node/benchmark/blob/slice.js

28 lines
566 B
JavaScript

'use strict';
const common = require('../common.js');
const { Blob } = require('node:buffer');
const assert = require('assert');
const bench = common.createBenchmark(main, {
n: [50e3],
dataSize: [
5,
30 * 1024,
],
});
let _sliceResult;
function main({ n, dataSize }) {
const data = 'a'.repeat(dataSize);
const reusableBlob = new Blob([data]);
bench.start();
for (let i = 0; i < n; ++i)
_sliceResult = reusableBlob.slice(0, Math.floor(data.length / 2));
bench.end(n);
// Avoid V8 deadcode (elimination)
assert.ok(_sliceResult);
}