可以用下面的代码测试这个Factorial类，可以在文件factorial . py中找到这些代码(请参阅参考资料)。

You can test your factorial class using the following code, which you'll also find in the file factorial.py (see Resources).

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测试期间你会发现的详细资料，在日志文件窗口。

During the test you will find detailed information in the logfile window.

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测试期间你会发现的详细资料，在日志文件窗口。

During the test you will find detailed information in the logfile window.

youdao