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OpenStack Study: test_core.py

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# 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.

"""Unit tests for core identity behavior."""

import os

import uuid

import mock

import testtools

from keystone import config

from keystone import exception

from keystone import identity

from keystone import tests

CONF = config.CONF

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class TestDomainConfigs(testtools.TestCase):

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    def setUp(self):

        super(TestDomainConfigs, self).setUp()

        self.addCleanup(CONF.reset)

        self.tmp_dir = tests.dirs.tmp()

        CONF.set_override('domain_config_dir', self.tmp_dir, 'identity')

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    def test_config_for_nonexistent_domain(self):

        """Having a config for a non-existent domain will be ignored.

        There are no assertions in this test because there are no side

        effects. If there is a config file for a domain that does not

        exist it should be ignored.

        """

        domain_id = uuid.uuid4().hex

        domain_config_filename = os.path.join(self.tmp_dir,

                                              'keystone.%s.conf' % domain_id)

        self.addCleanup(lambda: os.remove(domain_config_filename))

        with open(domain_config_filename, 'w'):

            """Write an empty config file."""

        e = exception.DomainNotFound(domain_id=domain_id)

        mock_assignment_api = mock.Mock()

        mock_assignment_api.get_domain_by_name.side_effect = e

        domain_config = identity.DomainConfigs()

        fake_standard_driver = None

        domain_config.setup_domain_drivers(fake_standard_driver,

                                           mock_assignment_api)