399 lines
15 KiB
Python
399 lines
15 KiB
Python
# 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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import copy
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import mock
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from oslo_db import exception as obj_exc
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from oslo_utils import uuidutils
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from oslo_versionedobjects import base as obj_base
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from oslo_versionedobjects import fields as obj_fields
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from neutron.common import exceptions as n_exc
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from neutron.common import utils as common_utils
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from neutron import context
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from neutron.db import api as db_api
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from neutron.db import models_v2
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from neutron.objects import base
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from neutron.tests import base as test_base
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from neutron.tests import tools
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SQLALCHEMY_COMMIT = 'sqlalchemy.engine.Connection._commit_impl'
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OBJECTS_BASE_OBJ_FROM_PRIMITIVE = ('oslo_versionedobjects.base.'
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'VersionedObject.obj_from_primitive')
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class FakeModel(object):
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def __init__(self, *args, **kwargs):
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pass
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@obj_base.VersionedObjectRegistry.register_if(False)
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class FakeNeutronObject(base.NeutronDbObject):
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# Version 1.0: Initial version
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VERSION = '1.0'
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db_model = FakeModel
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fields = {
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'id': obj_fields.UUIDField(),
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'field1': obj_fields.StringField(),
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'field2': obj_fields.StringField()
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}
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fields_no_update = ['id']
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synthetic_fields = ['field2']
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@obj_base.VersionedObjectRegistry.register_if(False)
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class FakeNeutronObjectNonStandardPrimaryKey(base.NeutronDbObject):
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# Version 1.0: Initial version
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VERSION = '1.0'
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db_model = FakeModel
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primary_key = 'weird_key'
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fields = {
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'weird_key': obj_fields.UUIDField(),
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'field1': obj_fields.StringField(),
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'field2': obj_fields.StringField()
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}
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synthetic_fields = ['field2']
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FIELD_TYPE_VALUE_GENERATOR_MAP = {
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obj_fields.BooleanField: tools.get_random_boolean,
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obj_fields.IntegerField: tools.get_random_integer,
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obj_fields.StringField: tools.get_random_string,
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obj_fields.UUIDField: uuidutils.generate_uuid,
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obj_fields.ListOfObjectsField: lambda: []
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}
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def get_obj_db_fields(obj):
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return {field: getattr(obj, field) for field in obj.fields
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if field not in obj.synthetic_fields}
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class _BaseObjectTestCase(object):
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_test_class = FakeNeutronObject
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def setUp(self):
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super(_BaseObjectTestCase, self).setUp()
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self.context = context.get_admin_context()
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self.db_objs = list(self.get_random_fields() for _ in range(3))
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self.db_obj = self.db_objs[0]
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valid_field = [f for f in self._test_class.fields
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if f not in self._test_class.synthetic_fields][0]
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self.valid_field_filter = {valid_field: self.db_obj[valid_field]}
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@classmethod
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def get_random_fields(cls, obj_cls=None):
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obj_cls = obj_cls or cls._test_class
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fields = {}
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for field, field_obj in obj_cls.fields.items():
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if field not in obj_cls.synthetic_fields:
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generator = FIELD_TYPE_VALUE_GENERATOR_MAP[type(field_obj)]
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fields[field] = generator()
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return fields
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def get_updatable_fields(self, fields):
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return base.get_updatable_fields(self._test_class, fields)
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@classmethod
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def _is_test_class(cls, obj):
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return isinstance(obj, cls._test_class)
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class BaseObjectIfaceTestCase(_BaseObjectTestCase, test_base.BaseTestCase):
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def test_get_by_id(self):
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with mock.patch.object(db_api, 'get_object',
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return_value=self.db_obj) as get_object_mock:
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obj = self._test_class.get_by_id(self.context, id='fake_id')
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self.assertTrue(self._is_test_class(obj))
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self.assertEqual(self.db_obj, get_obj_db_fields(obj))
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get_object_mock.assert_called_once_with(
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self.context, self._test_class.db_model,
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**{self._test_class.primary_key: 'fake_id'})
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def test_get_by_id_missing_object(self):
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with mock.patch.object(db_api, 'get_object', return_value=None):
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obj = self._test_class.get_by_id(self.context, id='fake_id')
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self.assertIsNone(obj)
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def test_get_objects(self):
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with mock.patch.object(db_api, 'get_objects',
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return_value=self.db_objs) as get_objects_mock:
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objs = self._test_class.get_objects(self.context)
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self._validate_objects(self.db_objs, objs)
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get_objects_mock.assert_called_once_with(
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self.context, self._test_class.db_model)
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def test_get_objects_valid_fields(self):
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with mock.patch.object(
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db_api, 'get_objects',
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return_value=[self.db_obj]) as get_objects_mock:
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objs = self._test_class.get_objects(self.context,
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**self.valid_field_filter)
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self._validate_objects([self.db_obj], objs)
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get_objects_mock.assert_called_with(
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self.context, self._test_class.db_model,
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**self.valid_field_filter)
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def test_get_objects_mixed_fields(self):
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synthetic_fields = self._test_class.synthetic_fields
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if not synthetic_fields:
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self.skipTest('No synthetic fields found in test class %r' %
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self._test_class)
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filters = copy.copy(self.valid_field_filter)
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filters[synthetic_fields[0]] = 'xxx'
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with mock.patch.object(db_api, 'get_objects',
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return_value=self.db_objs):
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self.assertRaises(base.exceptions.InvalidInput,
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self._test_class.get_objects, self.context,
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**filters)
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def test_get_objects_synthetic_fields(self):
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synthetic_fields = self._test_class.synthetic_fields
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if not synthetic_fields:
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self.skipTest('No synthetic fields found in test class %r' %
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self._test_class)
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with mock.patch.object(db_api, 'get_objects',
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return_value=self.db_objs):
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self.assertRaises(base.exceptions.InvalidInput,
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self._test_class.get_objects, self.context,
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**{synthetic_fields[0]: 'xxx'})
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def test_get_objects_invalid_fields(self):
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with mock.patch.object(db_api, 'get_objects',
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return_value=self.db_objs):
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self.assertRaises(base.exceptions.InvalidInput,
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self._test_class.get_objects, self.context,
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fake_field='xxx')
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def _validate_objects(self, expected, observed):
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self.assertTrue(all(self._is_test_class(obj) for obj in observed))
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self.assertEqual(
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sorted(expected,
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key=common_utils.safe_sort_key),
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sorted([get_obj_db_fields(obj) for obj in observed],
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key=common_utils.safe_sort_key))
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def _check_equal(self, obj, db_obj):
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self.assertEqual(
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sorted(db_obj),
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sorted(get_obj_db_fields(obj)))
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def test_create(self):
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with mock.patch.object(db_api, 'create_object',
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return_value=self.db_obj) as create_mock:
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obj = self._test_class(self.context, **self.db_obj)
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self._check_equal(obj, self.db_obj)
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obj.create()
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self._check_equal(obj, self.db_obj)
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create_mock.assert_called_once_with(
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self.context, self._test_class.db_model, self.db_obj)
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def test_create_updates_from_db_object(self):
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with mock.patch.object(db_api, 'create_object',
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return_value=self.db_obj):
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obj = self._test_class(self.context, **self.db_objs[1])
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self._check_equal(obj, self.db_objs[1])
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obj.create()
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self._check_equal(obj, self.db_obj)
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def test_create_duplicates(self):
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with mock.patch.object(db_api, 'create_object',
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side_effect=obj_exc.DBDuplicateEntry):
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obj = self._test_class(self.context, **self.db_obj)
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self.assertRaises(base.NeutronDbObjectDuplicateEntry, obj.create)
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@mock.patch.object(db_api, 'update_object')
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def test_update_no_changes(self, update_mock):
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with mock.patch.object(base.NeutronDbObject,
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'_get_changed_persistent_fields',
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return_value={}):
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obj = self._test_class(self.context, id=7777)
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obj.update()
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self.assertFalse(update_mock.called)
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@mock.patch.object(db_api, 'update_object')
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def test_update_changes(self, update_mock):
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fields_to_update = self.get_updatable_fields(self.db_obj)
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with mock.patch.object(base.NeutronDbObject,
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'_get_changed_persistent_fields',
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return_value=fields_to_update):
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obj = self._test_class(self.context, **self.db_obj)
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obj.update()
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update_mock.assert_called_once_with(
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self.context, self._test_class.db_model,
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self.db_obj[self._test_class.primary_key],
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fields_to_update,
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key=self._test_class.primary_key)
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@mock.patch.object(base.NeutronDbObject,
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'_get_changed_persistent_fields',
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return_value={'a': 'a', 'b': 'b', 'c': 'c'})
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def test_update_changes_forbidden(self, *mocks):
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with mock.patch.object(
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self._test_class,
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'fields_no_update',
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new_callable=mock.PropertyMock(return_value=['a', 'c']),
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create=True):
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obj = self._test_class(self.context, **self.db_obj)
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self.assertRaises(base.NeutronObjectUpdateForbidden, obj.update)
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def test_update_updates_from_db_object(self):
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with mock.patch.object(db_api, 'update_object',
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return_value=self.db_obj):
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obj = self._test_class(self.context, **self.db_objs[1])
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fields_to_update = self.get_updatable_fields(self.db_objs[1])
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with mock.patch.object(base.NeutronDbObject,
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'_get_changed_persistent_fields',
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return_value=fields_to_update):
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obj.update()
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self._check_equal(obj, self.db_obj)
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@mock.patch.object(db_api, 'delete_object')
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def test_delete(self, delete_mock):
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obj = self._test_class(self.context, **self.db_obj)
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self._check_equal(obj, self.db_obj)
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obj.delete()
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self._check_equal(obj, self.db_obj)
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delete_mock.assert_called_once_with(
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self.context, self._test_class.db_model,
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self.db_obj[self._test_class.primary_key],
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key=self._test_class.primary_key)
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@mock.patch(OBJECTS_BASE_OBJ_FROM_PRIMITIVE)
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def test_clean_obj_from_primitive(self, get_prim_m):
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expected_obj = get_prim_m.return_value
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observed_obj = self._test_class.clean_obj_from_primitive('foo', 'bar')
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self.assertIs(expected_obj, observed_obj)
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self.assertTrue(observed_obj.obj_reset_changes.called)
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class BaseDbObjectNonStandardPrimaryKeyTestCase(BaseObjectIfaceTestCase):
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_test_class = FakeNeutronObjectNonStandardPrimaryKey
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class BaseDbObjectTestCase(_BaseObjectTestCase):
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def _create_test_network(self):
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# TODO(ihrachys): replace with network.create() once we get an object
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# implementation for networks
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self._network = db_api.create_object(self.context, models_v2.Network,
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{'name': 'test-network1'})
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def _create_test_port(self, network):
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# TODO(ihrachys): replace with port.create() once we get an object
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# implementation for ports
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self._port = db_api.create_object(self.context, models_v2.Port,
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{'tenant_id': 'fake_tenant_id',
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'name': 'test-port1',
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'network_id': network['id'],
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'mac_address': 'fake_mac',
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'admin_state_up': True,
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'status': 'ACTIVE',
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'device_id': 'fake_device',
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'device_owner': 'fake_owner'})
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def test_get_by_id_create_update_delete(self):
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obj = self._test_class(self.context, **self.db_obj)
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obj.create()
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new = self._test_class.get_by_id(self.context,
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id=getattr(obj, obj.primary_key))
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self.assertEqual(obj, new)
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obj = new
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for key, val in self.get_updatable_fields(self.db_objs[1]).items():
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setattr(obj, key, val)
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obj.update()
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new = self._test_class.get_by_id(self.context,
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getattr(obj, obj.primary_key))
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self.assertEqual(obj, new)
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obj = new
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new.delete()
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new = self._test_class.get_by_id(self.context,
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getattr(obj, obj.primary_key))
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self.assertIsNone(new)
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def test_update_non_existent_object_raises_not_found(self):
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obj = self._test_class(self.context, **self.db_obj)
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obj.obj_reset_changes()
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for key, val in self.get_updatable_fields(self.db_obj).items():
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setattr(obj, key, val)
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self.assertRaises(n_exc.ObjectNotFound, obj.update)
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def test_delete_non_existent_object_raises_not_found(self):
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obj = self._test_class(self.context, **self.db_obj)
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self.assertRaises(n_exc.ObjectNotFound, obj.delete)
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@mock.patch(SQLALCHEMY_COMMIT)
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def test_create_single_transaction(self, mock_commit):
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obj = self._test_class(self.context, **self.db_obj)
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obj.create()
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self.assertEqual(1, mock_commit.call_count)
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def test_update_single_transaction(self):
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obj = self._test_class(self.context, **self.db_obj)
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obj.create()
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for key, val in self.get_updatable_fields(self.db_obj).items():
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setattr(obj, key, val)
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with mock.patch(SQLALCHEMY_COMMIT) as mock_commit:
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obj.update()
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self.assertEqual(1, mock_commit.call_count)
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def test_delete_single_transaction(self):
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obj = self._test_class(self.context, **self.db_obj)
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obj.create()
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with mock.patch(SQLALCHEMY_COMMIT) as mock_commit:
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obj.delete()
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self.assertEqual(1, mock_commit.call_count)
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@mock.patch(SQLALCHEMY_COMMIT)
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def test_get_objects_single_transaction(self, mock_commit):
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self._test_class.get_objects(self.context)
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self.assertEqual(1, mock_commit.call_count)
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@mock.patch(SQLALCHEMY_COMMIT)
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def test_get_by_id_single_transaction(self, mock_commit):
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obj = self._test_class(self.context, **self.db_obj)
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obj.create()
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obj = self._test_class.get_by_id(self.context,
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getattr(obj, obj.primary_key))
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self.assertEqual(2, mock_commit.call_count)
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