Web配置 Jest Jest的理念在默认配置就能运行得很好，但有些时候我们还是需要发挥配置的功效。 建议编写一个专用的Javascript、Typescript 或 JSON格式的配置文件，这样方便对配置进行维护。 Jest会自动查找目录下文件名为 jest.config.js ts mjs cjs json 的配置文件， 你也可以使用 --config 参数传入配置文件的绝对路径。 note 注意配置文件最后导出的对象一定 … http://man.hubwiz.com/docset/Jest.docset/Contents/Resources/Documents/jest/docs/en/configuration.html

GitHub - argos-ci/jest-puppeteer: Run tests using Jest & Puppeteer 🎪

WebExample: ["/build/", "/node_modules/"]. coverageReporters [array] Default: ["json", "lcov", "text", "clover"] A list of reporter names that Jest uses when writing coverage reports. Any istanbul reporter can be used. Note: Setting this option overwrites the default values. WebThis option tells Jest that all imported modules in your tests should be mocked automatically. All modules used in your tests will have a replacement implementation, keeping the API surface. Example: // utils.js export default { authorize: () => { return 'token' ; }, isAuthorized: secret => secret === 'wizard' , }; patriney

Globals · Jest

WebJest will also wait if you provide an argument to the test function, usually called done. This could be handy when you want to test callbacks. See how to test async code here. For … WebJest provides beforeAll and afterAll hooks to handle this situation. For example, if both initializeCityDatabase () and clearCityDatabase () returned promises, and the city database could be reused between tests, we could change our test code to: beforeAll(() => { return initializeCityDatabase(); }); afterAll(() => { return clearCityDatabase(); }); Web19 dic 2024 · You can use jest-playwright with custom test environment for taking screenshots during test failures for example: jest.config.json ... globalSetup and globalTeardown, so that you can wrap them with your own global setup and global teardown methods as the following example: Getting authentication state once for all … patri neuf