Setting up testing for a Node.js project

• https://nodejs.org/api/test.html
• https://nodejs.org/api/assert.html
• https://github.com/SimoneGianni/tsMatchers

Run tests:

npm test

Watch:

npx tsx --test --watch **/*.spec.ts

Video

I made a video recording of building this repo, but the microphone dropped out in the middle, so here are the first 10 minutes, which nevertheless shows how to set up testing for a Node.js project from scratch with TypeScript, the Node.js test runner and assertion library.