bench-domino-pairs.js

var Benchmark = require('benchmark');
var suite = new Benchmark.Suite;
 
let dominoes = [[1,1],[2,2],[1,1],[1,2],[1,2],[1,1]];
// add tests
suite.add('sort-join', function() {
  for (let d of dominoes) {
    [...d].sort((a, b) => a - b).join('');
  }
})
.add('ternary', function() {
  for (let d of dominoes) {
    d[0] < d[1] ? d[0] + '' + d[1] : d[1] + '' + d[0];
  }
})
.add('ternary-numeric', function() {
  for (let d of dominoes) {
    d[0] < d[1] ? d[0] + d[1] : d[1] + d[0];
  }
})
// add listeners
.on('cycle', function(event) {
  console.log(String(event.target));
})
.on('complete', function() {
  console.log('Fastest is ' + this.filter('fastest').map('name'));
})
// run async
.run({ 'async': true });