Files
glance/tests/unit/test_migrations.py
2011-03-16 12:11:56 -04:00

54 lines
1.8 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2010-2011 OpenStack, LLC
# 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 unittest
import glance.registry.db.migration as migration_api
import glance.registry.db.api as api
import glance.common.config as config
class TestMigrations(unittest.TestCase):
"""Test sqlalchemy-migrate migrations"""
def setUp(self):
self.db_path = "glance_test_migration.sqlite"
sql_connection = os.environ.get('GLANCE_SQL_CONNECTION',
"sqlite:///%s" % self.db_path)
self.options = dict(sql_connection=sql_connection,
verbose=False)
config.setup_logging(self.options, {})
def tearDown(self):
api.configure_db(self.options)
api.unregister_models()
def test_db_sync_downgrade_then_upgrade(self):
migration_api.db_sync(self.options)
latest = migration_api.db_version(self.options)
migration_api.downgrade(self.options, latest - 1)
cur_version = migration_api.db_version(self.options)
self.assertEqual(cur_version, latest - 1)
migration_api.upgrade(self.options, cur_version + 1)
cur_version = migration_api.db_version(self.options)
self.assertEqual(cur_version, latest)