nova/nova/tests/unit/fake_block_device.py

45 lines
1.6 KiB
Python

# Copyright 2013 Red Hat Inc.
# 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 uuid
from oslo_utils import timeutils
from nova import block_device
class FakeDbBlockDeviceDict(block_device.BlockDeviceDict):
"""Defaults db fields - useful for mocking database calls."""
def __init__(self, bdm_dict=None, anon=False, **kwargs):
bdm_dict = bdm_dict or {}
db_id = bdm_dict.pop('id', 1)
instance_uuid = bdm_dict.pop('instance_uuid', str(uuid.uuid4()))
super(FakeDbBlockDeviceDict, self).__init__(bdm_dict=bdm_dict,
**kwargs)
fake_db_fields = {'instance_uuid': instance_uuid,
'deleted_at': None,
'deleted': 0}
if not anon:
fake_db_fields['id'] = db_id
fake_db_fields['created_at'] = timeutils.utcnow()
fake_db_fields['updated_at'] = timeutils.utcnow()
self.update(fake_db_fields)
def AnonFakeDbBlockDeviceDict(bdm_dict, **kwargs):
return FakeDbBlockDeviceDict(bdm_dict=bdm_dict, anon=True, **kwargs)