diff options
Diffstat (limited to 'Lib/test/test_argparse.py')
| -rw-r--r-- | Lib/test/test_argparse.py | 121 |
1 files changed, 115 insertions, 6 deletions
diff --git a/Lib/test/test_argparse.py b/Lib/test/test_argparse.py index f51a690..2d8905e 100644 --- a/Lib/test/test_argparse.py +++ b/Lib/test/test_argparse.py @@ -2879,26 +2879,30 @@ class MEMixin(object): parse_args = self.get_parser(required=False).parse_args error = ArgumentParserError for args_string in self.failures: - self.assertRaises(error, parse_args, args_string.split()) + with self.subTest(args=args_string): + self.assertRaises(error, parse_args, args_string.split()) def test_failures_when_required(self): parse_args = self.get_parser(required=True).parse_args error = ArgumentParserError for args_string in self.failures + ['']: - self.assertRaises(error, parse_args, args_string.split()) + with self.subTest(args=args_string): + self.assertRaises(error, parse_args, args_string.split()) def test_successes_when_not_required(self): parse_args = self.get_parser(required=False).parse_args successes = self.successes + self.successes_when_not_required for args_string, expected_ns in successes: - actual_ns = parse_args(args_string.split()) - self.assertEqual(actual_ns, expected_ns) + with self.subTest(args=args_string): + actual_ns = parse_args(args_string.split()) + self.assertEqual(actual_ns, expected_ns) def test_successes_when_required(self): parse_args = self.get_parser(required=True).parse_args for args_string, expected_ns in self.successes: - actual_ns = parse_args(args_string.split()) - self.assertEqual(actual_ns, expected_ns) + with self.subTest(args=args_string): + actual_ns = parse_args(args_string.split()) + self.assertEqual(actual_ns, expected_ns) def test_usage_when_not_required(self): format_usage = self.get_parser(required=False).format_usage @@ -3285,6 +3289,111 @@ class TestMutuallyExclusiveNested(MEMixin, TestCase): test_successes_when_not_required = None test_successes_when_required = None + +class TestMutuallyExclusiveOptionalOptional(MEMixin, TestCase): + def get_parser(self, required=None): + parser = ErrorRaisingArgumentParser(prog='PROG') + group = parser.add_mutually_exclusive_group(required=required) + group.add_argument('--foo') + group.add_argument('--bar', nargs='?') + return parser + + failures = [ + '--foo X --bar Y', + '--foo X --bar', + ] + successes = [ + ('--foo X', NS(foo='X', bar=None)), + ('--bar X', NS(foo=None, bar='X')), + ('--bar', NS(foo=None, bar=None)), + ] + successes_when_not_required = [ + ('', NS(foo=None, bar=None)), + ] + usage_when_required = '''\ + usage: PROG [-h] (--foo FOO | --bar [BAR]) + ''' + usage_when_not_required = '''\ + usage: PROG [-h] [--foo FOO | --bar [BAR]] + ''' + help = '''\ + + options: + -h, --help show this help message and exit + --foo FOO + --bar [BAR] + ''' + + +class TestMutuallyExclusiveOptionalWithDefault(MEMixin, TestCase): + def get_parser(self, required=None): + parser = ErrorRaisingArgumentParser(prog='PROG') + group = parser.add_mutually_exclusive_group(required=required) + group.add_argument('--foo') + group.add_argument('--bar', type=bool, default=True) + return parser + + failures = [ + '--foo X --bar Y', + '--foo X --bar=', + ] + successes = [ + ('--foo X', NS(foo='X', bar=True)), + ('--bar X', NS(foo=None, bar=True)), + ('--bar=', NS(foo=None, bar=False)), + ] + successes_when_not_required = [ + ('', NS(foo=None, bar=True)), + ] + usage_when_required = '''\ + usage: PROG [-h] (--foo FOO | --bar BAR) + ''' + usage_when_not_required = '''\ + usage: PROG [-h] [--foo FOO | --bar BAR] + ''' + help = '''\ + + options: + -h, --help show this help message and exit + --foo FOO + --bar BAR + ''' + + +class TestMutuallyExclusivePositionalWithDefault(MEMixin, TestCase): + def get_parser(self, required=None): + parser = ErrorRaisingArgumentParser(prog='PROG') + group = parser.add_mutually_exclusive_group(required=required) + group.add_argument('--foo') + group.add_argument('bar', nargs='?', type=bool, default=True) + return parser + + failures = [ + '--foo X Y', + ] + successes = [ + ('--foo X', NS(foo='X', bar=True)), + ('X', NS(foo=None, bar=True)), + ] + successes_when_not_required = [ + ('', NS(foo=None, bar=True)), + ] + usage_when_required = '''\ + usage: PROG [-h] (--foo FOO | bar) + ''' + usage_when_not_required = '''\ + usage: PROG [-h] [--foo FOO | bar] + ''' + help = '''\ + + positional arguments: + bar + + options: + -h, --help show this help message and exit + --foo FOO + ''' + # ================================================= # Mutually exclusive group in parent parser tests # ================================================= |