How to Test WebSocket Connections in the Browser...

WebSocket bugs are some of the hardest to debug. The connection looks fine, the server starts without errors, but something isn't working — and you don't know if the problem is your client code, your server, or the connection itself. The fastest way to rule out your client code entirely is to test the WebSocket endpoint directly in a browser-based tester. No install, no dependencies, no writing a throwaway script just to send one message. What is a WebSocket? A WebSocket is a persistent, two-way