jstd-web/node_modules/object-refs/test/spec/performanceSpec.js

62 lines
980 B
JavaScript

'use strict';
var Refs = require('../../');
function trace(fn) {
var time = Date.now();
fn();
return Date.now() - time;
}
describe.skip('performance characteristics', function() {
it('refs access', function() {
var refs = new Refs({ name: 'foos', collection: true }, { name: 'bar' });
var foos = [];
var a = {}, b;
refs.bind(a, 'foos');
for (var i = 0; i < 50000; i++) {
b = {};
foos.push(b);
a.foos.add(b);
}
var time = trace(function() {
for (var i = 0; i < foos.length; i++) {
foos[i].bar;
}
});
console.log('refs access (ms)', time);
});
it('default access', function() {
var foos = [];
var a = {}, b;
for (var i = 0; i < 50000; i++) {
b = { bar: a };
foos.push(b);
}
var time = trace(function() {
for (var i = 0; i < foos.length; i++) {
foos[i].bar;
}
});
console.log('default access (ms)', time);
});
});