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'use strict'; const common = require('../common.js'); const assert = require('assert'); const bench = common.createBenchmark(main, { type: [ 'fast-alloc', 'fast-alloc-fill', 'fast-allocUnsafe', 'slow-allocUnsafe', ], len: [10, 1024, 4096, 8192], n: [6e5] }); function main({ len, n, type }) { let fn, i; switch (type) { case '': case 'fast-alloc': fn = Buffer.alloc; break; case 'fast-alloc-fill': bench.start(); for (i = 0; i < n; i++) { Buffer.alloc(len, 0); } bench.end(n); return; case 'fast-allocUnsafe': fn = Buffer.allocUnsafe; break; case 'slow-allocUnsafe': fn = Buffer.allocUnsafeSlow; break; default: assert.fail('Should not get here'); } bench.start(); for (i = 0; i < n; i++) { fn(len); } bench.end(n); }