Unit tests often need to test nuanced behavior of the code under test, leading to similar and duplicated situations.

单元测试常常需要测试有细微差异的代码行为，因此涉及到相似和重复的情况。

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Unit testing defines a written contract about the behavior of each unit.

单元测试定义一个有关每个单元的行为的书面合同。

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Behavior Driven Development goes further by directly associating unit tests (and test cases) with the requirements via the use of natural language.

行为驱动开发则更进一步，通过使用自然语言，直接把单元测试(以及测试用例)同需求联系起来。

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The finding is important because the medical community suffers from a shortage of cadavers, explains Michel Anteby, an associate professor in the Organizational Behavior Unit at Harvard Business School who cowrote the paper with Filiz Garip of Harvard University, Paul V.

FORBES: The Unexpected Link Between Cadavers and Careers

They eat to the bottom of the bowl or bag if that seems like a logical meal or portion size, a behavior dubbed "unit bias" by academics.

WSJ: Overeating: The Psychology of Small Packages

Those who manage or have any responsibility for the conduct of a group or work unit already know to squash bullying behavior.

FORBES: Managers Take Note: Seeing Co-Workers Bullied Makes Everyone Want To Quit