95 lines
3.5 KiB
Python
95 lines
3.5 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2010 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# All Rights Reserved.
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# Copyright 2011 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 nova import flags
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from nova.openstack.common import cfg
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from nova import test
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FLAGS = flags.FLAGS
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FLAGS.register_opt(cfg.StrOpt('flags_unittest',
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default='foo',
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help='for testing purposes only'))
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class FlagsTestCase(test.TestCase):
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def setUp(self):
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super(FlagsTestCase, self).setUp()
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def test_declare(self):
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self.assert_('answer' not in FLAGS)
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flags.DECLARE('answer', 'nova.tests.declare_flags')
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self.assert_('answer' in FLAGS)
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self.assertEqual(FLAGS.answer, 42)
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# Make sure we don't overwrite anything
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FLAGS.set_override('answer', 256)
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self.assertEqual(FLAGS.answer, 256)
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flags.DECLARE('answer', 'nova.tests.declare_flags')
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self.assertEqual(FLAGS.answer, 256)
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def test_getopt_non_interspersed_args(self):
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self.assert_('runtime_answer' not in FLAGS)
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argv = ['flags_test', 'extra_arg', '--runtime_answer=60']
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args = flags.parse_args(argv, default_config_files=[])
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self.assertEqual(len(args), 3)
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self.assertEqual(argv, args)
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def test_runtime_and_unknown_flags(self):
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self.assert_('runtime_answer' not in FLAGS)
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import nova.tests.runtime_flags
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self.assert_('runtime_answer' in FLAGS)
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self.assertEqual(FLAGS.runtime_answer, 54)
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def test_long_vs_short_flags(self):
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FLAGS.clear()
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FLAGS.register_cli_opt(cfg.StrOpt('duplicate_answer_long',
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default='val',
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help='desc'))
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argv = ['flags_test', '--duplicate_answer=60', 'extra_arg']
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args = flags.parse_args(argv, default_config_files=[])
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self.assert_('duplicate_answer' not in FLAGS)
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self.assert_(FLAGS.duplicate_answer_long, 60)
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FLAGS.clear()
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FLAGS.register_cli_opt(cfg.IntOpt('duplicate_answer',
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default=60, help='desc'))
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args = flags.parse_args(argv, default_config_files=[])
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self.assertEqual(FLAGS.duplicate_answer, 60)
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self.assertEqual(FLAGS.duplicate_answer_long, 'val')
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def test_flag_leak_left(self):
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self.assertEqual(FLAGS.flags_unittest, 'foo')
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self.flags(flags_unittest='bar')
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self.assertEqual(FLAGS.flags_unittest, 'bar')
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def test_flag_leak_right(self):
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self.assertEqual(FLAGS.flags_unittest, 'foo')
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self.flags(flags_unittest='bar')
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self.assertEqual(FLAGS.flags_unittest, 'bar')
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def test_flag_overrides(self):
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self.assertEqual(FLAGS.flags_unittest, 'foo')
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self.flags(flags_unittest='bar')
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self.assertEqual(FLAGS.flags_unittest, 'bar')
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FLAGS.reset()
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self.assertEqual(FLAGS.flags_unittest, 'foo')
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