测试人员驱动开发(Tester driven development)：软件工程的需求来自bug报告。

Tester driven development: Software projects where new requirements are specified in bug reports.

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在许多项目中，开发人员在书写代码的同时书写单元测试——或者有时甚至提前(如在测试驱动开发中)。

In many projects, developers write unit tests at the same time — or sometimes even before (as in test-driven development) — they write their code.

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对于很多开发人员来说，从测试驱动开发转移到BDD是明智的转变。

For many developers, the shift from test-driven development to BDD is a smart move.

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