mirror of
https://github.com/withastro/astro.git
synced 2024-12-23 21:53:55 -05:00
f14e48098a
* nit: use `node:` prefix everywhere * nit: fs/promises too * test: workaround issue in node builtin detection
116 lines
3.2 KiB
JavaScript
116 lines
3.2 KiB
JavaScript
import { execaCommand } from 'execa';
|
|
import { markdownTable } from 'markdown-table';
|
|
import fs from 'node:fs/promises';
|
|
import http from 'node:http';
|
|
import path from 'node:path';
|
|
import { fileURLToPath } from 'node:url';
|
|
import { waitUntilBusy } from 'port-authority';
|
|
import { calculateStat } from '../make-project/_util.js';
|
|
import { renderFiles } from '../make-project/render-default.js';
|
|
import { astroBin } from './_util.js';
|
|
|
|
const port = 4322;
|
|
|
|
export const defaultProject = 'render-default';
|
|
|
|
/**
|
|
* @param {URL} projectDir
|
|
* @param {URL} outputFile
|
|
*/
|
|
export async function run(projectDir, outputFile) {
|
|
const root = fileURLToPath(projectDir);
|
|
|
|
console.log('Building...');
|
|
await execaCommand(`${astroBin} build`, {
|
|
cwd: root,
|
|
stdio: 'inherit',
|
|
});
|
|
|
|
console.log('Previewing...');
|
|
const previewProcess = execaCommand(`${astroBin} preview --port ${port}`, {
|
|
cwd: root,
|
|
stdio: 'inherit',
|
|
});
|
|
|
|
console.log('Waiting for server ready...');
|
|
await waitUntilBusy(port, { timeout: 5000 });
|
|
|
|
console.log('Running benchmark...');
|
|
const result = await benchmarkRenderTime();
|
|
|
|
console.log('Killing server...');
|
|
if (!previewProcess.kill('SIGTERM')) {
|
|
console.warn('Failed to kill server process id:', previewProcess.pid);
|
|
}
|
|
|
|
console.log('Writing results to', fileURLToPath(outputFile));
|
|
await fs.writeFile(outputFile, JSON.stringify(result, null, 2));
|
|
|
|
console.log('Result preview:');
|
|
console.log('='.repeat(10));
|
|
console.log(`#### Render\n\n`);
|
|
console.log(printResult(result));
|
|
console.log('='.repeat(10));
|
|
|
|
console.log('Done!');
|
|
}
|
|
|
|
async function benchmarkRenderTime() {
|
|
/** @type {Record<string, number[]>} */
|
|
const result = {};
|
|
for (const fileName of Object.keys(renderFiles)) {
|
|
// Render each file 100 times and push to an array
|
|
for (let i = 0; i < 100; i++) {
|
|
const pathname = '/' + fileName.slice(0, -path.extname(fileName).length);
|
|
const renderTime = await fetchRenderTime(`http://localhost:${port}${pathname}`);
|
|
if (!result[pathname]) result[pathname] = [];
|
|
result[pathname].push(renderTime);
|
|
}
|
|
}
|
|
/** @type {Record<string, import('./_util.js').Stat>} */
|
|
const processedResult = {};
|
|
for (const [pathname, times] of Object.entries(result)) {
|
|
// From the 100 results, calculate average, standard deviation, and max value
|
|
processedResult[pathname] = calculateStat(times);
|
|
}
|
|
return processedResult;
|
|
}
|
|
|
|
/**
|
|
* @param {Record<string, import('./_util.js').Stat>} result
|
|
*/
|
|
function printResult(result) {
|
|
return markdownTable(
|
|
[
|
|
['Page', 'Avg (ms)', 'Stdev (ms)', 'Max (ms)'],
|
|
...Object.entries(result).map(([pathname, { avg, stdev, max }]) => [
|
|
pathname,
|
|
avg.toFixed(2),
|
|
stdev.toFixed(2),
|
|
max.toFixed(2),
|
|
]),
|
|
],
|
|
{
|
|
align: ['l', 'r', 'r', 'r'],
|
|
}
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Simple fetch utility to get the render time sent by `@benchmark/timer` in plain text
|
|
* @param {string} url
|
|
* @returns {Promise<number>}
|
|
*/
|
|
function fetchRenderTime(url) {
|
|
return new Promise((resolve, reject) => {
|
|
const req = http.request(url, (res) => {
|
|
res.setEncoding('utf8');
|
|
let data = '';
|
|
res.on('data', (chunk) => (data += chunk));
|
|
res.on('error', (e) => reject(e));
|
|
res.on('end', () => resolve(+data));
|
|
});
|
|
req.on('error', (e) => reject(e));
|
|
req.end();
|
|
});
|
|
}
|