Class TestOptionalsSingleDash

Lib/test/test_argparse.py:344–355

Test an Optional with a single-dash option string

# ===============

class TestOptionalsSingleDash(ParserTestCase):
    """Test an Optional with a single-dash option string"""

    argument_signatures = [Sig('-x')]
    failures = ['-x', 'a', '--foo', '-x --foo', '-x -y']
    successes = [
        ('', NS(x=None)),
        ('-x a', NS(x='a')),
        ('-xa', NS(x='a')),
        ('-x -1', NS(x='-1')),
        ('-x-1', NS(x='-1')),
    ]


class TestOptionalsSingleDashCombined(ParserTestCase):