node/benchmark/buffers/buffer-isascii.js

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'use strict';
const common = require('../common.js');
const buffer = require('node:buffer');
const assert = require('node:assert');
const bench = common.createBenchmark(main, {
n: [2e7],
length: ['short', 'long'],
input: ['hello world'],
});
function main({ n, input }) {
const normalizedInput = input === 'short' ? input : input.repeat(200);
const encoder = new TextEncoder();
const buff = encoder.encode(normalizedInput);
bench.start();
for (let i = 0; i < n; ++i) {
assert.ok(buffer.isAscii(buff));
}
bench.end(n);
}