67 lines
2.0 KiB
Python
67 lines
2.0 KiB
Python
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# Copyright 2012 OpenStack Foundation
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# Copyright 2013 Red Hat, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from oslo import messaging
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from tests import utils as test_utils
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class TestExpectedExceptions(test_utils.BaseTestCase):
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def test_exception(self):
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e = None
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try:
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try:
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raise ValueError()
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except Exception:
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raise messaging.ExpectedException()
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except messaging.ExpectedException as e:
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self.assertIsInstance(e, messaging.ExpectedException)
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self.assertTrue(hasattr(e, 'exc_info'))
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self.assertIsInstance(e.exc_info[1], ValueError)
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def test_decorator_expected(self):
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class FooException(Exception):
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pass
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@messaging.expected_exceptions(FooException)
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def naughty():
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raise FooException()
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self.assertRaises(messaging.ExpectedException, naughty)
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def test_decorator_expected_subclass(self):
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class FooException(Exception):
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pass
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class BarException(FooException):
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pass
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@messaging.expected_exceptions(FooException)
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def naughty():
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raise BarException()
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self.assertRaises(messaging.ExpectedException, naughty)
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def test_decorator_unexpected(self):
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class FooException(Exception):
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pass
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@messaging.expected_exceptions(FooException)
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def really_naughty():
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raise ValueError()
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self.assertRaises(ValueError, really_naughty)
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