Assoc.js Benchmark

gistfile1.js

function createRandomWord(length) {
    var consonants = 'bcdfghjklmnpqrstvwxyz',
        vowels = 'aeiou',
        rand = function(limit) {
            return Math.floor(Math.random()*limit);
        },
        i, word='', length = parseInt(length,10),
        consonants = consonants.split(''),
        vowels = vowels.split('');
    for (i=0;i<length/2;i++) {
        var randConsonant = consonants[rand(consonants.length)],
            randVowel = vowels[rand(vowels.length)];
        word += (i===0) ? randConsonant.toUpperCase() : randConsonant;
        word += i*2<length-1 ? randVowel : '';
    }
    return word;
}

var words = [];

for(var i=0; i<10000000; i++) {
  words.push(createRandomWord(8))
}

console.log("Finished creating random words!")

// Uses requires benchmark.js v1.0.0-pre (benchmarkjs.com)
var Benchmark = require('benchmark'),
  AssociativeArray = require('./../lib/assoc');

var suite = new Benchmark.Suite;

var arr = new AssociativeArray();


var wordcount = 0;
suite.add('#push performance', function() {
  var word = words[wordcount];
  wordcount++;
  arr.push([[word, word]]);
})

suite.add('#assoc performance', function() {
  var item = words[Math.floor(Math.random()*wordcount)];
  arr.assoc(item);
})

// add listeners
.on('cycle', function(event) {
  console.log(String(event.target));
})
.on('complete', function() {
  console.log("Test created " + arr.length() + " elements");
})

.run({ 'async': true });