With a little practice, any programmer can write tests first.

采用这一点做法，任何程序员都可以先编写测试。

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It's true, when you write tests first, you cannot write a whole algorithm.

是的，当你首先编写测试时，你不能编写一个完整的算法。

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Many programmers who don't write tests first don't even know it's an option.

许多没有先编写测试的程序员甚至不知道还可以使用这种方法。

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