1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
# Copyright 2022 Red Hat
#
# 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 unittest import mock
import oslotest.base
from designate.storage.impl_sqlalchemy.alembic import legacy_utils
class TestLegacyUtils(oslotest.base.BaseTestCase):
@mock.patch('sqlalchemy.MetaData')
@mock.patch('alembic.op.get_bind')
def test_is_migration_needed(self, mock_get_bind, mock_metadata):
mock_bind = mock.MagicMock()
mock_get_bind.return_value = mock_bind
mock_execute = mock.MagicMock()
mock_bind.execute.return_value = mock_execute
mock_metadata_obj = mock.MagicMock()
mock_metadata_obj.tables.keys.side_effect = [
[], ['migrate_version'], ['migrate_version'],
['migrate_version'], ['migrate_version'],
['migrate_version'], ['migrate_version']]
mock_metadata.return_value = mock_metadata_obj
mock_execute.scalar_one_or_none.side_effect = [
None, '79', '80', '81', Exception('boom')]
# No existing migrate_version table
self.assertTrue(legacy_utils.is_migration_needed(2022))
# DB revision None
self.assertTrue(legacy_utils.is_migration_needed(80))
# DB revision 79
self.assertTrue(legacy_utils.is_migration_needed(80))
# DB revision 80
self.assertFalse(legacy_utils.is_migration_needed(80))
# DB revision 81
self.assertFalse(legacy_utils.is_migration_needed(80))
# DB revision query exception (no table, etc.)
self.assertTrue(legacy_utils.is_migration_needed(80))
|
