mirror of
https://github.com/withastro/astro.git
synced 2024-12-23 21:53:55 -05:00
f76038ac7d
* feat: add @astrojs/telemetry * feat: add telemetry events, add queueing system * feat(telemetry): record CLI events * chore: add note * feat: support generic TELEMETRY_DISABLED env var * Fix test script * shim telemetry in tests * Shim telemetry in other commands * Stub telemetry in the memory leak test * Disable telemetry in smoke tests * Adds a changeset * Run the formatter * few updates * Include config keys * Add shallow viteKeys array: : * Add vite keys and tests Co-authored-by: Nate Moore <nate@skypack.dev>
79 lines
2.4 KiB
JavaScript
79 lines
2.4 KiB
JavaScript
import { fileURLToPath } from 'url';
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import v8 from 'v8';
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import dev from '../../packages/astro/dist/core/dev/index.js';
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import { loadConfig } from '../../packages/astro/dist/core/config.js';
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import prettyBytes from 'pretty-bytes';
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if (!global.gc) {
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console.error('ERROR: Node must be run with --expose-gc');
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process.exit(1);
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}
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const isCI = process.argv.includes('--ci');
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/** URL directory containing the entire project. */
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const projDir = new URL('./project/', import.meta.url);
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let config = await loadConfig({
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cwd: fileURLToPath(projDir),
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});
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const telemetry = {
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record() {
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return Promise.resolve();
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},
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};
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const server = await dev(config, { logging: { level: 'error' }, telemetry });
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// Prime the server so initial memory is created
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await fetch(`http://localhost:3000/page-0`);
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async function run() {
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for (let i = 0; i < 100; i++) {
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let path = `/page-${i}`;
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await fetch(`http://localhost:3000${path}`);
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}
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}
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global.gc();
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const startSize = v8.getHeapStatistics().used_heap_size;
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// HUMAN mode: Runs forever. Optimized for accurate results on each snapshot Slower than CI.
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if (!isCI) {
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console.log(
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`Greetings, human. This test will run forever. Run with the "--ci" flag to finish with a result.`
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);
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let i = 1;
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while (i++) {
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await run();
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global.gc();
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const checkpoint = v8.getHeapStatistics().used_heap_size;
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console.log(`Snapshot ${String(i).padStart(3, '0')}: ${(checkpoint / startSize) * 100}%`);
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}
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}
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// CI mode: Runs 100 times. Optimized for speed with an accurate final result.
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for (let i = 0; i < 100; i++) {
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await run();
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const checkpoint = v8.getHeapStatistics().used_heap_size;
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console.log(`Estimate ${String(i).padStart(3, '0')}/100: ${(checkpoint / startSize) * 100}%`);
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}
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console.log(`Test complete. Running final garbage collection...`);
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global.gc();
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const endSize = v8.getHeapStatistics().used_heap_size;
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// If the trailing average is higher than the median, see if it's more than 5% higher
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let percentage = endSize / startSize;
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const TEST_THRESHOLD = 1.5;
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const isPass = percentage < TEST_THRESHOLD;
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console.log(``);
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console.log(`Result: ${isPass ? 'PASS' : 'FAIL'} (${percentage * 100}%)`);
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console.log(
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`Memory usage began at ${prettyBytes(startSize)} and finished at ${prettyBytes(endSize)}.`
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);
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console.log(`The threshold for a probable memory leak is ${TEST_THRESHOLD * 100}%`);
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console.log(``);
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console.log(`Exiting...`);
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await server.stop();
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process.exit(isPass ? 0 : 1);
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