def METHOD_NAME(mocker):
    """
    Once https://github.com/tmbo/questionary/issues/35 is implemented, improve this test.
    """
    prompt_mock = mocker.patch('freqtrade.commands.build_config_commands.prompt',
                               return_value={'overwrite': False})
    answers = ask_user_config()
    assert isinstance(answers, dict)
    assert prompt_mock.call_count == 1
    prompt_mock = mocker.patch('freqtrade.commands.build_config_commands.prompt',
                               return_value={})
    with pytest.raises(OperationalException, match=r"User interrupted interactive questions\."):
        ask_user_config()