You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
56 lines
2.1 KiB
56 lines
2.1 KiB
# 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.
|
|
|
|
"""Tests for failure loading callback
|
|
"""
|
|
from testtools.matchers import GreaterThan
|
|
import mock
|
|
|
|
from stevedore import extension
|
|
from stevedore import named
|
|
from stevedore.tests import utils
|
|
|
|
|
|
class TestCallback(utils.TestCase):
|
|
def test_extension_failure_custom_callback(self):
|
|
errors = []
|
|
|
|
def failure_callback(manager, entrypoint, error):
|
|
errors.append((manager, entrypoint, error))
|
|
|
|
em = extension.ExtensionManager('stevedore.test.extension',
|
|
invoke_on_load=True,
|
|
on_load_failure_callback=
|
|
failure_callback)
|
|
extensions = list(em.extensions)
|
|
self.assertThat(len(extensions), GreaterThan(0))
|
|
self.assertEqual(len(errors), 2)
|
|
for manager, entrypoint, error in errors:
|
|
self.assertIs(manager, em)
|
|
self.assertIsInstance(error, (IOError, ImportError))
|
|
|
|
@mock.patch('stevedore.named.NamedExtensionManager._load_plugins')
|
|
def test_missing_entrypoints_callback(self, load_fn):
|
|
errors = set()
|
|
|
|
def callback(names):
|
|
errors.update(names)
|
|
|
|
load_fn.return_value = [
|
|
extension.Extension('foo', None, None, None)
|
|
]
|
|
named.NamedExtensionManager('stevedore.test.extension',
|
|
names=['foo', 'bar'],
|
|
invoke_on_load=True,
|
|
on_missing_entrypoints_callback=callback)
|
|
self.assertEqual(errors, {'bar'})
|