test_getpass.py 文件源码

def test_falls_back_to_fallback_if_termios_raises(self):
        with mock.patch('os.open') as open, \
                mock.patch('io.FileIO') as fileio, \
                mock.patch('io.TextIOWrapper') as textio, \
                mock.patch('termios.tcgetattr'), \
                mock.patch('termios.tcsetattr') as tcsetattr, \
                mock.patch('getpass.fallback_getpass') as fallback:
            open.return_value = 3
            fileio.return_value = BytesIO()
            tcsetattr.side_effect = termios.error
            getpass.unix_getpass()
            fallback.assert_called_once_with('Password: ',
                                             textio.return_value)