'use strict'; const common = require('../common'); const BASE = 'string\ud801'; const bench = common.createBenchmark(main, { n: [1e5], size: [10, 100, 500], }); function main({ n, size }) { const { toUSVString } = require('util'); const str = BASE.repeat(size); bench.start(); for (let i = 0; i < n; i++) { toUSVString(str); } bench.end(n); }