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# Copyright (c) 2012 OpenStack Foundation.

#

# 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

from neutron.common import config # noqa

from neutron.tests import base

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class ConfigurationTest(base.BaseTestCase):

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    def test_defaults(self):

        self.assertEqual('0.0.0.0', cfg.CONF.bind_host)

        self.assertEqual(9696, cfg.CONF.bind_port)

        self.assertEqual('api-paste.ini', cfg.CONF.api_paste_config)

        self.assertEqual('', cfg.CONF.api_extensions_path)

        self.assertEqual('policy.json', cfg.CONF.policy_file)

        self.assertEqual('keystone', cfg.CONF.auth_strategy)

        self.assertIsNone(cfg.CONF.core_plugin)

        self.assertEqual(0, len(cfg.CONF.service_plugins))

        self.assertEqual('fa:16:3e:00:00:00', cfg.CONF.base_mac)

        self.assertEqual(16, cfg.CONF.mac_generation_retries)

        self.assertTrue(cfg.CONF.allow_bulk)

        self.assertEqual(5, cfg.CONF.max_dns_nameservers)

        self.assertEqual(20, cfg.CONF.max_subnet_host_routes)

        relative_dir = os.path.join(os.path.dirname(__file__),

                                    '..', '..', '..')

        absolute_dir = os.path.abspath(relative_dir)

        self.assertEqual(absolute_dir, cfg.CONF.state_path)

        self.assertEqual(86400, cfg.CONF.dhcp_lease_duration)

        self.assertFalse(cfg.CONF.allow_overlapping_ips)

        self.assertEqual('neutron', cfg.CONF.control_exchange)

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    def test_load_paste_app_not_found(self):

        self.config(api_paste_config='no_such_file.conf')

        with mock.patch.object(cfg.CONF, 'find_file', return_value=None) as ff:

            e = self.assertRaises(cfg.ConfigFilesNotFoundError,

                                  config.load_paste_app, 'app')

            ff.assert_called_once_with('no_such_file.conf')

            self.assertEqual(['no_such_file.conf'], e.config_files)