author | Lennard de Rijk <ljvderijk@gmail.com> |
Thu, 08 Jan 2009 17:22:37 +0000 | |
changeset 782 | 27924b0f13cd |
parent 593 | 01f8c7aabb7e |
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#!/usr/bin/python2.5 |
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# |
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# Copyright 2008 the Melange authors. |
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# |
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# Licensed under the Apache License, Version 2.0 (the "License"); |
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# you may not use this file except in compliance with the License. |
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# You may obtain 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, |
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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# See the License for the specific language governing permissions and |
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# limitations under the License. |
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"""Tests for the scripts.settings module. |
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For details on running the tests, see: |
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http://code.google.com/p/soc/wiki/TestingGuidelines#Running_the_smoke_tests |
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""" |
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__authors__ = [ |
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# alphabetical order by last name, please |
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'"Todd Larsen" <tlarsen@google.com>', |
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] |
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import optparse |
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import os |
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import sys |
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import unittest |
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from scripts import settings |
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class SettingsTests(unittest.TestCase): |
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"""Python-format settings file tests for the settings.py module. |
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""" |
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def setUp(self): |
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self.test_srcdir = os.path.dirname(__file__) |
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self.settings_defaults = {'foo': 1, 'bif': 4} |
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def testMissingPythonSettings(self): |
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"""Test that non-existent files work properly without errors. |
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""" |
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# non-existent settings file with no defaults produces empty dict |
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self.assertEqual( |
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{}, |
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settings.readPythonSettings(settings_dir=self.test_srcdir, |
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settings_file='nonexistent_file')) |
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# non-existent settings file should just pass through the defaults |
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self.assertEqual( |
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self.settings_defaults, |
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settings.readPythonSettings(defaults=self.settings_defaults, |
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settings_dir=self.test_srcdir, |
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settings_file='nonexistent_file')) |
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def testGoodPythonSettings(self): |
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"""Test that settings file that is present overwrites defaults. |
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""" |
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# foo and bar are overwritten, but not bif (not in the settings file) |
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self.assertEqual( |
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{'foo': 3, 'bar': 3, 'bif': 4}, |
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settings.readPythonSettings(defaults=self.settings_defaults, |
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settings_dir=self.test_srcdir, |
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settings_file='good_test_settings')) |
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# but the original defaults will be untouched |
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self.assertEqual({'foo': 1, 'bif': 4}, self.settings_defaults) |
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def testBadPythonSettings(self): |
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"""Test that exception is raised when format of settings file is bad. |
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""" |
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self.assertRaises(settings.Error, settings.readPythonSettings, |
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settings_dir=self.test_srcdir, |
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settings_file='bad_test_settings') |
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class OptionParserTests(unittest.TestCase): |
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"""Tests of custom optparse OptionParser with 'required' parameter support. |
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""" |
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def testRequiredPresent(self): |
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"""Test required=True raises nothing when value option is present. |
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""" |
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parser = settings.OptionParser( |
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option_list=[ |
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settings.Option( |
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'-t', '--test', action='store', dest='test', required=True, |
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help='(REQUIRED) test option'), |
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], |
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) |
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options, args = parser.parse_args([sys.argv[0], '--test', '3']) |
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def testRequiredMissing(self): |
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"""Test that Error exception is raised if required option not present. |
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""" |
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parser = settings.OptionParser( |
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option_list=[ |
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settings.Option( |
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'-t', '--test', action='store', dest='test', required=True, |
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help='(REQUIRED) test option'), |
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], |
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) |
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self.assertRaises(settings.Error, parser.parse_args, []) |
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def testBadRequiredAction(self): |
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"""Test that OptionError is raised if action does not support required=True. |
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""" |
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# store_true is not in Options.TYPED_VALUES, which means option cannot |
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parents:
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# take a value, so required=True is not permitted. |
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self.assertRaises(optparse.OptionError, settings.Option, |
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'-t', '--test', action='store_true', dest='test', required=True, |
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help='(REQUIRED) test option') |