Allow subparsers to take title= and description= parameters.

1 files changed, 30 insertions, 0 deletions

diff --git a/test/test_argparse.py b/test/test_argparse.py
index bd5a854..011b9b6 100644
--- a/test/test_argparse.py
+++ b/test/test_argparse.py
@@ -1654,6 +1654,36 @@ class TestAddSubparsers(TestCase):
               --foo       foo help

             '''))

 

+    def test_subparser_title_help(self):

+        parser = ErrorRaisingArgumentParser(prog='PROG',

+                                            description='main description')

+        parser.add_argument('--foo', action='store_true', help='foo help')

+        parser.add_argument('bar', help='bar help')

+        subparsers = parser.add_subparsers(title='subcommands',

+                                           description='command help',

+                                           help='additional text')

+        parser1 = subparsers.add_parser('1')

+        parser2 = subparsers.add_parser('2')

+        self.assertEqual(parser.format_usage(),

+                         'usage: PROG [-h] [--foo] bar {1,2} ...\n')

+        self.assertEqual(parser.format_help(), textwrap.dedent('''\

+            usage: PROG [-h] [--foo] bar {1,2} ...

+

+            main description

+

+            positional arguments:

+              bar         bar help

+

+            optional arguments:

+              -h, --help  show this help message and exit

+              --foo       foo help

+

+            subcommands:

+              command help

+

+              {1,2}       additional text

+            '''))

+

     def _test_subparser_help(self, args_str, expected_help):

         try:

             self.parser.parse_args(args_str.split())