node/benchmark/perf_hooks/now.js

24 lines
404 B
JavaScript

'use strict';
const assert = require('assert');
const common = require('../common.js');
const bench = common.createBenchmark(main, {
n: [1e6],
});
function main({ n }) {
const arr = [];
for (let i = 0; i < n; ++i) {
arr.push(performance.now());
}
bench.start();
for (let i = 0; i < n; i++) {
arr[i] = performance.now();
}
bench.end(n);
assert.strictEqual(arr.length, n);
}