meteor-load-test.js

var url = 'http://localhost:3000';
var page = require('webpage').create();
var pageCreator = require('webpage');

var listeners = 0,
    numListeners = 1,
    loginCount = 0,
    listenerPages = [];

(function () {
  for(var i = 0; i < numListeners; ++i) {
    listenerPages.push(pageCreator.create());
  }
})();

function loadListener(listener) {
  if(!listener) { return; }
  listener.open(url, function (status) {
    listener.onConsoleMessage = function (msg) {
      if(msg === "increaseLogCount") { loginCount++; } else { console.log(msg); }
    };
    listener.evaluate(function () {
      Meteor.loginWithPassword('email', 'password', function (err) { if(err) { console.log(err); }  console.log('increaseLogCount'); });
    });
    loadListener(listenerPages[listenerPages.indexOf(listener)+1]);
  });
}

loadListener(listenerPages[0]);

var handle = setInterval(function () {
console.log(loginCount, numListeners);
  if(loginCount !== numListeners)
    return;
console.log('loaded all ' + numListeners + ' listeners');

    clearInterval(handle);

    page.open(url, function (status) {
      page.onConsoleMessage = function (msg) {
        if(msg === "exit") { phantom.exit(); }
                      else { console.log(msg); }
      };

      page.evaluate(function() {
        Meteor.loginWithPassword('email', 'password', function(err) {
          if(err) { console.log(err); console.log('exit'); }
console.log('about to insert');
          var iters = 200;
          var tmp;
          var id = Collection.insert({name: 'loadTester' });
          console.log('inserted id ' + id);
          for(var i=1; i<=iters; i++) {
            tmp = "loadTester" + i.toString();
            Collection.update({"_id": id }, {$set : {"name" : tmp}}, function() { if(i=iters) console.log('exit'); });
          }
        });
      });
    });
},1000);