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7 changes: 7 additions & 0 deletions test/jest.md
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# Jest

[Jest](http://facebook.github.io/jest/)是Facebook开发的一个对javascript进行单元测试的工具,之前仅在其内部使用,后开源,并且是在Jasmine测试框架上演变开发而来,使用了我们熟知的 **expect(value).toBe(other)** 这种断言格式。

通过`npm`安装

`$ npm install jest --save-dev`

[Jest](http://facebook.github.io/jest/)