diff options
Diffstat (limited to 'Lib/test/test_argparse.py')
| -rw-r--r-- | Lib/test/test_argparse.py | 139 |
1 files changed, 137 insertions, 2 deletions
diff --git a/Lib/test/test_argparse.py b/Lib/test/test_argparse.py index d1f3d40..86d6e81 100644 --- a/Lib/test/test_argparse.py +++ b/Lib/test/test_argparse.py @@ -5099,7 +5099,8 @@ class TestStrings(TestCase): string = ( "Action(option_strings=['--foo', '-a', '-b'], dest='b', " "nargs='+', const=None, default=42, type='int', " - "choices=[1, 2, 3], required=False, help='HELP', metavar='METAVAR')") + "choices=[1, 2, 3], required=False, help='HELP', " + "metavar='METAVAR', deprecated=False)") self.assertStringEqual(option, string) def test_argument(self): @@ -5116,7 +5117,8 @@ class TestStrings(TestCase): string = ( "Action(option_strings=[], dest='x', nargs='?', " "const=None, default=2.5, type=%r, choices=[0.5, 1.5, 2.5], " - "required=True, help='H HH H', metavar='MV MV MV')" % float) + "required=True, help='H HH H', metavar='MV MV MV', " + "deprecated=False)" % float) self.assertStringEqual(argument, string) def test_namespace(self): @@ -5308,6 +5310,139 @@ class TestTypeFunctionCallOnlyOnce(TestCase): args = parser.parse_args('--foo spam!'.split()) self.assertEqual(NS(foo='foo_converted'), args) + +# ============================================== +# Check that deprecated arguments output warning +# ============================================== + +class TestDeprecatedArguments(TestCase): + + def test_deprecated_option(self): + parser = argparse.ArgumentParser() + parser.add_argument('-f', '--foo', deprecated=True) + + with captured_stderr() as stderr: + parser.parse_args(['--foo', 'spam']) + stderr = stderr.getvalue() + self.assertRegex(stderr, "warning: option '--foo' is deprecated") + self.assertEqual(stderr.count('is deprecated'), 1) + + with captured_stderr() as stderr: + parser.parse_args(['-f', 'spam']) + stderr = stderr.getvalue() + self.assertRegex(stderr, "warning: option '-f' is deprecated") + self.assertEqual(stderr.count('is deprecated'), 1) + + with captured_stderr() as stderr: + parser.parse_args(['--foo', 'spam', '-f', 'ham']) + stderr = stderr.getvalue() + self.assertRegex(stderr, "warning: option '--foo' is deprecated") + self.assertRegex(stderr, "warning: option '-f' is deprecated") + self.assertEqual(stderr.count('is deprecated'), 2) + + with captured_stderr() as stderr: + parser.parse_args(['--foo', 'spam', '--foo', 'ham']) + stderr = stderr.getvalue() + self.assertRegex(stderr, "warning: option '--foo' is deprecated") + self.assertEqual(stderr.count('is deprecated'), 1) + + def test_deprecated_boolean_option(self): + parser = argparse.ArgumentParser() + parser.add_argument('-f', '--foo', action=argparse.BooleanOptionalAction, deprecated=True) + + with captured_stderr() as stderr: + parser.parse_args(['--foo']) + stderr = stderr.getvalue() + self.assertRegex(stderr, "warning: option '--foo' is deprecated") + self.assertEqual(stderr.count('is deprecated'), 1) + + with captured_stderr() as stderr: + parser.parse_args(['-f']) + stderr = stderr.getvalue() + self.assertRegex(stderr, "warning: option '-f' is deprecated") + self.assertEqual(stderr.count('is deprecated'), 1) + + with captured_stderr() as stderr: + parser.parse_args(['--no-foo']) + stderr = stderr.getvalue() + self.assertRegex(stderr, "warning: option '--no-foo' is deprecated") + self.assertEqual(stderr.count('is deprecated'), 1) + + with captured_stderr() as stderr: + parser.parse_args(['--foo', '--no-foo']) + stderr = stderr.getvalue() + self.assertRegex(stderr, "warning: option '--foo' is deprecated") + self.assertRegex(stderr, "warning: option '--no-foo' is deprecated") + self.assertEqual(stderr.count('is deprecated'), 2) + + def test_deprecated_arguments(self): + parser = argparse.ArgumentParser() + parser.add_argument('foo', nargs='?', deprecated=True) + parser.add_argument('bar', nargs='?', deprecated=True) + + with captured_stderr() as stderr: + parser.parse_args([]) + stderr = stderr.getvalue() + self.assertEqual(stderr.count('is deprecated'), 0) + + with captured_stderr() as stderr: + parser.parse_args(['spam']) + stderr = stderr.getvalue() + self.assertRegex(stderr, "warning: argument 'foo' is deprecated") + self.assertEqual(stderr.count('is deprecated'), 1) + + with captured_stderr() as stderr: + parser.parse_args(['spam', 'ham']) + stderr = stderr.getvalue() + self.assertRegex(stderr, "warning: argument 'foo' is deprecated") + self.assertRegex(stderr, "warning: argument 'bar' is deprecated") + self.assertEqual(stderr.count('is deprecated'), 2) + + def test_deprecated_varargument(self): + parser = argparse.ArgumentParser() + parser.add_argument('foo', nargs='*', deprecated=True) + + with captured_stderr() as stderr: + parser.parse_args([]) + stderr = stderr.getvalue() + self.assertEqual(stderr.count('is deprecated'), 0) + + with captured_stderr() as stderr: + parser.parse_args(['spam']) + stderr = stderr.getvalue() + self.assertRegex(stderr, "warning: argument 'foo' is deprecated") + self.assertEqual(stderr.count('is deprecated'), 1) + + with captured_stderr() as stderr: + parser.parse_args(['spam', 'ham']) + stderr = stderr.getvalue() + self.assertRegex(stderr, "warning: argument 'foo' is deprecated") + self.assertEqual(stderr.count('is deprecated'), 1) + + def test_deprecated_subparser(self): + parser = argparse.ArgumentParser() + subparsers = parser.add_subparsers() + subparsers.add_parser('foo', aliases=['baz'], deprecated=True) + subparsers.add_parser('bar') + + with captured_stderr() as stderr: + parser.parse_args(['bar']) + stderr = stderr.getvalue() + self.assertEqual(stderr.count('is deprecated'), 0) + + with captured_stderr() as stderr: + parser.parse_args(['foo']) + stderr = stderr.getvalue() + self.assertRegex(stderr, "warning: command 'foo' is deprecated") + self.assertEqual(stderr.count('is deprecated'), 1) + + with captured_stderr() as stderr: + parser.parse_args(['baz']) + stderr = stderr.getvalue() + self.assertRegex(stderr, "warning: command 'baz' is deprecated") + self.assertEqual(stderr.count('is deprecated'), 1) + + # ================================================================== # Check semantics regarding the default argument and type conversion # ================================================================== |