cinny/src/app/utils/videoEmbed.test.ts

import { test } from 'node:test';
import assert from 'node:assert/strict';
import {
  getYouTubeVideoId,
  getYoutubeShortsId,
  isYouTubeShorts,
  getVimeoVideoId,
  getTikTokVideoId,
  getDailymotionId,
  getStreamableId,
  getTwitchTarget,
  getSpotifyEmbedTarget,
  isSoundCloudTrack,
  buildVideoEmbedUrl,
  spotifyEmbedHeight,
  parseMediaEmbed,
} from './videoEmbed';

const HOST = 'chat.lotusguild.org';

test('YouTube: watch / youtu.be / embed / shorts', () => {
  assert.equal(getYouTubeVideoId('https://www.youtube.com/watch?v=dQw4w9WgXcQ'), 'dQw4w9WgXcQ');
  assert.equal(getYouTubeVideoId('https://youtu.be/dQw4w9WgXcQ?t=42'), 'dQw4w9WgXcQ');
  assert.equal(getYouTubeVideoId('https://www.youtube.com/embed/dQw4w9WgXcQ'), 'dQw4w9WgXcQ');
  assert.equal(getYouTubeVideoId('https://youtube.com/shorts/abc123DEF_-'), 'abc123DEF_-');
  assert.equal(getYouTubeVideoId('https://vimeo.com/123'), null);
  assert.equal(isYouTubeShorts('https://www.youtube.com/shorts/abc123'), true);
  assert.equal(getYoutubeShortsId('https://youtube.com/shorts/abc123'), 'abc123');
});

test('Vimeo', () => {
  assert.equal(getVimeoVideoId('https://vimeo.com/123456789'), '123456789');
  assert.equal(getVimeoVideoId('https://vimeo.com/channels/staffpicks'), null);
});

test('TikTok: canonical /video/<id> only', () => {
  assert.equal(getTikTokVideoId('https://www.tiktok.com/@user/video/7234567890123456789'), '7234567890123456789');
  assert.equal(getTikTokVideoId('https://vm.tiktok.com/ZMabc/'), null); // short link redirects
  assert.equal(getTikTokVideoId('https://www.tiktok.com/@user'), null);
});

test('Dailymotion + Streamable', () => {
  assert.equal(getDailymotionId('https://www.dailymotion.com/video/x8abcde'), 'x8abcde');
  assert.equal(getDailymotionId('https://dai.ly/x8abcde'), 'x8abcde');
  assert.equal(getStreamableId('https://streamable.com/abc12'), 'abc12');
  assert.equal(getStreamableId('https://streamable.com/e/abc12'), null); // already an embed path
});

test('Twitch: channel / video / clip', () => {
  assert.deepEqual(getTwitchTarget('https://www.twitch.tv/somestreamer'), {
    type: 'channel',
    value: 'somestreamer',
  });
  assert.deepEqual(getTwitchTarget('https://www.twitch.tv/videos/123456789'), {
    type: 'video',
    value: '123456789',
  });
  assert.deepEqual(getTwitchTarget('https://clips.twitch.tv/FunnyClipSlug'), {
    type: 'clip',
    value: 'FunnyClipSlug',
  });
  assert.deepEqual(getTwitchTarget('https://www.twitch.tv/streamer/clip/CoolSlug'), {
    type: 'clip',
    value: 'CoolSlug',
  });
});

test('Spotify target + height', () => {
  assert.deepEqual(getSpotifyEmbedTarget('https://open.spotify.com/track/4cOdK2wGLETKBW3PvgPWqT'), {
    type: 'track',
    id: '4cOdK2wGLETKBW3PvgPWqT',
  });
  assert.deepEqual(getSpotifyEmbedTarget('https://open.spotify.com/intl-de/album/xyz'), {
    type: 'album',
    id: 'xyz',
  });
  assert.equal(getSpotifyEmbedTarget('https://open.spotify.com/'), null);
  assert.equal(spotifyEmbedHeight('track'), 152);
  assert.equal(spotifyEmbedHeight('album'), 352);
});

test('SoundCloud track detection', () => {
  assert.equal(isSoundCloudTrack('https://soundcloud.com/artist/some-track'), true);
  assert.equal(isSoundCloudTrack('https://soundcloud.com/artist'), false); // bare profile
});

test('buildVideoEmbedUrl: cookie-less YouTube + Vimeo', () => {
  assert.equal(
    buildVideoEmbedUrl('youtube', 'dQw4w9WgXcQ'),
    'https://www.youtube-nocookie.com/embed/dQw4w9WgXcQ?autoplay=1&rel=0',
  );
  assert.equal(buildVideoEmbedUrl('vimeo', '42'), 'https://player.vimeo.com/video/42?autoplay=1');
});

test('parseMediaEmbed: routes provider + kind, builds embed URLs', () => {
  assert.deepEqual(parseMediaEmbed('https://youtube.com/shorts/abc', HOST), {
    provider: 'youtube',
    kind: 'portrait',
    embedUrl: 'https://www.youtube-nocookie.com/embed/abc?autoplay=1&rel=0',
  });
  assert.equal(parseMediaEmbed('https://www.youtube.com/watch?v=xyz', HOST)?.kind, 'landscape');
  assert.equal(parseMediaEmbed('https://www.tiktok.com/@u/video/123', HOST)?.provider, 'tiktok');
  assert.equal(parseMediaEmbed('https://www.tiktok.com/@u/video/123', HOST)?.kind, 'portrait');
  assert.equal(parseMediaEmbed('https://streamable.com/abc', HOST)?.provider, 'streamable');
  const spotify = parseMediaEmbed('https://open.spotify.com/track/abc', HOST);
  assert.equal(spotify?.kind, 'audio');
  assert.equal(spotify?.height, 152);
  assert.equal(parseMediaEmbed('https://soundcloud.com/a/b', HOST)?.provider, 'soundcloud');
  assert.equal(parseMediaEmbed('https://example.com/x', HOST), null);
});

test('parseMediaEmbed: Twitch embed carries the parent host', () => {
  const chan = parseMediaEmbed('https://twitch.tv/streamer', HOST);
  assert.equal(chan?.provider, 'twitch');
  assert.ok(chan?.embedUrl.includes('channel=streamer'));
  assert.ok(chan?.embedUrl.includes(`parent=${HOST}`));
  const clip = parseMediaEmbed('https://clips.twitch.tv/Slug', HOST);
  assert.ok(clip?.embedUrl.startsWith('https://clips.twitch.tv/embed?clip=Slug'));
});