Simple node service to test chunked transfer encoding

index.js

import http from 'node:http';

// `curl -iN http://localhost:8080`

function sleep() {
    return new Promise((resolve) => {
        setTimeout(() => resolve(), 1000)
    });
}

async function* streamedResponse() {
    console.log('Starting stream');
    for (let i = 0; i < 10; i++) {
        yield i;
        await sleep();
    }

    console.log('Ending stream');
}

const requestListener = async (req, res) => {
    console.log('Doing request');
    res.setHeader('Content-Type', 'text/html');
    res.setHeader('Transfer-Encoding', 'chunked');

    for await (const chunk of streamedResponse()) {
        let nextChunk = chunk.toString();
        console.log('Writing chunk:', nextChunk);
        res.write(nextChunk);
    }

    res.end();
}

http.createServer(requestListener).listen(8080);