nodejs-mozilla/benchmark/buffers/buffer-base64-encode.js

42 lines
1.6 KiB
JavaScript

// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
'use strict';
const common = require('../common.js');
const bench = common.createBenchmark(main, {
len: [64 * 1024 * 1024],
n: [32]
}, {
test: { len: 256 }
});
function main({ n, len }) {
const b = Buffer.allocUnsafe(len);
let s = '';
let i;
for (i = 0; i < 256; ++i) s += String.fromCharCode(i);
for (i = 0; i < len; i += 256) b.write(s, i, 256, 'ascii');
bench.start();
for (i = 0; i < n; ++i) b.toString('base64');
bench.end(n);
}