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# 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 unittest import mock
from keystoneauth1 import adapter
from openstack.baremetal.v1 import allocation
from openstack import exceptions
from openstack.tests.unit import base
FAKE = {
"candidate_nodes": [],
"created_at": "2016-08-18T22:28:48.165105+00:00",
"extra": {},
"last_error": None,
"links": [
{
"href": "http://127.0.0.1:6385/v1/allocations/<PG_ID>",
"rel": "self",
},
{
"href": "http://127.0.0.1:6385/allocations/<PG_ID>",
"rel": "bookmark",
},
],
"name": "test_allocation",
"node_uuid": "6d85703a-565d-469a-96ce-30b6de53079d",
"owner": "demo",
"resource_class": "baremetal",
"state": "active",
"traits": [],
"updated_at": None,
"uuid": "e43c722c-248e-4c6e-8ce8-0d8ff129387a",
}
class TestAllocation(base.TestCase):
def test_basic(self):
sot = allocation.Allocation()
self.assertIsNone(sot.resource_key)
self.assertEqual('allocations', sot.resources_key)
self.assertEqual('/allocations', sot.base_path)
self.assertTrue(sot.allow_create)
self.assertTrue(sot.allow_fetch)
self.assertTrue(sot.allow_commit)
self.assertTrue(sot.allow_delete)
self.assertTrue(sot.allow_list)
def test_instantiate(self):
sot = allocation.Allocation(**FAKE)
self.assertEqual(FAKE['candidate_nodes'], sot.candidate_nodes)
self.assertEqual(FAKE['created_at'], sot.created_at)
self.assertEqual(FAKE['extra'], sot.extra)
self.assertEqual(FAKE['last_error'], sot.last_error)
self.assertEqual(FAKE['links'], sot.links)
self.assertEqual(FAKE['name'], sot.name)
self.assertEqual(FAKE['node_uuid'], sot.node_id)
self.assertEqual(FAKE['owner'], sot.owner)
self.assertEqual(FAKE['resource_class'], sot.resource_class)
self.assertEqual(FAKE['state'], sot.state)
self.assertEqual(FAKE['traits'], sot.traits)
self.assertEqual(FAKE['updated_at'], sot.updated_at)
self.assertEqual(FAKE['uuid'], sot.id)
@mock.patch('time.sleep', lambda _t: None)
@mock.patch.object(allocation.Allocation, 'fetch', autospec=True)
class TestWaitForAllocation(base.TestCase):
def setUp(self):
super().setUp()
self.session = mock.Mock(spec=adapter.Adapter)
self.session.default_microversion = '1.52'
self.session.log = mock.Mock()
self.fake = dict(FAKE, state='allocating', node_uuid=None)
self.allocation = allocation.Allocation(**self.fake)
def test_already_active(self, mock_fetch):
self.allocation.state = 'active'
allocation = self.allocation.wait(None)
self.assertIs(allocation, self.allocation)
self.assertFalse(mock_fetch.called)
def test_wait(self, mock_fetch):
marker = [False] # mutable object to modify in the closure
def _side_effect(allocation, session):
if marker[0]:
self.allocation.state = 'active'
self.allocation.node_id = FAKE['node_uuid']
else:
marker[0] = True
mock_fetch.side_effect = _side_effect
allocation = self.allocation.wait(self.session)
self.assertIs(allocation, self.allocation)
self.assertEqual(2, mock_fetch.call_count)
def test_failure(self, mock_fetch):
marker = [False] # mutable object to modify in the closure
def _side_effect(allocation, session):
if marker[0]:
self.allocation.state = 'error'
self.allocation.last_error = 'boom!'
else:
marker[0] = True
mock_fetch.side_effect = _side_effect
self.assertRaises(
exceptions.ResourceFailure, self.allocation.wait, self.session
)
self.assertEqual(2, mock_fetch.call_count)
def test_failure_ignored(self, mock_fetch):
marker = [False] # mutable object to modify in the closure
def _side_effect(allocation, session):
if marker[0]:
self.allocation.state = 'error'
self.allocation.last_error = 'boom!'
else:
marker[0] = True
mock_fetch.side_effect = _side_effect
allocation = self.allocation.wait(self.session, ignore_error=True)
self.assertIs(allocation, self.allocation)
self.assertEqual(2, mock_fetch.call_count)
def test_timeout(self, mock_fetch):
self.assertRaises(
exceptions.ResourceTimeout,
self.allocation.wait,
self.session,
timeout=0.001,
)
mock_fetch.assert_called_with(self.allocation, self.session)
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