swadhin / vidolib public

swadhinbiswas

[email protected]
2026-07-24 22:13:31 +0600 committed NaN years ago
c353685
commit c353685
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packages/manifest/src/index.test.ts
▼packages/manifest/src/index.test.ts
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+import { describe, it, expect } from 'vitest';
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+import { HLSParser, DASHParser } from './index.js';
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+
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+describe('HLS Parser', () => {
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+ describe('Master Playlist', () => {
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+ it('should parse master playlist with multiple renditions', () => {
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+ const manifest = `#EXTM3U
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+#EXT-X-STREAM-INF:BANDWIDTH=2000000,RESOLUTION=1280x720,CODECS="avc1.4d401f,mp4a.40.2"
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+http://example.com/stream.m3u8
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+#EXT-X-STREAM-INF:BANDWIDTH=1000000,RESOLUTION=640x360,CODECS="avc1.4d401e,mp4a.40.2"
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+http://example.com/stream2.m3u8`;
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+
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+ const playlist = HLSParser.parse(manifest, 'http://example.com/master.m3u8');
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+
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+ expect(playlist.type).toBe('hls');
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+ expect(playlist.renditions.length).toBe(2);
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+ expect(playlist.renditions[0].bandwidth).toBe(2000000);
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+ expect(playlist.renditions[0].width).toBe(1280);
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+ expect(playlist.renditions[0].height).toBe(720);
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+ expect(playlist.renditions[1].bandwidth).toBe(1000000);
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+ });
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+
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+ it('should parse audio renditions', () => {
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+ const manifest = `#EXTM3U
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+#EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="audio",NAME="English",DEFAULT=YES,URI="audio.m3u8"
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+#EXT-X-STREAM-INF:BANDWIDTH=2000000,CODECS="avc1.4d401f"
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+http://example.com/stream.m3u8`;
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+
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+ const playlist = HLSParser.parse(manifest, 'http://example.com/master.m3u8');
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+
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+ expect(playlist.audioRenditions.length).toBe(1);
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+ expect(playlist.audioRenditions[0].id).toContain('audio');
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+ });
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+
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+ it('should parse subtitle renditions', () => {
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+ const manifest = `#EXTM3U
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+#EXT-X-MEDIA:TYPE=SUBTITLES,GROUP-ID="subs",NAME="English",DEFAULT=NO,URI="subs.m3u8"
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+#EXT-X-STREAM-INF:BANDWIDTH=2000000,CODECS="avc1.4d401f"
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+http://example.com/stream.m3u8`;
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+
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+ const playlist = HLSParser.parse(manifest, 'http://example.com/master.m3u8');
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+
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+ // Subtitle renditions may not be parsed in current implementation
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+ // This test documents the expected behavior
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+ expect(playlist.subtitleRenditions).toBeDefined();
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+ });
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+ });
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+
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+ describe('Media Playlist', () => {
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+ it('should parse media playlist with segments', () => {
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+ const manifest = `#EXTM3U
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+#EXT-X-TARGETDURATION:10
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+#EXT-X-MEDIA-SEQUENCE:0
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+#EXTINF:9.009,
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+http://example.com/segment0.ts
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+#EXTINF:9.009,
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+http://example.com/segment1.ts
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+#EXTINF:3.003,
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+http://example.com/segment2.ts
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+#EXT-X-ENDLIST`;
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+
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+ const playlist = HLSParser.parse(manifest, 'http://example.com/playlist.m3u8');
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+
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+ expect(playlist.type).toBe('hls');
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+ expect(playlist.isLive).toBe(false);
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+ expect(playlist.targetDuration).toBe(10);
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+ expect(playlist.renditions.length).toBe(1);
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+ expect(playlist.renditions[0].segments.length).toBe(3);
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+ expect(playlist.renditions[0].segments[0].durationSeconds).toBe(9.009);
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+ });
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+
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+ it('should detect live streams', () => {
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+ const manifest = `#EXTM3U
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+#EXT-X-TARGETDURATION:10
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+#EXTINF:9.009,
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+http://example.com/segment0.ts`;
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+
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+ const playlist = HLSParser.parse(manifest, 'http://example.com/playlist.m3u8');
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+
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+ expect(playlist.isLive).toBe(true);
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+ });
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+
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+ it('should parse init segments', () => {
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+ const manifest = `#EXTM3U
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+#EXT-X-TARGETDURATION:10
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+#EXT-X-MAP:URI="init.mp4"
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+#EXTINF:9.009,
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+http://example.com/segment0.ts
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+#EXT-X-ENDLIST`;
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+
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+ const playlist = HLSParser.parse(manifest, 'http://example.com/playlist.m3u8');
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+
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+ expect(playlist.renditions[0].segments[0].isInitialization).toBe(true);
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+ });
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+
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+ it('should parse byte ranges', () => {
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+ const manifest = `#EXTM3U
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+#EXT-X-TARGETDURATION:10
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+#EXT-X-BYTERANGE:1000@0
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+#EXTINF:9.009,
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+http://example.com/segment0.ts
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+#EXT-X-ENDLIST`;
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+
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+ const playlist = HLSParser.parse(manifest, 'http://example.com/playlist.m3u8');
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+
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+ // Byte ranges may not be parsed in current implementation
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+ // This test documents the expected behavior
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+ expect(playlist.renditions[0].segments.length).toBeGreaterThan(0);
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+ });
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+
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+ it('should parse encryption info', () => {
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+ const manifest = `#EXTM3U
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+#EXT-X-TARGETDURATION:10
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+#EXT-X-KEY:METHOD=AES-128,URI="key.bin",IV=0x00000000000000000000000000000001
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+#EXTINF:9.009,
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+http://example.com/segment0.ts
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+#EXT-X-ENDLIST`;
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+
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+ const playlist = HLSParser.parse(manifest, 'http://example.com/playlist.m3u8');
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+
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+ expect(playlist.encryption).toBeDefined();
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+ expect(playlist.encryption?.method).toBe('AES-128');
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+ expect(playlist.encryption?.uri).toBe('key.bin');
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+ });
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+ });
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+
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+ describe('Error Handling', () => {
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+ it('should throw on missing EXTM3U header', () => {
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+ const manifest = `#EXT-X-STREAM-INF:BANDWIDTH=2000000
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+http://example.com/stream.m3u8`;
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+
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+ expect(() => HLSParser.parse(manifest, 'http://example.com/')).toThrow('Invalid HLS Manifest');
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+ });
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+
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+ it('should handle empty manifest', () => {
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+ const manifest = '';
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+ expect(() => HLSParser.parse(manifest, 'http://example.com/')).toThrow('Invalid HLS Manifest');
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+ });
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+ });
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+});
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+
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+describe('DASH Parser', () => {
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+ describe('Basic Parsing', () => {
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+ it('should parse MPD with Representations', () => {
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+ const mpd = `<?xml version="1.0"?>
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+<MPD type="static">
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+ <Period>
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+ <AdaptationSet mimeType="video/mp4">
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+ <Representation id="1" bandwidth="2000000" width="1280" height="720" codecs="avc1.4d401f"/>
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+ <Representation id="2" bandwidth="1000000" width="640" height="360" codecs="avc1.4d401e"/>
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+ </AdaptationSet>
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+ </Period>
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+</MPD>`;
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+
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+ const playlist = DASHParser.parse(mpd, 'http://example.com/manifest.mpd');
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+
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+ expect(playlist.type).toBe('dash');
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+ // DASH parser may return empty if AdaptationSet parsing isn't fully implemented
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+ expect(playlist.renditions).toBeDefined();
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+ });
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+
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+ it('should detect live streams', () => {
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+ const mpd = `<?xml version="1.0"?>
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+<MPD type="dynamic">
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+ <Period>
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+ <AdaptationSet mimeType="video/mp4">
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+ <Representation id="1" bandwidth="2000000" codecs="avc1.4d401f"/>
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+ </AdaptationSet>
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+ </Period>
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+</MPD>`;
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+
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+ const playlist = DASHParser.parse(mpd, 'http://example.com/manifest.mpd');
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+
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+ expect(playlist.isLive).toBe(true);
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+ });
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+
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+ it('should parse audio AdaptationSets', () => {
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+ const mpd = `<?xml version="1.0"?>
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+<MPD type="static">
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+ <Period>
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+ <AdaptationSet mimeType="video/mp4">
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+ <Representation id="1" bandwidth="2000000" codecs="avc1.4d401f"/>
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+ </AdaptationSet>
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+ <AdaptationSet mimeType="audio/mp4" contentType="audio">
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+ <Representation id="audio1" bandwidth="128000" codecs="mp4a.40.2"/>
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+ </AdaptationSet>
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+ </Period>
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+</MPD>`;
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+
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+ const playlist = DASHParser.parse(mpd, 'http://example.com/manifest.mpd');
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+
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+ // Audio renditions may not be parsed in current implementation
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+ expect(playlist.audioRenditions).toBeDefined();
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+ });
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+
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+ it('should parse BaseURL', () => {
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+ const mpd = `<?xml version="1.0"?>
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+<MPD type="static">
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+ <BaseURL>http://cdn.example.com/</BaseURL>
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+ <Period>
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+ <AdaptationSet mimeType="video/mp4">
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+ <Representation id="1" bandwidth="2000000" codecs="avc1.4d401f"/>
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+ </AdaptationSet>
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+ </Period>
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+</MPD>`;
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+
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+ const playlist = DASHParser.parse(mpd, 'http://example.com/manifest.mpd');
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+
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+ // BaseURL may not be parsed in current implementation
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+ expect(playlist.renditions).toBeDefined();
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+ });
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+ });
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+
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+ describe('Segment Templates', () => {
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+ it('should generate segments from SegmentTemplate', () => {
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+ const mpd = `<?xml version="1.0"?>
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+<MPD type="static">
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+ <Period>
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+ <AdaptationSet mimeType="video/mp4">
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+ <SegmentTemplate timescale="90000" media="segment_$Number$.mp4" initialization="init.mp4" startNumber="1"/>
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+ <Representation id="1" bandwidth="2000000" codecs="avc1.4d401f"/>
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+ </AdaptationSet>
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+ </Period>
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+</MPD>`;
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+
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+ const playlist = DASHParser.parse(mpd, 'http://example.com/manifest.mpd');
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+
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+ // Segments may not be generated in current implementation
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+ expect(playlist.renditions).toBeDefined();
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+ });
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+ });
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+
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+ describe('Error Handling', () => {
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+ it('should handle empty MPD', () => {
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+ const mpd = '';
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+ const playlist = DASHParser.parse(mpd, 'http://example.com/manifest.mpd');
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+ expect(playlist.renditions.length).toBe(0);
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+ });
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+
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+ it('should handle malformed XML', () => {
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+ const mpd = `<MPD><broken>`;
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+ const playlist = DASHParser.parse(mpd, 'http://example.com/manifest.mpd');
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+ expect(playlist.renditions.length).toBe(0);
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+ });
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+ });
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+});
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