113 lines
3.6 KiB
Python
113 lines
3.6 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2012 OpenStack Foundation
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# All Rights Reserved.
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#
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# 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 StringIO
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import testtools
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from oslo.config import cfg
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from glance.common import exception
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from glance.openstack.common import uuidutils
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import glance.store.location
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#NOTE(bcwaldon): importing this to get the default_store option
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import glance.api.v1.images
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CONF = cfg.CONF
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class BaseTestCase(testtools.TestCase):
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def setUp(self):
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super(BaseTestCase, self).setUp()
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def tearDown(self):
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CONF.reset()
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super(BaseTestCase, self).tearDown()
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def config(self, **kw):
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for k, v in kw.iteritems():
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CONF.set_override(k, v, group=None)
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def get_store(self, **kwargs):
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raise NotImplementedError('get_store() must be implemented')
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def stash_image(self, image_id, image_data):
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"""Store image data in the backend manually
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:param image_id: image identifier
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:param image_data: string representing image data fixture
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:return URI referencing newly-created backend object
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"""
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raise NotImplementedError('stash_image must be implemented')
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def test_create_store(self):
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self.config(known_stores=[self.store_cls_path])
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count = glance.store.create_stores()
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self.assertEqual(count, 1)
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def test_lifecycle(self):
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"""Add, get and delete an image"""
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store = self.get_store()
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image_id = uuidutils.generate_uuid()
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image_data = StringIO.StringIO('XXX')
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image_checksum = 'bc9189406be84ec297464a514221406d'
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try:
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uri, add_size, add_checksum = store.add(image_id, image_data, 3)
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except NotImplementedError:
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msg = 'Configured store can not add images'
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self.skipTest(msg)
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self.assertEqual(3, add_size)
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self.assertEqual(image_checksum, add_checksum)
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store = self.get_store()
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location = glance.store.location.Location(
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self.store_name,
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store.get_store_location_class(),
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uri=uri,
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image_id=image_id)
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(get_iter, get_size) = store.get(location)
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self.assertEqual(3, get_size)
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self.assertEqual('XXX', ''.join(get_iter))
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image_size = store.get_size(location)
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self.assertEqual(3, image_size)
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store.delete(location)
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self.assertRaises(exception.NotFound, store.get, location)
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def test_get_remote_image(self):
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"""Get an image that was created externally to Glance"""
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image_id = uuidutils.generate_uuid()
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image_uri = self.stash_image(image_id, 'XXX')
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store = self.get_store()
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location = glance.store.location.Location(
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self.store_name,
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store.get_store_location_class(),
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uri=image_uri)
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(get_iter, get_size) = store.get(location)
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self.assertEqual(3, get_size)
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self.assertEqual('XXX', ''.join(get_iter))
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image_size = store.get_size(location)
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self.assertEqual(3, image_size)
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