Handshake benchmark

handshake.js

var io = require('../').listen(8080)
  , child = require('child_process');

io.sockets.on('connection', function () {
  // nothing to do there as we are testing the handshake clean up.
});

// Check every 1 sec to see howmany ghost handshakes are allocated
var count = 0
, check = setInterval(function () {
  count = Object.keys(io.handshaken).length;
  console.log('#' + count + ' handshakes allocated');
}, 1000);

console.log('Listening on port 8080');

// Start the apache benchmark test, and -r to ignore the errors
var ab = child.spawn('ab', [
      '-n', 2500
    , '-c', 10
    , '-r'
    , 'http://127.0.0.1:8080/socket.io/1/'
]);

ab.stdout.on('data', function (data) {
  console.log(data.toString());
});

ab.stderr.on('data', function (err) {
  console.error(err.toString());
});

ab.on('exit', function () {
  // wait for the one more sweep
  setTimeout(function () {
    console.log('Test ' + (count === 0 ? 'finished successfully' : 'failed'));
    clearInterval(check);
    io.server.close();
  }, 40000);
});