103 lines
3.7 KiB
Python
103 lines
3.7 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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#
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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 exception
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from nova import flags
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from nova import test
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FLAGS = flags.FLAGS
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flags.DEFINE_string('flags_unittest', 'foo', '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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self.FLAGS = flags.FlagValues()
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self.global_FLAGS = flags.FLAGS
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def test_define(self):
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self.assert_('string' not in self.FLAGS)
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self.assert_('int' not in self.FLAGS)
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self.assert_('false' not in self.FLAGS)
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self.assert_('true' not in self.FLAGS)
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flags.DEFINE_string('string', 'default', 'desc',
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flag_values=self.FLAGS)
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flags.DEFINE_integer('int', 1, 'desc', flag_values=self.FLAGS)
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flags.DEFINE_bool('false', False, 'desc', flag_values=self.FLAGS)
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flags.DEFINE_bool('true', True, 'desc', flag_values=self.FLAGS)
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self.assert_(self.FLAGS['string'])
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self.assert_(self.FLAGS['int'])
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self.assert_(self.FLAGS['false'])
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self.assert_(self.FLAGS['true'])
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self.assertEqual(self.FLAGS.string, 'default')
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self.assertEqual(self.FLAGS.int, 1)
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self.assertEqual(self.FLAGS.false, False)
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self.assertEqual(self.FLAGS.true, True)
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argv = ['flags_test',
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'--string', 'foo',
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'--int', '2',
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'--false',
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'--notrue']
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self.FLAGS(argv)
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self.assertEqual(self.FLAGS.string, 'foo')
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self.assertEqual(self.FLAGS.int, 2)
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self.assertEqual(self.FLAGS.false, True)
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self.assertEqual(self.FLAGS.true, False)
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def test_declare(self):
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self.assert_('answer' not in self.global_FLAGS)
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flags.DECLARE('answer', 'nova.tests.declare_flags')
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self.assert_('answer' in self.global_FLAGS)
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self.assertEqual(self.global_FLAGS.answer, 42)
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# Make sure we don't overwrite anything
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self.global_FLAGS.answer = 256
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self.assertEqual(self.global_FLAGS.answer, 256)
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flags.DECLARE('answer', 'nova.tests.declare_flags')
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self.assertEqual(self.global_FLAGS.answer, 256)
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def test_runtime_and_unknown_flags(self):
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self.assert_('runtime_answer' not in self.global_FLAGS)
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argv = ['flags_test', '--runtime_answer=60', 'extra_arg']
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args = self.global_FLAGS(argv)
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self.assertEqual(len(args), 2)
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self.assertEqual(args[1], 'extra_arg')
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self.assert_('runtime_answer' not in self.global_FLAGS)
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import nova.tests.runtime_flags
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self.assert_('runtime_answer' in self.global_FLAGS)
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self.assertEqual(self.global_FLAGS.runtime_answer, 60)
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def test_flag_leak_left(self):
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self.assertEqual(FLAGS.flags_unittest, 'foo')
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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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FLAGS.flags_unittest = 'bar'
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self.assertEqual(FLAGS.flags_unittest, 'bar')
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