edde746
fff559da06
Backend-neutral fetchArtistAlbums/fetchAlbumTracks/fetchInstantMix/ fetchLyrics, lyrics model + LRC parser, audio quality presets, music transcode (plex /music universal, jellyfin audio PlaybackInfo profile), station/InstantMix radio, music search, playlist type derivation, and audio download resolution.
60 lines
2.3 KiB
Dart
60 lines
2.3 KiB
Dart
import 'package:flutter_test/flutter_test.dart';
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import 'package:plezy/utils/lrc_parser.dart';
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void main() {
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group('parseLrc', () {
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test('parses synced lines ordered by tick', () {
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final lyrics = parseLrc('[00:20.00]Second line\n[00:10.00]First line\n[01:05.00]Third line');
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expect(lyrics, isNotNull);
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expect(lyrics!.synced, isTrue);
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expect(lyrics.lines.map((l) => l.text), ['First line', 'Second line', 'Third line']);
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expect(lyrics.lines.map((l) => l.startMs), [10000, 20000, 65000]);
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});
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test('emits a multi-timestamp line once per timestamp', () {
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final lyrics = parseLrc('[00:05.00]Verse\n[00:10.00][00:30.00]Chorus');
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expect(lyrics!.lines.map((l) => l.text), ['Verse', 'Chorus', 'Chorus']);
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expect(lyrics.lines.map((l) => l.startMs), [5000, 10000, 30000]);
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});
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test('applies the offset tag and clamps below zero', () {
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final lyrics = parseLrc('[offset:+500]\n[00:01.00]Late start\n[00:00.20]Clamped');
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// offset is subtracted: 1000 - 500 = 500; 200 - 500 clamps to 0.
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expect(lyrics!.lines.map((l) => l.startMs), [0, 500]);
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expect(lyrics.lines.map((l) => l.text), ['Clamped', 'Late start']);
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});
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test('scales fractional part by digit count', () {
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final lyrics = parseLrc('[00:01.5]One digit\n[00:02.50]Two digits\n[00:03.500]Three digits');
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expect(lyrics!.lines.map((l) => l.startMs), [1500, 2500, 3500]);
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});
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test('skips metadata id tags', () {
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final lyrics = parseLrc('[ar:The Synth Pops]\n[ti:Dawn]\n[al:Album]\n[00:01.00]Actual line');
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expect(lyrics!.synced, isTrue);
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expect(lyrics.lines, hasLength(1));
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expect(lyrics.lines.single.text, 'Actual line');
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});
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test('falls back to unsynced plain text when no timestamps exist', () {
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final lyrics = parseLrc('[ar:Artist]\nJust some words\nAnother line');
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expect(lyrics, isNotNull);
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expect(lyrics!.synced, isFalse);
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expect(lyrics.lines.map((l) => l.text), ['Just some words', 'Another line']);
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expect(lyrics.lines.every((l) => l.startMs == null), isTrue);
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});
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test('returns null for blank input', () {
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expect(parseLrc(''), isNull);
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expect(parseLrc(' \n\n '), isNull);
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expect(parseLrc('[ar:Only tags]'), isNull);
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});
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});
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}
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