express - Jest 错误 : Mongoose: looks like you're trying to test a Mongoose app with Jest's default jsdom test environment

Question

使用 Mongoose 中间件测试 ExpressJS 的 Jest 端点时遇到以下错误:

Mongoose: looks like you're trying to test a Mongoose app with Jest's default jsdom test environment. Please make sure you read Mongoose's docs on configuring Jest to test Node.js apps: http://mongoosejs.com/docs/jest.html

问题是什么？

Answer 1

"scripts": {
    "test": "jest --testEnvironment=node --verbose --forceExit --watchAll --maxWorkers=1"
 }

1. 如上所示将 --testEnvironment=node 添加到 package.json。
2. 然后重新运行“npm test”

问题已解决!