nodejs-mozilla/benchmark/module/module-loader-deep.js

51 lines
1.1 KiB
JavaScript

'use strict';
const fs = require('fs');
const path = require('path');
const common = require('../common.js');
const tmpdir = require('../../test/common/tmpdir');
const benchmarkDirectory = path.join(tmpdir.path, 'nodejs-benchmark-module');
const bench = common.createBenchmark(main, {
ext: ['', '.js'],
files: [1e3],
cache: ['true', 'false']
});
function main({ ext, cache, files }) {
tmpdir.refresh();
fs.mkdirSync(benchmarkDirectory);
fs.writeFileSync(
`${benchmarkDirectory}/a.js`,
'module.exports = {};'
);
for (let i = 0; i <= files; i++) {
fs.mkdirSync(`${benchmarkDirectory}/${i}`);
fs.writeFileSync(
`${benchmarkDirectory}/${i}/package.json`,
'{"main": "index.js"}'
);
fs.writeFileSync(
`${benchmarkDirectory}/${i}/index.js`,
`require('../a${ext}');`
);
}
measureDir(cache === 'true', files);
tmpdir.refresh();
}
function measureDir(cache, files) {
if (cache) {
for (let i = 0; i <= files; i++) {
require(`${benchmarkDirectory}/${i}`);
}
}
bench.start();
for (let i = 0; i <= files; i++) {
require(`${benchmarkDirectory}/${i}`);
}
bench.end(files);
}