nova/nova/tests/unit/objects/test_resource.py

122 lines
4.8 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 oslo_serialization import jsonutils
from oslo_utils.fixture import uuidsentinel as uuids
from nova.objects import resource
from nova.tests.unit.objects import test_objects
fake_resources = resource.ResourceList(objects=[
resource.Resource(provider_uuid=uuids.rp, resource_class='CUSTOM_RESOURCE',
identifier='foo'),
resource.Resource(provider_uuid=uuids.rp, resource_class='CUSTOM_RESOURCE',
identifier='bar')])
fake_vpmems = [
resource.LibvirtVPMEMDevice(
label='4GB', name='ns_0', devpath='/dev/dax0.0',
size=4292870144, align=2097152),
resource.LibvirtVPMEMDevice(
label='4GB', name='ns_1', devpath='/dev/dax0.0',
size=4292870144, align=2097152)]
fake_instance_extras = {
'resources': jsonutils.dumps(fake_resources.obj_to_primitive())
}
class TestResourceObject(test_objects._LocalTest):
def _create_resource(self, metadata=None):
fake_resource = resource.Resource(provider_uuid=uuids.rp,
resource_class='bar',
identifier='foo')
if metadata:
fake_resource.metadata = metadata
return fake_resource
def _test_set_malformed_resource_class(self, rc):
try:
resource.Resource(provider_uuid=uuids.rp,
resource_class=rc,
identifier='foo')
except ValueError as e:
self.assertEqual('Malformed Resource Class %s' % rc, str(e))
else:
self.fail('Check malformed resource class failed.')
def _test_set_formed_resource_class(self, rc):
resource.Resource(provider_uuid=uuids.rp,
resource_class=rc,
identifier='foo')
def test_set_malformed_resource_classes(self):
malformed_resource_classes = ['!', ';', ' ']
for rc in malformed_resource_classes:
self._test_set_malformed_resource_class(rc)
def test_set_formed_resource_classes(self):
formed_resource_classes = ['resource', 'RESOURCE', '0123']
for rc in formed_resource_classes:
self._test_set_formed_resource_class(rc)
def test_equal_without_metadata(self):
resource_0 = resource.Resource(provider_uuid=uuids.rp,
resource_class='bar',
identifier='foo')
resource_1 = resource.Resource(provider_uuid=uuids.rp,
resource_class='bar',
identifier='foo')
self.assertEqual(resource_0, resource_1)
def test_not_equal_without_matadata(self):
self.assertNotEqual(fake_resources[0], fake_resources[1])
def test_equal_with_vpmem_metadata(self):
resource_0 = self._create_resource(metadata=fake_vpmems[0])
resource_1 = self._create_resource(metadata=fake_vpmems[0])
self.assertEqual(resource_0, resource_1)
def test_not_equal_with_vpmem_metadata(self):
resource_0 = self._create_resource(metadata=fake_vpmems[0])
resource_1 = self._create_resource(metadata=fake_vpmems[1])
self.assertNotEqual(resource_0, resource_1)
def test_not_equal_with_and_without_metadata(self):
# one resource has metadata, another one has not metadata
resource_0 = self._create_resource(metadata=fake_vpmems[0])
resource_1 = self._create_resource()
self.assertNotEqual(resource_0, resource_1)
class _TestResourceListObject(object):
@mock.patch('nova.db.api.instance_extra_get_by_instance_uuid')
def test_get_by_instance_uuid(self, mock_get):
mock_get.return_value = fake_instance_extras
resources = resource.ResourceList.get_by_instance_uuid(
self.context, 'fake_uuid')
for i in range(len(resources)):
self.assertEqual(resources[i].identifier,
fake_resources[i].identifier)
class TestResourceListObject(test_objects._LocalTest,
_TestResourceListObject):
pass
class TestRemoteResourceListObject(test_objects._RemoteTest,
_TestResourceListObject):
pass