def METHOD_NAME(self, mock_which, mock_exec):
    mock_which.return_value = 'kiwi-ng'
    sys.argv = [
        'kiwicompat', '--version'
    ]
    kiwi.kiwi_compat.main()
    mock_exec.assert_called_once_with(
        'kiwi-ng', ['kiwi', '--version']
    )