heat/heat/tests/cinder/test_cinder_volume_type.py

126 lines
4.9 KiB
Python

#
# 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 mock
from heat.engine.resources.openstack.cinder import cinder_volume_type
from heat.engine import stack
from heat.engine import template
from heat.tests import common
from heat.tests import utils
volume_type_template = {
'heat_template_version': '2013-05-23',
'resources': {
'my_volume_type': {
'type': 'OS::Cinder::VolumeType',
'properties': {
'name': 'volumeBackend',
'metadata': {'volume_backend_name': 'lvmdriver'}
}
}
}
}
class CinderVolumeTypeTest(common.HeatTestCase):
def setUp(self):
super(CinderVolumeTypeTest, self).setUp()
self.ctx = utils.dummy_context()
self.stack = stack.Stack(
self.ctx, 'cinder_volume_type_test_stack',
template.Template(volume_type_template)
)
self.my_volume_type = self.stack['my_volume_type']
cinder = mock.MagicMock()
self.cinderclient = mock.MagicMock()
self.my_volume_type.cinder = cinder
cinder.return_value = self.cinderclient
self.volume_types = self.cinderclient.volume_types
def test_resource_mapping(self):
mapping = cinder_volume_type.resource_mapping()
self.assertEqual(1, len(mapping))
self.assertEqual(cinder_volume_type.CinderVolumeType,
mapping['OS::Cinder::VolumeType'])
self.assertIsInstance(self.my_volume_type,
cinder_volume_type.CinderVolumeType)
def _test_handle_create(self, is_public=True):
value = mock.MagicMock()
volume_type_id = '927202df-1afb-497f-8368-9c2d2f26e5db'
value.id = volume_type_id
self.volume_types.create.return_value = value
self.my_volume_type.t['Properties']['is_public'] = is_public
self.my_volume_type.handle_create()
self.volume_types.create.assert_called_once_with(
name='volumeBackend', is_public=is_public, description=None)
value.set_keys.assert_called_once_with(
{'volume_backend_name': 'lvmdriver'})
self.assertEqual(volume_type_id, self.my_volume_type.resource_id)
def test_volume_type_handle_create_public(self):
self._test_handle_create()
def test_volume_type_handle_create_not_public(self):
self._test_handle_create(is_public=False)
def _test_update(self, update_args, is_update_metadata=False):
if is_update_metadata:
value = mock.MagicMock()
self.volume_types.get.return_value = value
value.get_keys.return_value = {'volume_backend_name': 'lvmdriver'}
else:
volume_type_id = '927202df-1afb-497f-8368-9c2d2f26e5db'
self.my_volume_type.resource_id = volume_type_id
self.my_volume_type.handle_update(json_snippet=None,
tmpl_diff=None,
prop_diff=update_args)
if is_update_metadata:
value.unset_keys.assert_called_once_with(
{'volume_backend_name': 'lvmdriver'})
value.set_keys.assert_called_once_with(
update_args['metadata'])
else:
self.volume_types.update.assert_called_once_with(
volume_type_id, **update_args)
def test_volume_type_handle_update_description(self):
update_args = {'description': 'update'}
self._test_update(update_args)
def test_volume_type_handle_update_name(self):
update_args = {'name': 'update'}
self._test_update(update_args)
def test_volume_type_handle_update_metadata(self):
new_keys = {'volume_backend_name': 'lvmdriver',
'capabilities:replication': 'True'}
prop_diff = {'metadata': new_keys}
self._test_update(prop_diff, is_update_metadata=True)
def test_volume_type_handle_delete(self):
self.resource_id = None
self.assertIsNone(self.my_volume_type.handle_delete())
volume_type_id = '927202df-1afb-497f-8368-9c2d2f26e5db'
self.my_volume_type.resource_id = volume_type_id
self.volume_types.delete.return_value = None
self.assertIsNone(self.my_volume_type.handle_delete())
exc = self.cinderclient.HTTPClientError('Not Found.')
self.volume_types.delete.side_effect = exc
self.assertIsNone(self.my_volume_type.handle_delete())