例如，如果您经常切换工作区，并且忘了从先前的工作区中删除项目，您可以将单元测试环境恢复到初始状态。

If for example you switch workspaces frequently, and forgot to remove projects from previous workspaces, you could rest the Unit Test Environment back to its initial state.

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目标为此存根的任何项目作为运行时时将被配置来使用这个测试环境。

Any project targetted to this stub as runtime will be configured to use this test environment.

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但是，从我们的经验来看，使用正确的工具、项目环境，并理解与之相关的测试模式，组件测试就可以变得很成功有效。

But it's been our experience that with the right tools, project environment, and understanding of the test patterns associated with it, component testing can be both successful and cost effective.

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