130 lines
4.5 KiB
Python
130 lines
4.5 KiB
Python
#
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# Copyright 2015 Red Hat. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""Fixtures used during Gabbi-based test runs."""
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import os
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from gabbi import fixture
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import mock
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from oslo_config import cfg
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from oslo_config import fixture as fixture_config
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from oslo_policy import opts
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from oslo_utils import uuidutils
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from six.moves.urllib import parse as urlparse
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import sqlalchemy_utils
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from aodh.api import app
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from aodh.api import rbac
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from aodh import service
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from aodh import storage
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# NOTE(chdent): Hack to restore semblance of global configuration to
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# pass to the WSGI app used per test suite. LOAD_APP_KWARGS are the olso
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# configuration, and the pecan application configuration of
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# which the critical part is a reference to the current indexer.
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LOAD_APP_KWARGS = None
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def setup_app():
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global LOAD_APP_KWARGS
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return app.load_app(**LOAD_APP_KWARGS)
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class ConfigFixture(fixture.GabbiFixture):
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"""Establish the relevant configuration for a test run."""
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def start_fixture(self):
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"""Set up config."""
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global LOAD_APP_KWARGS
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self.conf = None
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self.conn = None
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# Determine the database connection.
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db_url = os.environ.get(
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'AODH_TEST_STORAGE_URL', "").replace(
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"mysql://", "mysql+pymysql://")
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if not db_url:
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self.fail('No database connection configured')
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conf = service.prepare_service([], config_files=[])
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# NOTE(jd): prepare_service() is called twice: first by load_app() for
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# Pecan, then Pecan calls pastedeploy, which starts the app, which has
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# no way to pass the conf object so that Paste apps calls again
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# prepare_service. In real life, that's not a problem, but here we want
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# to be sure that the second time the same conf object is returned
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# since we tweaked it. To that, once we called prepare_service() we
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# mock it so it returns the same conf object.
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self.prepare_service = service.prepare_service
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service.prepare_service = mock.Mock()
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service.prepare_service.return_value = conf
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conf = fixture_config.Config(conf).conf
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self.conf = conf
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opts.set_defaults(self.conf)
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rbac.enforce = mock.Mock()
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conf.set_override('auth_mode', None, group='api')
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parsed_url = urlparse.urlparse(db_url)
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if parsed_url.scheme != 'sqlite':
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parsed_url = list(parsed_url)
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parsed_url[2] += '-%s' % uuidutils.generate_uuid(dashed=False)
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db_url = urlparse.urlunparse(parsed_url)
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conf.set_override('connection', db_url, group='database')
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if (parsed_url[0].startswith("mysql")
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or parsed_url[0].startswith("postgresql")):
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sqlalchemy_utils.create_database(conf.database.connection)
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self.conn = storage.get_connection_from_config(self.conf)
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self.conn.upgrade()
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LOAD_APP_KWARGS = {
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'conf': conf,
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}
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def stop_fixture(self):
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"""Reset the config and remove data."""
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if self.conn:
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self.conn.clear()
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if self.conf:
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self.conf.reset()
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service.prepare_service = self.prepare_service
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class CORSConfigFixture(fixture.GabbiFixture):
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"""Inject mock configuration for the CORS middleware."""
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def start_fixture(self):
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# Here we monkeypatch GroupAttr.__getattr__, necessary because the
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# paste.ini method of initializing this middleware creates its own
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# ConfigOpts instance, bypassing the regular config fixture.
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def _mock_getattr(instance, key):
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if key != 'allowed_origin':
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return self._original_call_method(instance, key)
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return "http://valid.example.com"
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self._original_call_method = cfg.ConfigOpts.GroupAttr.__getattr__
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cfg.ConfigOpts.GroupAttr.__getattr__ = _mock_getattr
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def stop_fixture(self):
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"""Remove the monkeypatch."""
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cfg.ConfigOpts.GroupAttr.__getattr__ = self._original_call_method
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