/usr/lib/python2.7/dist-packages/oslo_db/tests/sqlalchemy/test_models.py is in python-oslo.db 4.13.3-3.
This file is owned by root:root, with mode 0o644.
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# 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 collections
from oslotest import base as oslo_test
from sqlalchemy import Column
from sqlalchemy import Integer, String
from sqlalchemy.ext.declarative import declarative_base
from oslo_db.sqlalchemy import models
from oslo_db.sqlalchemy import test_base
BASE = declarative_base()
class ModelBaseTest(test_base.DbTestCase):
def setUp(self):
super(ModelBaseTest, self).setUp()
self.mb = models.ModelBase()
self.ekm = ExtraKeysModel()
def test_modelbase_has_dict_methods(self):
dict_methods = ('__getitem__',
'__setitem__',
'__contains__',
'get',
'update',
'save',
'items',
'iteritems',
'keys')
for method in dict_methods:
self.assertTrue(hasattr(models.ModelBase, method),
"Method %s() is not found" % method)
def test_modelbase_is_iterable(self):
self.assertTrue(issubclass(models.ModelBase, collections.Iterable))
def test_modelbase_set(self):
self.mb['world'] = 'hello'
self.assertEqual('hello', self.mb['world'])
def test_modelbase_update(self):
h = {'a': '1', 'b': '2'}
self.mb.update(h)
for key in h.keys():
self.assertEqual(h[key], self.mb[key])
def test_modelbase_contains(self):
mb = models.ModelBase()
h = {'a': '1', 'b': '2'}
mb.update(h)
for key in h.keys():
# Test 'in' syntax (instead of using .assertIn)
self.assertTrue(key in mb)
self.assertFalse('non-existent-key' in mb)
def test_modelbase_contains_exc(self):
class ErrorModel(models.ModelBase):
@property
def bug(self):
raise ValueError
model = ErrorModel()
model.update({'attr': 5})
self.assertTrue('attr' in model)
self.assertRaises(ValueError, lambda: 'bug' in model)
def test_modelbase_items_iteritems(self):
h = {'a': '1', 'b': '2'}
expected = {
'id': None,
'smth': None,
'name': 'NAME',
'a': '1',
'b': '2',
}
self.ekm.update(h)
self.assertEqual(expected, dict(self.ekm.items()))
self.assertEqual(expected, dict(self.ekm.iteritems()))
def test_modelbase_dict(self):
h = {'a': '1', 'b': '2'}
expected = {
'id': None,
'smth': None,
'name': 'NAME',
'a': '1',
'b': '2',
}
self.ekm.update(h)
self.assertEqual(expected, dict(self.ekm))
def test_modelbase_iter(self):
expected = {
'id': None,
'smth': None,
'name': 'NAME',
}
i = iter(self.ekm)
found_items = 0
while True:
r = next(i, None)
if r is None:
break
self.assertEqual(expected[r[0]], r[1])
found_items += 1
self.assertEqual(len(expected), found_items)
def test_modelbase_keys(self):
self.assertEqual(set(('id', 'smth', 'name')), set(self.ekm.keys()))
self.ekm.update({'a': '1', 'b': '2'})
self.assertEqual(set(('a', 'b', 'id', 'smth', 'name')),
set(self.ekm.keys()))
def test_modelbase_several_iters(self):
mb = ExtraKeysModel()
it1 = iter(mb)
it2 = iter(mb)
self.assertFalse(it1 is it2)
self.assertEqual(dict(mb), dict(it1))
self.assertEqual(dict(mb), dict(it2))
def test_extra_keys_empty(self):
"""Test verifies that by default extra_keys return empty list."""
self.assertEqual([], self.mb._extra_keys)
def test_extra_keys_defined(self):
"""Property _extra_keys will return list with attributes names."""
self.assertEqual(['name'], self.ekm._extra_keys)
def test_model_with_extra_keys(self):
data = dict(self.ekm)
self.assertEqual({'smth': None,
'id': None,
'name': 'NAME'},
data)
class ExtraKeysModel(BASE, models.ModelBase):
__tablename__ = 'test_model'
id = Column(Integer, primary_key=True)
smth = Column(String(255))
@property
def name(self):
return 'NAME'
@property
def _extra_keys(self):
return ['name']
class TimestampMixinTest(oslo_test.BaseTestCase):
def test_timestampmixin_attr(self):
methods = ('created_at',
'updated_at')
for method in methods:
self.assertTrue(hasattr(models.TimestampMixin, method),
"Method %s() is not found" % method)
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