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91 lines
2.1 KiB
91 lines
2.1 KiB
import fs from 'node:fs';
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import path from 'node:path';
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import { execSync, fork } from 'node:child_process';
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import { fileURLToPath } from 'node:url';
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import { benchmarks } from '../benchmarks.js';
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// if (execSync('git status --porcelain').toString().trim()) {
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// console.error('Working directory is not clean');
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// process.exit(1);
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// }
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const filename = fileURLToPath(import.meta.url);
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const runner = path.resolve(filename, '../runner.js');
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const outdir = path.resolve(filename, '../.results');
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if (fs.existsSync(outdir)) fs.rmSync(outdir, { recursive: true });
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fs.mkdirSync(outdir);
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const branches = [];
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for (const arg of process.argv.slice(2)) {
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if (arg.startsWith('--')) continue;
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if (arg === filename) continue;
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branches.push(arg);
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}
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if (branches.length === 0) {
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branches.push(
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execSync('git symbolic-ref --short -q HEAD || git rev-parse --short HEAD').toString().trim()
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);
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}
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if (branches.length === 1) {
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branches.push('main');
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}
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process.on('exit', () => {
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execSync(`git checkout ${branches[0]}`);
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});
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for (const branch of branches) {
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console.group(`Benchmarking ${branch}`);
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execSync(`git checkout ${branch}`);
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await new Promise((fulfil, reject) => {
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const child = fork(runner);
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child.on('message', (results) => {
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fs.writeFileSync(`${outdir}/${branch}.json`, JSON.stringify(results, null, ' '));
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fulfil();
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});
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child.on('error', reject);
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});
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console.groupEnd();
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}
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const results = branches.map((branch) => {
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return JSON.parse(fs.readFileSync(`${outdir}/${branch}.json`, 'utf-8'));
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});
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for (let i = 0; i < results[0].length; i += 1) {
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console.group(`${results[0][i].benchmark}`);
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for (const metric of ['time', 'gc_time']) {
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const times = results.map((result) => +result[i][metric]);
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let min = Infinity;
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let min_index = -1;
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for (let b = 0; b < times.length; b += 1) {
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if (times[b] < min) {
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min = times[b];
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min_index = b;
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}
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}
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if (min !== 0) {
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console.group(`${metric}: fastest is ${branches[min_index]}`);
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times.forEach((time, b) => {
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console.log(`${branches[b]}: ${time.toFixed(2)}ms (${((time / min) * 100).toFixed(2)}%)`);
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});
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console.groupEnd();
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}
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}
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console.groupEnd();
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}
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