1'use strict'; 2 3const common = require('../common.js'); 4 5const bench = common.createBenchmark(main, { 6 encoding: ['utf8', 'ascii', 'latin1', 'hex', 'UCS-2'], 7 args: [0, 1, 3], 8 len: [1, 64, 1024], 9 n: [1e6] 10}); 11 12function main({ encoding, args, len, n }) { 13 const buf = Buffer.alloc(len, 42); 14 15 if (encoding.length === 0) 16 encoding = undefined; 17 18 switch (args) { 19 case 1: 20 bench.start(); 21 for (let i = 0; i < n; i += 1) 22 buf.toString(encoding); 23 bench.end(n); 24 break; 25 case 2: 26 bench.start(); 27 for (let i = 0; i < n; i += 1) 28 buf.toString(encoding, 0); 29 bench.end(n); 30 break; 31 case 3: 32 bench.start(); 33 for (let i = 0; i < n; i += 1) 34 buf.toString(encoding, 0, len); 35 bench.end(n); 36 break; 37 default: 38 bench.start(); 39 for (let i = 0; i < n; i += 1) 40 buf.toString(); 41 bench.end(n); 42 break; 43 } 44} 45