68 lines
2.6 KiB
Python
68 lines
2.6 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2011 OpenStack, LLC
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# All Rights Reserved.
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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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import optparse
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import tempfile
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import unittest
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from glance.common import config
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class TestConfig(unittest.TestCase):
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def test_common_options(self):
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parser = optparse.OptionParser()
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self.assertEquals(0, len(parser.option_groups))
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config.add_common_options(parser)
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self.assertEquals(1, len(parser.option_groups))
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expected_options = ['--verbose', '--debug', '--config-file']
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for e in expected_options:
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self.assertTrue(parser.option_groups[0].get_option(e),
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"Missing required common option: %s" % e)
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def test_parse_options(self):
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# test empty args and that parse_options() returns a mapping
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# of typed values
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parser = optparse.OptionParser()
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config.add_common_options(parser)
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parsed_options, args = config.parse_options(parser, [])
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expected_options = {'verbose': False, 'debug': False,
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'config_file': None}
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self.assertEquals(expected_options, parsed_options)
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# test non-empty args and that parse_options() returns a mapping
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# of typed values matching supplied args
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parser = optparse.OptionParser()
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config.add_common_options(parser)
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parsed_options, args = config.parse_options(parser, ['--verbose'])
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expected_options = {'verbose': True, 'debug': False,
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'config_file': None}
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self.assertEquals(expected_options, parsed_options)
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# test non-empty args that contain unknown options raises
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# a SystemExit exception. Not ideal, but unfortunately optparse
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# raises a sys.exit() when it runs into an error instead of raising
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# something a bit more useful for libraries. optparse must have been
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# written by the same group that wrote unittest ;)
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parser = optparse.OptionParser()
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config.add_common_options(parser)
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self.assertRaises(SystemExit, config.parse_options,
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parser, ['--unknown'])
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