224 lines
9.4 KiB
Python
224 lines
9.4 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 mock
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from oslo_serialization import jsonutils
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from oslo_versionedobjects import base as o_vo_base
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from nova import exception
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from nova import objects
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from nova.objects import base
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from nova.objects import build_request
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from nova.tests.unit import fake_build_request
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from nova.tests.unit import fake_instance
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from nova.tests.unit.objects import test_objects
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from nova.tests import uuidsentinel as uuids
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class _TestBuildRequestObject(object):
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@mock.patch.object(build_request.BuildRequest,
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'_get_by_instance_uuid_from_db')
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def test_get_by_instance_uuid(self, get_by_uuid):
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fake_req = fake_build_request.fake_db_req()
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get_by_uuid.return_value = fake_req
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req_obj = build_request.BuildRequest.get_by_instance_uuid(self.context,
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fake_req['instance_uuid'])
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self.assertEqual(fake_req['instance_uuid'], req_obj.instance_uuid)
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self.assertEqual(fake_req['project_id'], req_obj.project_id)
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self.assertIsInstance(req_obj.instance, objects.Instance)
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get_by_uuid.assert_called_once_with(self.context,
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fake_req['instance_uuid'])
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@mock.patch.object(build_request.BuildRequest,
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'_get_by_instance_uuid_from_db')
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def test_get_by_instance_uuid_instance_none(self, get_by_uuid):
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fake_req = fake_build_request.fake_db_req()
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fake_req['instance'] = None
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get_by_uuid.return_value = fake_req
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self.assertRaises(exception.BuildRequestNotFound,
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build_request.BuildRequest.get_by_instance_uuid, self.context,
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fake_req['instance_uuid'])
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@mock.patch.object(build_request.BuildRequest,
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'_get_by_instance_uuid_from_db')
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def test_get_by_instance_uuid_instance_version_too_new(self, get_by_uuid):
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fake_req = fake_build_request.fake_db_req()
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instance = fake_instance.fake_instance_obj(self.context,
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objects.Instance, uuid=fake_req['instance_uuid'])
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instance.VERSION = '99'
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fake_req['instance'] = jsonutils.dumps(instance.obj_to_primitive)
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get_by_uuid.return_value = fake_req
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self.assertRaises(exception.BuildRequestNotFound,
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build_request.BuildRequest.get_by_instance_uuid, self.context,
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fake_req['instance_uuid'])
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@mock.patch.object(build_request.BuildRequest,
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'_get_by_instance_uuid_from_db')
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def test_get_by_instance_uuid_do_not_override_locked_by(self, get_by_uuid):
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fake_req = fake_build_request.fake_db_req()
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instance = fake_instance.fake_instance_obj(self.context,
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objects.Instance, uuid=fake_req['instance_uuid'])
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instance.locked_by = 'admin'
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fake_req['instance'] = jsonutils.dumps(instance.obj_to_primitive())
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get_by_uuid.return_value = fake_req
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req_obj = build_request.BuildRequest.get_by_instance_uuid(self.context,
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fake_req['instance_uuid'])
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self.assertIsInstance(req_obj.instance, objects.Instance)
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self.assertEqual('admin', req_obj.instance.locked_by)
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def test_create(self):
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fake_req = fake_build_request.fake_db_req()
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req_obj = fake_build_request.fake_req_obj(self.context, fake_req)
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def _test_create_args(self2, context, changes):
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for field in ['instance_uuid', 'project_id']:
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self.assertEqual(fake_req[field], changes[field])
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self.assertEqual(
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jsonutils.dumps(req_obj.instance.obj_to_primitive()),
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changes['instance'])
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return fake_req
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with mock.patch.object(build_request.BuildRequest, '_create_in_db',
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_test_create_args):
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req_obj.create()
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self.assertEqual({}, req_obj.obj_get_changes())
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def test_create_id_set(self):
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req_obj = build_request.BuildRequest(self.context)
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req_obj.id = 3
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self.assertRaises(exception.ObjectActionError, req_obj.create)
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def test_create_uuid_set(self):
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req_obj = build_request.BuildRequest(self.context)
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self.assertRaises(exception.ObjectActionError, req_obj.create)
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@mock.patch.object(build_request.BuildRequest, '_destroy_in_db')
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def test_destroy(self, destroy_in_db):
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req_obj = build_request.BuildRequest(self.context)
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req_obj.instance_uuid = uuids.instance
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req_obj.destroy()
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destroy_in_db.assert_called_once_with(self.context,
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req_obj.instance_uuid)
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@mock.patch.object(build_request.BuildRequest, '_save_in_db')
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def test_save(self, save_in_db):
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fake_req = fake_build_request.fake_db_req()
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save_in_db.return_value = fake_req
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req_obj = fake_build_request.fake_req_obj(self.context, fake_req)
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# We need to simulate the BuildRequest object being persisted before
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# that call.
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req_obj.id = 1
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req_obj.obj_reset_changes(recursive=True)
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req_obj.project_id = 'foo'
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req_obj.save()
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save_in_db.assert_called_once_with(self.context, req_obj.id,
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{'project_id': 'foo'})
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def test_get_new_instance_show_changed_fields(self):
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# Assert that we create a very dirty object from the cleaned one
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# on build_request
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fake_req = fake_build_request.fake_db_req()
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fields = jsonutils.loads(fake_req['instance'])['nova_object.data']
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# TODO(Kevin Zheng): clean up this workaround once
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# build_request.get_new_instance() can handle tags.
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fields.pop('tags', None)
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build_request = objects.BuildRequest._from_db_object(
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self.context, objects.BuildRequest(), fake_req)
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self.assertEqual(0, len(build_request.instance.obj_what_changed()))
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instance = build_request.get_new_instance(self.context)
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for field in fields:
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self.assertIn(field, instance.obj_what_changed())
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self.assertEqual(getattr(build_request.instance, field),
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getattr(instance, field))
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def test_from_db_object_set_deleted(self):
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# Assert that if we persisted an instance not yet having the deleted
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# field being set, we still return a value for that field.
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fake_req = fake_build_request.fake_db_req()
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with mock.patch.object(o_vo_base.VersionedObject,
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'obj_set_defaults') as mock_obj_set_defaults:
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build_request = objects.BuildRequest._from_db_object(
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self.context, objects.BuildRequest(), fake_req)
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mock_obj_set_defaults.assert_called_once_with('deleted')
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self.assertFalse(build_request.instance.deleted)
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def test_obj_make_compatible_pre_1_3(self):
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obj = fake_build_request.fake_req_obj(self.context)
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build_request_obj = objects.BuildRequest(self.context)
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obj_primitive = obj.obj_to_primitive()
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build_request_obj.obj_make_compatible(obj_primitive, '1.2')
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self.assertNotIn('tags', obj_primitive)
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def test_create_with_tags_set(self):
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# Test that when we set tags on the build request,
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# create it and reload it from the database that the
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# build_request.instance.tags is the same thing.
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build_request_obj = fake_build_request.fake_req_obj(self.context)
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self.assertEqual(1, len(build_request_obj.tags))
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build_request_obj.create()
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self.assertEqual(1, len(build_request_obj.tags))
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self.assertEqual(len(build_request_obj.tags),
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len(build_request_obj.instance.tags))
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# Can't compare list objects directly, just compare the single
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# item they contain.
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base.obj_equal_prims(build_request_obj.tags[0],
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build_request_obj.instance.tags[0])
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class TestBuildRequestObject(test_objects._LocalTest,
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_TestBuildRequestObject):
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pass
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class TestRemoteBuildRequestObject(test_objects._RemoteTest,
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_TestBuildRequestObject):
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pass
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class _TestBuildRequestListObject(object):
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@mock.patch.object(build_request.BuildRequestList, '_get_all_from_db')
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def test_get_all(self, get_all):
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fake_reqs = [fake_build_request.fake_db_req() for x in range(2)]
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get_all.return_value = fake_reqs
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req_objs = build_request.BuildRequestList.get_all(self.context)
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self.assertEqual(2, len(req_objs))
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for i in range(2):
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self.assertEqual(fake_reqs[i]['instance_uuid'],
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req_objs[i].instance_uuid)
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self.assertEqual(fake_reqs[i]['project_id'],
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req_objs[i].project_id)
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self.assertIsInstance(req_objs[i].instance, objects.Instance)
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class TestBuildRequestListObject(test_objects._LocalTest,
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_TestBuildRequestListObject):
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pass
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class TestRemoteBuildRequestListObject(test_objects._RemoteTest,
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_TestBuildRequestListObject):
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pass
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