markdown 为网站设置Puppeteer和Jest测试

Posted 2021-05-05

# Puppeteer & Jest
* create a directory and cd into it
* `yarn add --dev puppeteer jest jest-environment-node babel-core babel-preset-env faker`
* create a .babelrc file that contains:
```
{
  "presets": [
    ["env", {
      "targets" : {
      "node" : "current"
      }
    }]
  ]
}
```
* to package.json add:
```
  "scripts": {
    "test": "jest"
  },
  "jest": {
    "verbose": true
  }
```
* create a `__tests__` folder