test.js

'use strict';

var net = require('net');
var http = require("http");

var count = 0;

var server = http.createServer(function(req, res) {
  var id = res.id = count++;

  var connection = res.connection;

  console.log("----> Closing", id, "in", (2 - id) * 10, "seconds");

  res.on('prefinish', function() {
    console.log("Event: prefinish", id);
  });

  res.on('finish', function() {
    console.log("Event: finish", id);
  });

  res.on('close', function() {
    console.log("Event: closed", id);
  });

  res.on('error', function(err) {
    console.log("Event: error", err);
  });

  res.on('end', function() {
    console.log("Event: end", err);
  });

  setTimeout(function() {
    console.log("----> Closing", id, "now");
    res.end('hello');
  }, (2 - id) * 10);


  if (id === 1)
    server.close();
});

server.listen(8080, function() {
  var host = server.address().address;
  var port = server.address().port;

  console.log('Example app (' + process.pid + ') listening at http://%s:%s', host, port);

  var s = net.connect(port);
  
  var req = 'GET / HTTP/1.1\r\nConnection: close\r\n\r\n';
  var big = req + req;
  s.end(big);
  s.resume();
});