def __init__(self, name, host='127.0.0.1', port=27017):
        self.name = name
        self.host = host
        self.port = port
def test_regex_flags_bad_input():
    cases = (
        'abcd',
        'ABCabc'
    )

    case_sensitive = inputs.regex(r'^[A-Z]+$')

    for value in cases:
        yield assert_raises, ValueError, lambda: case_sensitive(value)