXY')

        cfg.CONF.set_override('ssl_cert_directory',

                              os.path.join(etc_path, 'ssl'), 'RESTPROXY')

        # The mock interferes with HTTP(S) connection caching

        cfg.CONF.set_override('cache_connections', False, 'RESTPROXY')

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    def setup_patches(self):

        self.httpPatch = mock.patch(HTTPCON, create=True,

                                    new=fake_server.HTTPConnectionMock)

        self.plugin_notifier_p = mock.patch(NOTIFIER)

        self.callbacks_p = mock.patch(CALLBACKS)

        self.spawn_p = mock.patch(SPAWN)

        self.watch_p = mock.patch(CWATCH)

        self.addCleanup(db.clear_db)

        self.callbacks_p.start()

        self.plugin_notifier_p.start()

        self.httpPatch.start()

        self.spawn_p.start()

        self.watch_p.start()