26707bdbe7
We have git to track authorship, so let's not pad source files with it as well. A hacking check has been added for this. The value is N322. Change-Id: Iab0b64d417e0bb41a6b455e2ac377deee64ec3ee
217 lines
8.1 KiB
Python
217 lines
8.1 KiB
Python
# Copyright 2012 New Dream Network, LLC (DreamHost)
|
|
# 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.
|
|
|
|
import sys
|
|
|
|
import mock
|
|
|
|
from neutron.db import migration
|
|
from neutron.db.migration import cli
|
|
from neutron.tests import base
|
|
|
|
|
|
class TestDbMigration(base.BaseTestCase):
|
|
|
|
def setUp(self):
|
|
super(TestDbMigration, self).setUp()
|
|
mock.patch('alembic.op.get_bind').start()
|
|
self.mock_alembic_is_offline = mock.patch(
|
|
'alembic.context.is_offline_mode', return_value=False).start()
|
|
self.mock_alembic_is_offline.return_value = False
|
|
self.mock_sa_inspector = mock.patch(
|
|
'sqlalchemy.engine.reflection.Inspector').start()
|
|
|
|
def _prepare_mocked_sqlalchemy_inspector(self):
|
|
mock_inspector = mock.MagicMock()
|
|
mock_inspector.get_table_names.return_value = ['foo', 'bar']
|
|
mock_inspector.get_columns.return_value = [{'name': 'foo_column'},
|
|
{'name': 'bar_column'}]
|
|
self.mock_sa_inspector.from_engine.return_value = mock_inspector
|
|
|
|
def test_schema_has_table(self):
|
|
self._prepare_mocked_sqlalchemy_inspector()
|
|
self.assertTrue(migration.schema_has_table('foo'))
|
|
|
|
def test_schema_has_table_raises_if_offline(self):
|
|
self.mock_alembic_is_offline.return_value = True
|
|
self.assertRaises(RuntimeError, migration.schema_has_table, 'foo')
|
|
|
|
def test_schema_has_column_missing_table(self):
|
|
self._prepare_mocked_sqlalchemy_inspector()
|
|
self.assertFalse(migration.schema_has_column('meh', 'meh'))
|
|
|
|
def test_schema_has_column(self):
|
|
self._prepare_mocked_sqlalchemy_inspector()
|
|
self.assertTrue(migration.schema_has_column('foo', 'foo_column'))
|
|
|
|
def test_schema_has_column_raises_if_offline(self):
|
|
self.mock_alembic_is_offline.return_value = True
|
|
self.assertRaises(RuntimeError, migration.schema_has_column,
|
|
'foo', 'foo_col')
|
|
|
|
def test_schema_has_column_missing_column(self):
|
|
self._prepare_mocked_sqlalchemy_inspector()
|
|
self.assertFalse(migration.schema_has_column(
|
|
'foo', column_name='meh'))
|
|
|
|
|
|
class TestCli(base.BaseTestCase):
|
|
def setUp(self):
|
|
super(TestCli, self).setUp()
|
|
self.do_alembic_cmd_p = mock.patch.object(cli, 'do_alembic_command')
|
|
self.do_alembic_cmd = self.do_alembic_cmd_p.start()
|
|
self.mock_alembic_err = mock.patch('alembic.util.err').start()
|
|
self.mock_alembic_err.side_effect = SystemExit
|
|
|
|
def _main_test_helper(self, argv, func_name, exp_args=(), exp_kwargs={}):
|
|
with mock.patch.object(sys, 'argv', argv):
|
|
cli.main()
|
|
self.do_alembic_cmd.assert_has_calls(
|
|
[mock.call(mock.ANY, func_name, *exp_args, **exp_kwargs)]
|
|
)
|
|
|
|
def test_stamp(self):
|
|
self._main_test_helper(
|
|
['prog', 'stamp', 'foo'],
|
|
'stamp',
|
|
('foo',),
|
|
{'sql': False}
|
|
)
|
|
|
|
self._main_test_helper(
|
|
['prog', 'stamp', 'foo', '--sql'],
|
|
'stamp',
|
|
('foo',),
|
|
{'sql': True}
|
|
)
|
|
|
|
def test_current(self):
|
|
self._main_test_helper(['prog', 'current'], 'current')
|
|
|
|
def test_history(self):
|
|
self._main_test_helper(['prog', 'history'], 'history')
|
|
|
|
def test_check_migration(self):
|
|
with mock.patch.object(cli, 'validate_head_file') as validate:
|
|
self._main_test_helper(['prog', 'check_migration'], 'branches')
|
|
validate.assert_called_once_with(mock.ANY)
|
|
|
|
def test_database_sync_revision(self):
|
|
with mock.patch.object(cli, 'update_head_file') as update:
|
|
self._main_test_helper(
|
|
['prog', 'revision', '--autogenerate', '-m', 'message'],
|
|
'revision',
|
|
(),
|
|
{'message': 'message', 'sql': False, 'autogenerate': True}
|
|
)
|
|
update.assert_called_once_with(mock.ANY)
|
|
|
|
update.reset_mock()
|
|
self._main_test_helper(
|
|
['prog', 'revision', '--sql', '-m', 'message'],
|
|
'revision',
|
|
(),
|
|
{'message': 'message', 'sql': True, 'autogenerate': False}
|
|
)
|
|
update.assert_called_once_with(mock.ANY)
|
|
|
|
def test_upgrade(self):
|
|
self._main_test_helper(
|
|
['prog', 'upgrade', '--sql', 'head'],
|
|
'upgrade',
|
|
('head',),
|
|
{'sql': True}
|
|
)
|
|
|
|
self._main_test_helper(
|
|
['prog', 'upgrade', '--delta', '3'],
|
|
'upgrade',
|
|
('+3',),
|
|
{'sql': False}
|
|
)
|
|
|
|
def test_downgrade(self):
|
|
self._main_test_helper(
|
|
['prog', 'downgrade', '--sql', 'folsom'],
|
|
'downgrade',
|
|
('folsom',),
|
|
{'sql': True}
|
|
)
|
|
|
|
self._main_test_helper(
|
|
['prog', 'downgrade', '--delta', '2'],
|
|
'downgrade',
|
|
('-2',),
|
|
{'sql': False}
|
|
)
|
|
|
|
def _test_validate_head_file_helper(self, heads, file_content=None):
|
|
with mock.patch('alembic.script.ScriptDirectory.from_config') as fc:
|
|
fc.return_value.get_heads.return_value = heads
|
|
fc.return_value.get_current_head.return_value = heads[0]
|
|
with mock.patch('__builtin__.open') as mock_open:
|
|
mock_open.return_value.__enter__ = lambda s: s
|
|
mock_open.return_value.__exit__ = mock.Mock()
|
|
mock_open.return_value.read.return_value = file_content
|
|
|
|
with mock.patch('os.path.isfile') as is_file:
|
|
is_file.return_value = file_content is not None
|
|
|
|
if file_content in heads:
|
|
cli.validate_head_file(mock.sentinel.config)
|
|
else:
|
|
self.assertRaises(
|
|
SystemExit,
|
|
cli.validate_head_file,
|
|
mock.sentinel.config
|
|
)
|
|
self.mock_alembic_err.assert_called_once_with(mock.ANY)
|
|
fc.assert_called_once_with(mock.sentinel.config)
|
|
|
|
def test_validate_head_file_multiple_heads(self):
|
|
self._test_validate_head_file_helper(['a', 'b'])
|
|
|
|
def test_validate_head_file_missing_file(self):
|
|
self._test_validate_head_file_helper(['a'])
|
|
|
|
def test_validate_head_file_wrong_contents(self):
|
|
self._test_validate_head_file_helper(['a'], 'b')
|
|
|
|
def test_validate_head_success(self):
|
|
self._test_validate_head_file_helper(['a'], 'a')
|
|
|
|
def test_update_head_file_multiple_heads(self):
|
|
with mock.patch('alembic.script.ScriptDirectory.from_config') as fc:
|
|
fc.return_value.get_heads.return_value = ['a', 'b']
|
|
self.assertRaises(
|
|
SystemExit,
|
|
cli.update_head_file,
|
|
mock.sentinel.config
|
|
)
|
|
self.mock_alembic_err.assert_called_once_with(mock.ANY)
|
|
fc.assert_called_once_with(mock.sentinel.config)
|
|
|
|
def test_update_head_file_success(self):
|
|
with mock.patch('alembic.script.ScriptDirectory.from_config') as fc:
|
|
fc.return_value.get_heads.return_value = ['a']
|
|
fc.return_value.get_current_head.return_value = 'a'
|
|
with mock.patch('__builtin__.open') as mock_open:
|
|
mock_open.return_value.__enter__ = lambda s: s
|
|
mock_open.return_value.__exit__ = mock.Mock()
|
|
|
|
cli.update_head_file(mock.sentinel.config)
|
|
mock_open.return_value.write.assert_called_once_with('a')
|
|
fc.assert_called_once_with(mock.sentinel.config)
|