nova/nova/tests/unit/scheduler/filters/test_compute_filters.py

55 lines
2.3 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 nova import objects
from nova.scheduler.filters import compute_filter
from nova import test
from nova.tests.unit.scheduler import fakes
@mock.patch('nova.servicegroup.API.service_is_up')
class TestComputeFilter(test.NoDBTestCase):
def test_compute_filter_manual_disable(self, service_up_mock):
filt_cls = compute_filter.ComputeFilter()
spec_obj = objects.RequestSpec(
flavor=objects.Flavor(memory_mb=1024))
service = {'disabled': True}
host = fakes.FakeHostState('host1', 'node1',
{'free_ram_mb': 1024, 'service': service})
self.assertFalse(filt_cls.host_passes(host, spec_obj))
self.assertFalse(service_up_mock.called)
def test_compute_filter_sgapi_passes(self, service_up_mock):
filt_cls = compute_filter.ComputeFilter()
spec_obj = objects.RequestSpec(
flavor=objects.Flavor(memory_mb=1024))
service = {'disabled': False}
host = fakes.FakeHostState('host1', 'node1',
{'free_ram_mb': 1024, 'service': service})
service_up_mock.return_value = True
self.assertTrue(filt_cls.host_passes(host, spec_obj))
service_up_mock.assert_called_once_with(service)
def test_compute_filter_sgapi_fails(self, service_up_mock):
filt_cls = compute_filter.ComputeFilter()
spec_obj = objects.RequestSpec(
flavor=objects.Flavor(memory_mb=1024))
service = {'disabled': False, 'updated_at': 'now'}
host = fakes.FakeHostState('host1', 'node1',
{'free_ram_mb': 1024, 'service': service})
service_up_mock.return_value = False
self.assertFalse(filt_cls.host_passes(host, spec_obj))
service_up_mock.assert_called_once_with(service)