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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.
import mock
from oslotest import base as test_base
from oslo.db.sqlalchemy.migration_cli import ext_alembic
from oslo.db.sqlalchemy.migration_cli import ext_migrate
from oslo.db.sqlalchemy.migration_cli import manager
class MockWithCmp(mock.MagicMock):
order = 0
def __cmp__(self, other):
return self.order > other.order
@mock.patch(('oslo.db.sqlalchemy.migration_cli.'
'ext_alembic.alembic.command'))
class TestAlembicExtension(test_base.BaseTestCase):
def setUp(self):
self.migration_config = {'alembic_ini_path': '.',
'db_url': 'sqlite://'}
self.alembic = ext_alembic.AlembicExtension(self.migration_config)
super(TestAlembicExtension, self).setUp()
def test_check_enabled_true(self, command):
"""Check enabled returns True
Verifies that enabled returns True on non empty
alembic_ini_path conf variable
"""
self.assertTrue(self.alembic.enabled)
def test_check_enabled_false(self, command):
"""Check enabled returns False
Verifies enabled returns False on empty alembic_ini_path variable
"""
self.migration_config['alembic_ini_path'] = ''
alembic = ext_alembic.AlembicExtension(self.migration_config)
self.assertFalse(alembic.enabled)
def test_upgrade_none(self, command):
self.alembic.upgrade(None)
command.upgrade.assert_called_once_with(self.alembic.config, 'head')
def test_upgrade_normal(self, command):
self.alembic.upgrade('131daa')
command.upgrade.assert_called_once_with(self.alembic.config, '131daa')
def test_downgrade_none(self, command):
self.alembic.downgrade(None)
command.downgrade.assert_called_once_with(self.alembic.config, 'base')
def test_downgrade_int(self, command):
self.alembic.downgrade(111)
command.downgrade.assert_called_once_with(self.alembic.config, 'base')
def test_downgrade_normal(self, command):
self.alembic.downgrade('131daa')
command.downgrade.assert_called_once_with(
self.alembic.config, '131daa')
def test_revision(self, command):
self.alembic.revision(message='test', autogenerate=True)
command.revision.assert_called_once_with(
self.alembic.config, message='test', autogenerate=True)
def test_stamp(self, command):
self.alembic.stamp('stamp')
command.stamp.assert_called_once_with(
self.alembic.config, revision='stamp')
def test_version(self, command):
version = self.alembic.version()
self.assertIsNone(version)
@mock.patch(('oslo.db.sqlalchemy.migration_cli.'
'ext_migrate.migration'))
class TestMigrateExtension(test_base.BaseTestCase):
def setUp(self):
self.migration_config = {'migration_repo_path': '.',
'db_url': 'sqlite://'}
self.migrate = ext_migrate.MigrateExtension(self.migration_config)
super(TestMigrateExtension, self).setUp()
def test_check_enabled_true(self, migration):
self.assertTrue(self.migrate.enabled)
def test_check_enabled_false(self, migration):
self.migration_config['migration_repo_path'] = ''
migrate = ext_migrate.MigrateExtension(self.migration_config)
self.assertFalse(migrate.enabled)
def test_upgrade_head(self, migration):
self.migrate.upgrade('head')
migration.db_sync.assert_called_once_with(
self.migrate.engine, self.migrate.repository, None, init_version=0)
def test_upgrade_normal(self, migration):
self.migrate.upgrade(111)
migration.db_sync.assert_called_once_with(
mock.ANY, self.migrate.repository, 111, init_version=0)
def test_downgrade_init_version_from_base(self, migration):
self.migrate.downgrade('base')
migration.db_sync.assert_called_once_with(
self.migrate.engine, self.migrate.repository, mock.ANY,
init_version=mock.ANY)
def test_downgrade_init_version_from_none(self, migration):
self.migrate.downgrade(None)
migration.db_sync.assert_called_once_with(
self.migrate.engine, self.migrate.repository, mock.ANY,
init_version=mock.ANY)
def test_downgrade_normal(self, migration):
self.migrate.downgrade(101)
migration.db_sync.assert_called_once_with(
self.migrate.engine, self.migrate.repository, 101, init_version=0)
def test_version(self, migration):
self.migrate.version()
migration.db_version.assert_called_once_with(
self.migrate.engine, self.migrate.repository, init_version=0)
def test_change_init_version(self, migration):
self.migration_config['init_version'] = 101
migrate = ext_migrate.MigrateExtension(self.migration_config)
migrate.downgrade(None)
migration.db_sync.assert_called_once_with(
migrate.engine,
self.migrate.repository,
self.migration_config['init_version'],
init_version=self.migration_config['init_version'])
class TestMigrationManager(test_base.BaseTestCase):
def setUp(self):
self.migration_config = {'alembic_ini_path': '.',
'migrate_repo_path': '.',
'db_url': 'sqlite://'}
self.migration_manager = manager.MigrationManager(
self.migration_config)
self.ext = mock.Mock()
self.migration_manager._manager.extensions = [self.ext]
super(TestMigrationManager, self).setUp()
def test_manager_update(self):
self.migration_manager.upgrade('head')
self.ext.obj.upgrade.assert_called_once_with('head')
def test_manager_update_revision_none(self):
self.migration_manager.upgrade(None)
self.ext.obj.upgrade.assert_called_once_with(None)
def test_downgrade_normal_revision(self):
self.migration_manager.downgrade('111abcd')
self.ext.obj.downgrade.assert_called_once_with('111abcd')
def test_version(self):
self.migration_manager.version()
self.ext.obj.version.assert_called_once_with()
def test_revision_message_autogenerate(self):
self.migration_manager.revision('test', True)
self.ext.obj.revision.assert_called_once_with('test', True)
def test_revision_only_message(self):
self.migration_manager.revision('test', False)
self.ext.obj.revision.assert_called_once_with('test', False)
def test_stamp(self):
self.migration_manager.stamp('stamp')
self.ext.obj.stamp.assert_called_once_with('stamp')
class TestMigrationRightOrder(test_base.BaseTestCase):
def setUp(self):
self.migration_config = {'alembic_ini_path': '.',
'migrate_repo_path': '.',
'db_url': 'sqlite://'}
self.migration_manager = manager.MigrationManager(
self.migration_config)
self.first_ext = MockWithCmp()
self.first_ext.obj.order = 1
self.first_ext.obj.upgrade.return_value = 100
self.first_ext.obj.downgrade.return_value = 0
self.second_ext = MockWithCmp()
self.second_ext.obj.order = 2
self.second_ext.obj.upgrade.return_value = 200
self.second_ext.obj.downgrade.return_value = 100
self.migration_manager._manager.extensions = [self.first_ext,
self.second_ext]
super(TestMigrationRightOrder, self).setUp()
def test_upgrade_right_order(self):
results = self.migration_manager.upgrade(None)
self.assertEqual(results, [100, 200])
def test_downgrade_right_order(self):
results = self.migration_manager.downgrade(None)
self.assertEqual(results, [100, 0])
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