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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.
import abc
from neutron_lib.services import base
from neutron_lib.tests import _base as test_base
class _Worker(base.WorkerBase):
pass
class Test_WorkerSupportServiceMixin(test_base.BaseTestCase):
def setUp(self):
super().setUp()
self.worker = _Worker()
def test_allocate_workers(self):
self.assertEqual([], self.worker.get_workers())
def test_add_worker(self):
workers = [object(), object()]
for w in workers:
self.worker.add_worker(w)
self.assertSequenceEqual(workers, self.worker.get_workers())
def test_add_workers(self):
workers = [object(), object(), object()]
self.worker.add_workers(workers)
self.assertSequenceEqual(workers, self.worker.get_workers())
class TestPluginInterface(test_base.BaseTestCase):
class ServicePluginStub(base.ServicePluginBase):
def get_plugin_type(self):
pass
def get_plugin_description(self):
pass
def test_issubclass_hook(self):
class A(TestPluginInterface.ServicePluginStub):
def f(self):
pass
class B(base.ServicePluginBase):
@abc.abstractmethod
def f(self):
pass
self.assertTrue(issubclass(A, B))
def test_issubclass_hook_class_without_abstract_methods(self):
class A:
def f(self):
pass
class B(base.ServicePluginBase):
def f(self):
pass
self.assertFalse(issubclass(A, B))
def test_issubclass_hook_not_all_methods_implemented(self):
class A(TestPluginInterface.ServicePluginStub):
def f(self):
pass
class B(base.ServicePluginBase):
@abc.abstractmethod
def f(self):
pass
@abc.abstractmethod
def g(self):
pass
self.assertFalse(issubclass(A, B))
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