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# Copyright 2013 IBM Corp.
#
# 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.
from keystone.common import sql
from keystone import test
class TestBase(test.TestCase):
def tearDown(self):
sql.set_global_engine(None)
super(TestBase, self).tearDown()
def test_get_engine_global(self):
# If call get_engine() twice, get the same global engine.
base = sql.Base()
engine1 = base.get_engine()
self.assertIsNotNone(engine1)
engine2 = base.get_engine()
self.assertIs(engine1, engine2)
def test_get_engine_not_global(self):
# If call get_engine() twice, once with allow_global_engine=True
# and once with allow_global_engine=False, get different engines.
base = sql.Base()
engine1 = base.get_engine()
engine2 = base.get_engine(allow_global_engine=False)
self.assertIsNot(engine1, engine2)
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