yarn jest test
注：Jest的文档统一使用 yarn 命令，不过使用 npm 也是可行的。 你可以在yarn的说明文档里看到 yarn 与 npm 之间的对比。 Let's get started by writing a test for a ... ,You can compare yarn and npm commands in the yarn docs, here. Let's get started by writing a test for a hypothetical function that adds two numbers. First ... ,Every one of Jest's Configuration options can also be specified through the CLI ... , 備註: 此範例以create-react-app 為架構，test.js eject後就已有該檔案了。 ... yarn add jest react-test-renderer babel-jest enzyme enzyme-to-json ...,At Facebook, we use Jest to test [React](http://facebook.github.io/react/) ... yarn add --dev jest babel-jest babel-preset-env babel-preset-react react-test-renderer. ,We are using the babel-jest package and the react babel preset to transform our code inside of the test environment. Also see using babel. Run yarn add --dev ... ,最后，运行 yarn test 或 npm run test ，Jest将打印下面这个消息： PASS ./sum.test.js ✓ adds 1 + 2 to equal 3 (5ms). 你刚刚成功地写了第一个Jest测试！ 此测试使用 ...
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 yarn jest test 相關參考資料
Getting Started - Jest
注：Jest的文档统一使用 yarn 命令，不过使用 npm 也是可行的。 你可以在yarn的说明文档里看到 yarn 与 npm 之间的对比。 Let's get started by writing a test for a ... https://jestjs.io Getting Started · Jest
You can compare yarn and npm commands in the yarn docs, here. Let's get started by writing a test for a hypothetical function that adds two numbers. First ... https://jestjs.io Jest CLI Options · Jest
Every one of Jest's Configuration options can also be specified through the CLI ... https://jestjs.io React 前端單元測試教學- Anderson - Medium
備註: 此範例以create-react-app 為架構，test.js eject後就已有該檔案了。 ... yarn add jest react-test-renderer babel-jest enzyme enzyme-to-json ... https://medium.com Testing React Apps - Jest
At Facebook, we use Jest to test [React](http://facebook.github.io/react/) ... yarn add --dev jest babel-jest babel-preset-env babel-preset-react react-test-renderer. https://jestjs.io Testing React Apps · Jest
We are using the babel-jest package and the react babel preset to transform our code inside of the test environment. Also see using babel. Run yarn add --dev ... https://jestjs.io 使用Babel - Jest
最后，运行 yarn test 或 npm run test ，Jest将打印下面这个消息： PASS ./sum.test.js ✓ adds 1 + 2 to equal 3 (5ms). 你刚刚成功地写了第一个Jest测试！ 此测试使用 ... https://jestjs.io |