OpenStack Study: test_brick_exception.py

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# Copyright 2010 United States Government as represented by the

# Administrator of the National Aeronautics and Space Administration.

# All Rights Reserved.

#

# 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.

from cinder.brick import exception

from cinder import test

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class BrickExceptionTestCase(test.TestCase):

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    def test_default_error_msg(self):

        class FakeBrickException(exception.BrickException):

            message = "default message"

        exc = FakeBrickException()

        self.assertEqual(unicode(exc), 'default message')

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    def test_error_msg(self):

        self.assertEqual(unicode(exception.BrickException('test')), 'test')

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    def test_default_error_msg_with_kwargs(self):

        class FakeBrickException(exception.BrickException):

            message = "default message: %(code)s"

        exc = FakeBrickException(code=500)

        self.assertEqual(unicode(exc), 'default message: 500')

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    def test_error_msg_exception_with_kwargs(self):

        # NOTE(dprince): disable format errors for this test

        self.flags(fatal_exception_format_errors=False)

        class FakeBrickException(exception.BrickException):

            message = "default message: %(mispelled_code)s"

        exc = FakeBrickException(code=500)

        self.assertEqual(unicode(exc), 'default message: %(mispelled_code)s')

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    def test_default_error_code(self):

        class FakeBrickException(exception.BrickException):

            code = 404

        exc = FakeBrickException()

        self.assertEqual(exc.kwargs['code'], 404)

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    def test_error_code_from_kwarg(self):

        class FakeBrickException(exception.BrickException):

            code = 500

        exc = FakeBrickException(code=404)

        self.assertEqual(exc.kwargs['code'], 404)