glance_store/glance_store/tests/functional/base.py

111 lines
3.8 KiB
Python

# Copyright 2015 OpenStack Foundation
# 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.
from io import BytesIO
from os import environ
import glance_store
import os_client_config
from oslo_config import cfg
import testtools
CONF = cfg.CONF
UUID1 = '961973d8-3360-4364-919e-2c197825dbb4'
UUID2 = 'e03cf3b1-3070-4497-a37d-9703edfb615b'
UUID3 = '0d7f89b2-e236-45e9-b081-561cd3102e92'
UUID4 = '165e9681-ea56-46b0-a84c-f148c752ef8b'
IMAGE_BITS = b'I am a bootable image, I promise'
class Base(testtools.TestCase):
def __init__(self, driver_name, *args, **kwargs):
super(Base, self).__init__(*args, **kwargs)
self.driver_name = driver_name
# check whether a particular cloud should be used
cloud = environ.get('OS_TEST_GLANCE_STORE_FUNC_TEST_CLOUD',
'devstack-admin')
creds = os_client_config.OpenStackConfig().get_one_cloud(
cloud=cloud)
auth = creds.get_auth_args()
self.username = auth["username"]
self.password = auth["password"]
self.project_name = auth["project_name"]
self.user_domain_id = auth["user_domain_id"]
self.project_domain_id = auth["project_domain_id"]
self.keystone_version = creds.get_api_version('identity')
self.cinder_version = creds.get_api_version('volume')
self.region_name = creds.get_region_name()
# auth_url in devstack clouds.yaml is unversioned
if auth["auth_url"].endswith('/v3'):
self.auth_url = auth["auth_url"]
else:
self.auth_url = '{}/v3'.format(auth["auth_url"])
# finally, load the configuration options
glance_store.register_opts(CONF)
def setUp(self):
super(Base, self).setUp()
CONF.set_override('stores', [self.driver_name], group='glance_store')
CONF.set_override('default_store',
self.driver_name,
group='glance_store'
)
glance_store.create_stores()
self.store = glance_store.backend._load_store(CONF, self.driver_name)
self.store.configure()
class BaseFunctionalTests(Base):
def test_add(self):
image_file = BytesIO(IMAGE_BITS)
loc, written, _, _ = self.store.add(UUID1, image_file, len(IMAGE_BITS))
self.assertEqual(len(IMAGE_BITS), written)
def test_delete(self):
image_file = BytesIO(IMAGE_BITS)
loc, written, _, _ = self.store.add(UUID2, image_file, len(IMAGE_BITS))
location = glance_store.location.get_location_from_uri(loc)
self.store.delete(location)
def test_get_size(self):
image_file = BytesIO(IMAGE_BITS)
loc, written, _, _ = self.store.add(UUID3, image_file, len(IMAGE_BITS))
location = glance_store.location.get_location_from_uri(loc)
size = self.store.get_size(location)
self.assertEqual(len(IMAGE_BITS), size)
def test_get(self):
image_file = BytesIO(IMAGE_BITS)
loc, written, _, _ = self.store.add(UUID3, image_file, len(IMAGE_BITS))
location = glance_store.location.get_location_from_uri(loc)
image, size = self.store.get(location)
self.assertEqual(len(IMAGE_BITS), size)
data = b''
for chunk in image:
data += chunk
self.assertEqual(IMAGE_BITS, data)