参考下载部分中的项目交换文件，查看另一个checkout方法的代码。

Refer to the project interchange file in the Download section to see the code for the other checkout method.

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正如之前方法所做的，参考开始前的准备部分检查是否符合所有要求。

As was done for the previous methods, refer to the Before you begin section to review if all requirements were met. If yes, follow the example in Figure 6 to get started.

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要深入了解高效通用测试方法，请参阅参考资料部分关于XP的参考文献。

For more on highly effective general testing methods, see reference to XP in the Resources section.

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