SuperTest: HTTP testing for node.js

supertest - npm

visionmedia/supertest: 🕷 Super-agent driven library for testing node.js HTTP servers using a fluent API.

HTTP assertions made easy via superagent.

The motivation with this module is to provide a high-level abstraction for testing HTTP, while still allowing you to drop down to the lower-level API provided by superagent.

Using supertest for testing node.js api’s | by Sampath Katari | Medium

https://dev.to/nedsoft/testing-nodejs-express-api-with-jest-and-supertest