`jest` 可以配置测试浏览器环境 module.exports = { testEnvironment: 'jsdom' } [https://www.jestjs.cn/docs/configuration#testenvironment-string](https://link.segmentfault.com/?enc=k%2BihojHbbBDo7vMfLRts%2BQ%3D%3D.KBKjMqU9OcoNcLf5ov2CklJaIFbIx3Z%2BsH5KPCzzGxNYHLuFHRcLlI9uWTYR1u%2FkNbVLPxWoHr33nyeSATvmfg%3D%3D) 