1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
|
// A clip this browser can't picture (an iPhone's HEVC on Chrome for Linux
// played its sound over black) switches to the server's H.264 copy; if the
// copy fails too, the sound plays under a line saying why. A clip whose
// post gave no poster wears the server's still. The server (vmedia) is
// stood in for here: its answers are canned.
// Run: bun tools/video-fallback-test.js
import puppeteer from './puppeteer.js';
import { cacheKeyFor } from '../src/wallet.js';
import { generateSecretKey, getPublicKey, finalizeEvent } from 'nostr-tools/pure';
import { buildHtml } from '../build.js';
import { readFileSync } from 'node:fs';
const sleep = (ms) => new Promise((r) => setTimeout(r, ms));
let ok = true;
const check = (n, c, d = '') => { console.log(` ${c ? '✓' : '✗'} ${n}${d ? ' — ' + d : ''}`); if (!c) ok = false; };
const DIR = process.env.CLIP_DIR || '/tmp';
const ff = (out, codec) => {
const p = Bun.spawnSync(['ffmpeg', '-y', '-loglevel', 'error', '-f', 'lavfi', '-i', 'testsrc=size=128x128:rate=10', '-f', 'lavfi', '-i', 'sine=frequency=440:duration=3',
'-t', '3', ...codec, '-pix_fmt', 'yuv420p', '-c:a', 'aac', '-movflags', '+faststart', out]);
if (p.exitCode !== 0) { console.log('ffmpeg failed: ' + p.stderr); process.exit(1); }
return readFileSync(out);
};
const HEVC = ff(DIR + '/coinos-fallback-hevc.mp4', ['-c:v', 'libx265', '-tag:v', 'hvc1', '-x265-params', 'log-level=error']);
const H264 = ff(DIR + '/coinos-fallback-h264.mp4', ['-c:v', 'libx264']);
const JPEG = Bun.spawnSync(['ffmpeg', '-loglevel', 'error', '-f', 'lavfi', '-i', 'testsrc=size=64x64', '-frames:v', '1', '-f', 'image2', '-c:v', 'mjpeg', 'pipe:1']).stdout;
const SK = generateSecretKey(), AUTHOR = getPublicKey(SK);
const now = Math.floor(Date.now() / 1000);
const post = (content, ago) => finalizeEvent({ kind: 1, created_at: now - ago, tags: [], content }, SK);
const CLIP = { saved: 'https://media.test/saved.mp4', lost: 'https://media.test/lost.mp4', known: 'https://media.test/known.mp4' };
const seeded = [post('garden ' + CLIP.saved, 100), post('broken ' + CLIP.lost, 200), post('probed ' + CLIP.known, 300)];
const html = await buildHtml({ minify: true, pwa: false });
const server = Bun.serve({ port: 0, fetch: (req) => {
const path = new URL(req.url).pathname;
if (path.startsWith('/punks')) return new Response(Bun.file('dist' + path));
return new Response(html, { headers: { 'content-type': 'text/html' } });
} });
const browser = await puppeteer.launch({ executablePath: '/usr/bin/google-chrome', headless: 'new', args: ['--no-sandbox', '--autoplay-policy=no-user-gesture-required'] });
const page = await browser.newPage();
await page.setRequestInterception(true);
const asked = []; // [kind, clip url]
page.on('request', (r) => {
const u = new URL(r.url());
if (u.host === 'v3.coinos.io' && u.pathname.startsWith('/vmedia/')) {
const src = u.searchParams.get('u');
asked.push([u.pathname, src]);
if (u.pathname === '/vmedia/thumb.jpg') return r.respond({ status: 200, contentType: 'image/jpeg', body: JPEG, headers: { 'access-control-allow-origin': '*' } });
if (src === CLIP.lost) return r.respond({ status: 404, body: 'Not playable' });
return r.respond({ status: 200, contentType: 'video/mp4', body: H264, headers: { 'access-control-allow-origin': '*' } });
}
if (u.host === 'media.test') {
asked.push([r.resourceType(), r.url()]);
// the probe is answered for one clip only: the others are found out by playing
if (r.resourceType() === 'fetch' && r.url() !== CLIP.known) return r.abort();
return r.respond({ status: 200, contentType: 'video/mp4', body: HEVC, headers: { 'access-control-allow-origin': '*' } });
}
r.continue();
});
const errs = [];
page.on('pageerror', (e) => errs.push(String(e)));
const click = (t) => page.evaluate((x) => { const e = [...document.querySelectorAll('button')].find((n) => n.textContent.trim().toLowerCase().includes(x)); if (e) { e.click(); return true; } return false; }, t);
const waitText = async (x, ms = 25000) => { for (let i = 0; i < ms / 250; i++) { if ((await page.evaluate(() => document.body.innerText)).toLowerCase().includes(x)) return true; await sleep(250); } return false; };
const waitFor = async (fn, arg, ms = 10000) => { for (let i = 0; i < ms / 200; i++) { if (await page.evaluate(fn, arg)) return true; await sleep(200); } return false; };
const box = (word) => `[...document.querySelectorAll('.note-video-box')].find((b) => b.closest('[data-key]') && b.closest('[data-key]').textContent.includes('${word}'))`;
const player = (word) => page.evaluate(new Function(`const b = ${box(word)}; const v = b && b.querySelector('video');
return v && { src: v.getAttribute('src') || '', poster: v.getAttribute('poster') || '', w: v.videoWidth, t: v.currentTime, nopic: !!b.querySelector('.vid-nopic'), note: (b.querySelector('.vid-nopic') || {}).textContent || '' };`));
const show = (word) => page.evaluate(new Function(`const b = ${box(word)}; b.scrollIntoView({ block: 'center' }); const c = b.querySelector('.vid-heavy'); if (c) c.click(); return !!b;`));
try {
const hevcHere = await page.evaluate(() => document.createElement('video').canPlayType('video/mp4; codecs="hvc1.1.6.L93.B0"'));
if (hevcHere) console.log(' (this Chrome decodes HEVC; the clip-switch checks can\'t fail here)');
await page.setViewport({ width: 390, height: 844 });
await page.goto(server.url.href, { waitUntil: 'domcontentloaded' });
await page.evaluate(() => localStorage.setItem('btc-wallet-network', 'regtest'));
await page.reload({ waitUntil: 'domcontentloaded' });
await sleep(400);
await click('create a new wallet'); await sleep(600);
await page.waitForSelector('.words .w .t');
const mn = (await page.$$eval('.words .w .t', (l) => l.map((e) => e.textContent.trim()))).join(' ');
await click('skip verification');
await waitText('receive', 20000);
const base = cacheKeyFor(mn + '\n');
await page.evaluate(([k, pk, ns]) => {
localStorage.setItem(k + ':follows', JSON.stringify({ tags: [['p', pk]], c: '', at: Math.floor(Date.now() / 1000) }));
localStorage.setItem(k + ':feedNotes', JSON.stringify(ns));
localStorage.setItem(k + ':profiles', JSON.stringify({ [pk]: { name: 'Clip Poster', t: Date.now() } }));
localStorage.setItem('btc-wallet-feed:' + k, 'following');
}, [base, AUTHOR, seeded]);
await page.reload({ waitUntil: 'domcontentloaded' });
await waitText('receive', 20000);
await page.evaluate(() => document.querySelector('.app-nav-button[aria-label="Feed"]').click());
check('the three clips are in the feed', await waitFor(() => document.querySelectorAll('.note-video-box video').length >= 3, null, 20000));
console.log('\n[no poster in the post]');
const p0 = await player('garden');
check('the server\'s still is the poster', p0.poster === 'https://v3.coinos.io/vmedia/thumb.jpg?v=4&u=' + encodeURIComponent(CLIP.saved), p0.poster);
console.log('\n[waiting for a tap]');
await page.evaluate(new Function(`${box('garden')}.scrollIntoView({ block: 'center' })`));
await page.waitForFunction(new Function(`return !!${box('garden')}?.querySelector('.vid-heavy')`), { timeout: 10000 });
const idle = await page.evaluate(new Function(`const b = ${box('garden')}, v = b.querySelector('video'), s = b.querySelector('.vid-sound');
return { controls: v.controls, sound: s ? getComputedStyle(s).display : 'gone', fit: getComputedStyle(v).objectFit, label: b.querySelector('.vid-heavy').textContent };`));
check('only the play button and the cost show: no seek bar, no sound button, the picture fills the box', !idle.controls && idle.sound === 'none' && idle.fit === 'cover' && idle.label.length > 1, JSON.stringify(idle));
const at = await page.evaluate(new Function(`const r = ${box('garden')}.getBoundingClientRect(); return { x: r.x + r.width * 0.3, y: r.y + r.height * 0.3 };`));
await page.mouse.move(at.x, at.y); await sleep(300);
const bg = await page.evaluate(new Function(`return getComputedStyle(${box('garden')}.querySelector('.vid-heavy')).backgroundColor`));
check('hovering the cover leaves the picture showing through', /rgba\(0, 0, 0, 0?\.\d+\)/.test(bg), bg);
await page.mouse.move(0, 0);
console.log('\n[found out by playing]');
await show('garden');
check('the clip switches to the H.264 copy and shows its picture', await waitFor(new Function(`const v = ${box('garden')}?.querySelector('video'); return v && v.getAttribute('src').includes('/vmedia/h264.mp4') && v.videoWidth > 0;`), null, 10000),
JSON.stringify(await player('garden')));
check('playing, the player\'s own controls are back', await page.evaluate(new Function(`const b = ${box('garden')}; return b.querySelector('video').controls && !b.classList.contains('idle')`)));
check('the original was tried first', asked.some(([k, u]) => k === 'media' && u === CLIP.saved));
console.log('\n[the copy fails too]');
await show('broken');
check('its sound plays under a line saying why, with the file', await waitFor(new Function(`const b = ${box('broken')}; const v = b && b.querySelector('video'); return v && b.querySelector('.vid-nopic') && v.getAttribute('src') === '${CLIP.lost}';`), null, 10000),
JSON.stringify(await player('broken')));
const p1 = await player('broken');
check('…which says the browser can\'t show it', /can.t show/.test(p1.note) && /Open the file/.test(p1.note), p1.note);
console.log('\n[known from the probe]');
await sleep(500);
await show('probed');
check('an HEVC header seen by the probe plays the copy from the start', await waitFor(new Function(`const v = ${box('probed')}?.querySelector('video'); return v && v.getAttribute('src').includes('/vmedia/h264.mp4') && v.videoWidth > 0;`), null, 10000),
JSON.stringify(await player('probed')));
check('…without the player fetching the original', !asked.some(([k, u]) => k === 'media' && u === CLIP.known), JSON.stringify(asked.filter(([, u]) => u === CLIP.known)));
check('no page errors', errs.length === 0, errs.slice(0, 2).join(' | '));
} finally { await browser.close(); server.stop(true); }
console.log(ok ? '\n✅ clips without a picture here get the copy, or say why' : '\n❌ failed');
process.exit(ok ? 0 : 1);
|
