98 lines
3.6 KiB
Python
98 lines
3.6 KiB
Python
# Copyright (c) 2015 Mirantis, Inc.
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# 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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"""Tests for refstack's migrations."""
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import alembic
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from unittest import mock
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from oslotest import base
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from refstack.db import migration
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from refstack.db.migrations.alembic import utils
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class AlembicConfigTestCase(base.BaseTestCase):
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@mock.patch('alembic.config.Config')
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@mock.patch('os.path.join')
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def test_alembic_config(self, os_join, alembic_config):
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os_join.return_value = 'fake_path'
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alembic_config.return_value = 'fake_config'
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result = utils.alembic_config()
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self.assertEqual(result, 'fake_config')
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alembic_config.assert_called_once_with('fake_path')
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class MigrationTestCase(base.BaseTestCase):
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"""Test case for alembic's migrations API."""
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def setUp(self):
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super(MigrationTestCase, self).setUp()
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self.config_patcher = mock.patch(
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'refstack.db.migrations.alembic.utils.alembic_config')
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self.config = self.config_patcher.start()
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self.config.return_value = 'fake_config'
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self.addCleanup(self.config_patcher.stop)
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@mock.patch.object(alembic.migration.MigrationContext, 'configure',
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mock.Mock())
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def test_version(self):
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context = mock.Mock()
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context.get_current_revision = mock.Mock()
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alembic.migration.MigrationContext.configure.return_value = context
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with mock.patch('refstack.db.sqlalchemy.api.get_engine') as get_engine:
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engine = mock.Mock()
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engine.connect = mock.MagicMock()
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get_engine.return_value = engine
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migration.version()
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context.get_current_revision.assert_called_with()
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engine.connect.assert_called_once_with()
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@mock.patch('alembic.command.upgrade')
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def test_upgrade(self, upgrade):
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migration.upgrade('some_revision')
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upgrade.assert_called_once_with('fake_config', 'some_revision')
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@mock.patch('alembic.command.upgrade')
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def test_upgrade_without_revision(self, upgrade):
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migration.upgrade(None)
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upgrade.assert_called_once_with('fake_config', 'head')
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@mock.patch('alembic.command.downgrade')
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def test_downgrade(self, downgrade):
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migration.downgrade('some_revision')
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downgrade.assert_called_once_with('fake_config', 'some_revision')
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@mock.patch('alembic.command.downgrade')
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def test_downgrade_without_revision(self, downgrade):
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migration.downgrade(None)
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downgrade.assert_called_once_with('fake_config', 'base')
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@mock.patch('alembic.command.stamp')
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def test_stamp(self, stamp):
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migration.stamp('some_revision')
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stamp.assert_called_once_with('fake_config', 'some_revision')
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@mock.patch('alembic.command.stamp')
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def test_stamp_without_revision(self, stamp):
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migration.stamp(None)
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stamp.assert_called_once_with('fake_config', 'head')
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@mock.patch('alembic.command.revision')
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def test_revision(self, revision):
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migration.revision('some_message', True)
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revision.assert_called_once_with('fake_config', 'some_message', True)
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