node/test/parallel/test-http-client-input-function.js

'use strict';

const common = require('../common');
const http = require('http');
const assert = require('assert');

{
  const server = http.createServer(common.mustCall((req, res) => {
    res.writeHead(200);
    res.end('hello world');
  })).listen(0, '127.0.0.1');

  server.on('listening', common.mustCall(() => {
    const req = new http.ClientRequest(server.address(), common.mustCall((response) => {
      let body = '';
      response.setEncoding('utf8');
      response.on('data', (chunk) => {
        body += chunk;
      });

      response.on('end', common.mustCall(() => {
        assert.strictEqual(body, 'hello world');
        server.close();
      }));
    }));

    req.end();
  }));
}