javascript-unit-test

Unit testing using Jest

pnpm init

Locally in your project.

pnpm add -D typescript
pnpm add -D ts-node

Or globally with TypeScript.

pnpm add -g typescript
pnpm add -g ts-node

Depending on configuration, you may also need these

pnpm add -D tslib @types/node

Run

npx ts-node ./main.ts

Or

pnpm dev

Installing Jest

pnpm add --save-dev jest

Example of a structure

https://github.com/nodejs/examples