Siehe https://web-development.github.io/applied-js-and-css/websocket/

lokal laufen lassen:

npm install node index.js

Quellen

Inspiriert von

• http://socket.io/get-started/chat/
• http://liamkaufman.com/blog/2012/01/28/testing-socketio-with-mocha-should-and-socketio-client/
• http://stackoverflow.com/questions/18941736/ensuring-express-app-is-running-before-each-mocha-test#answer-19377023
• https://devcenter.heroku.com/articles/node-websockets
• https://glitch.com/~remote-hands