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# Copyright 2013 Red Hat, Inc.
#
# 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 threading
from oslo_messaging._drivers import common
from oslo_messaging import _utils as utils
from oslo_messaging.tests import utils as test_utils
import six
from six.moves import mock
class VersionIsCompatibleTestCase(test_utils.BaseTestCase):
def test_version_is_compatible_same(self):
self.assertTrue(utils.version_is_compatible('1.23', '1.23'))
def test_version_is_compatible_newer_minor(self):
self.assertTrue(utils.version_is_compatible('1.24', '1.23'))
def test_version_is_compatible_older_minor(self):
self.assertFalse(utils.version_is_compatible('1.22', '1.23'))
def test_version_is_compatible_major_difference1(self):
self.assertFalse(utils.version_is_compatible('2.23', '1.23'))
def test_version_is_compatible_major_difference2(self):
self.assertFalse(utils.version_is_compatible('1.23', '2.23'))
def test_version_is_compatible_newer_rev(self):
self.assertFalse(utils.version_is_compatible('1.23', '1.23.1'))
def test_version_is_compatible_newer_rev_both(self):
self.assertFalse(utils.version_is_compatible('1.23.1', '1.23.2'))
def test_version_is_compatible_older_rev_both(self):
self.assertTrue(utils.version_is_compatible('1.23.2', '1.23.1'))
def test_version_is_compatible_older_rev(self):
self.assertTrue(utils.version_is_compatible('1.24', '1.23.1'))
def test_version_is_compatible_no_rev_is_zero(self):
self.assertTrue(utils.version_is_compatible('1.23.0', '1.23'))
class TimerTestCase(test_utils.BaseTestCase):
def test_no_duration_no_callback(self):
t = common.DecayingTimer()
t.start()
remaining = t.check_return()
self.assertIsNone(remaining)
def test_no_duration_but_maximum(self):
t = common.DecayingTimer()
t.start()
remaining = t.check_return(maximum=2)
self.assertEqual(2, remaining)
@mock.patch('oslo_utils.timeutils.now')
def test_duration_expired_no_callback(self, now):
now.return_value = 0
t = common.DecayingTimer(2)
t.start()
now.return_value = 3
remaining = t.check_return()
self.assertEqual(0, remaining)
@mock.patch('oslo_utils.timeutils.now')
def test_duration_callback(self, now):
now.return_value = 0
t = common.DecayingTimer(2)
t.start()
now.return_value = 3
callback = mock.Mock()
remaining = t.check_return(callback)
self.assertEqual(0, remaining)
callback.assert_called_once_with()
@mock.patch('oslo_utils.timeutils.now')
def test_duration_callback_with_args(self, now):
now.return_value = 0
t = common.DecayingTimer(2)
t.start()
now.return_value = 3
callback = mock.Mock()
remaining = t.check_return(callback, 1, a='b')
self.assertEqual(0, remaining)
callback.assert_called_once_with(1, a='b')
class EventCompatTestCase(test_utils.BaseTestCase):
@mock.patch('oslo_messaging._utils._Event.clear')
def test_event_api_compat(self, mock_clear):
with mock.patch('oslo_messaging._utils._is_monkey_patched',
return_value=True):
e_event = utils.Event()
self.assertIsInstance(e_event, utils._Event)
with mock.patch('oslo_messaging._utils._is_monkey_patched',
return_value=False):
t_event = utils.Event()
if six.PY3:
t_event_cls = threading.Event
else:
t_event_cls = threading._Event
self.assertIsInstance(t_event, t_event_cls)
public_methods = [m for m in dir(t_event) if not m.startswith("_") and
callable(getattr(t_event, m))]
for method in public_methods:
self.assertTrue(hasattr(e_event, method))
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