'use strict'; const common = require('../common.js'); const { createHash } = require('crypto'); const assert = require('assert'); const bench = common.createBenchmark(main, { n: [1e5], }); function main({ n }) { const array = []; for (let i = 0; i < n; ++i) { array.push(null); } bench.start(); for (let i = 0; i < n; ++i) { array[i] = createHash('sha1'); } bench.end(n); assert.strictEqual(typeof array[n - 1], 'object'); }