Function test_docopt

test_docopt.py:391–427

()

def test_docopt():
    doc = '''Usage: prog [-v] A

    -v  Be verbose.'''
    assert docopt(doc, 'arg') == {'-v': False, 'A': 'arg'}
    assert docopt(doc, '-v arg') == {'-v': True, 'A': 'arg'}

    doc = """Usage: prog [-vqr] [FILE]
              prog INPUT OUTPUT
              prog --help

    Options:
      -v  print status messages
      -q  report only file names
      -r  show all occurrences of the same error
      --help

    """
    a = docopt(doc, '-v file.py')
    assert a == {'-v': True, '-q': False, '-r': False, '--help': False,
                 'FILE': 'file.py', 'INPUT': None, 'OUTPUT': None}

    a = docopt(doc, '-v')
    assert a == {'-v': True, '-q': False, '-r': False, '--help': False,
                 'FILE': None, 'INPUT': None, 'OUTPUT': None}

    with raises(DocoptExit):  # does not match
        docopt(doc, '-v input.py output.py')

    with raises(DocoptExit):
        docopt(doc, '--fake')

    with raises(SystemExit):
        docopt(doc, '--hel')

    #with raises(SystemExit):
    #    docopt(doc, 'help')  XXX Maybe help command?


def test_language_errors():