/usr/lib/python2.7/dist-packages/magnum/tests/unit/db/base.py is in python-magnum 3.1.1-5.
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# 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.
"""Magnum DB test base class."""
import fixtures
from oslo_config import cfg
from magnum.db import api as dbapi
from magnum.db.sqlalchemy import api as sqla_api
from magnum.db.sqlalchemy import migration
from magnum.db.sqlalchemy import models
from magnum.tests import base
CONF = cfg.CONF
_DB_CACHE = None
class Database(fixtures.Fixture):
def __init__(self, db_api, db_migrate, sql_connection):
self.sql_connection = sql_connection
self.engine = db_api.get_engine()
self.engine.dispose()
conn = self.engine.connect()
self.setup_sqlite(db_migrate)
self.post_migrations()
self._DB = "".join(line for line in conn.connection.iterdump())
self.engine.dispose()
def setup_sqlite(self, db_migrate):
if db_migrate.version():
return
models.Base.metadata.create_all(self.engine)
db_migrate.stamp('head')
def _setUp(self):
conn = self.engine.connect()
conn.connection.executescript(self._DB)
self.addCleanup(self.engine.dispose)
def post_migrations(self):
"""Any addition steps that are needed outside of the migrations."""
class DbTestCase(base.TestCase):
def setUp(self):
super(DbTestCase, self).setUp()
self.dbapi = dbapi.get_instance()
global _DB_CACHE
if not _DB_CACHE:
_DB_CACHE = Database(sqla_api, migration,
sql_connection=CONF.database.connection)
self.useFixture(_DB_CACHE)
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