Files
Melo/test/library/library_screen_test.dart
T
Hermes (Server)andClaude Haiku 4.5 edc93224b0 feat(player): Wiedergabeposition merken und beim Laden fortsetzen
- MeloAudioHandler bekommt MeloDb per Konstruktor injiziert
- Positions-Timer (alle 5s) schreibt db.recordPlayback(songId, positionMs)
  während aktiv abgespielt wird (songId aus mediaItem.extras['songId'])
- loadPlaylist liest db.lastPosition() für den Start-Song und seekt vor
  dem play() an die gespeicherte Position, statt immer von vorne zu starten
- shouldResumeAt() als reine, testbare Funktion extrahiert: kein Resume bei
  Position 0 oder innerhalb der letzten 3s einer bekannten Track-Dauer
- dispose() zum gefahrlosen Abbrechen des Positions-Timers in Tests ohne
  vollen App-Lifecycle (super.stop() lässt sich in Widget-Tests wegen der
  aktiven playbackState-Pipe nicht gefahrlos aufrufen)
- library_screen_test.dart: MeloAudioHandler-Konstruktion angepasst (db
  jetzt Pflichtparameter) + handler.dispose() im Teardown

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>
2026-08-18 18:17:26 +02:00

114 lines
3.3 KiB
Dart

import 'package:drift/drift.dart';
import 'package:drift/native.dart';
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:provider/provider.dart';
import 'package:melo/library/database.dart';
import 'package:melo/library/library_screen.dart';
import 'package:melo/library/library_service.dart';
import 'package:melo/library/playlist_service.dart';
import 'package:melo/player/audio_handler.dart';
Widget _wrap(
MeloDb db,
LibraryService lib,
PlaylistService playlists,
MeloAudioHandler handler,
Widget child,
) {
return MultiProvider(
providers: [
Provider<MeloDb>.value(value: db),
ChangeNotifierProvider<LibraryService>.value(value: lib),
ChangeNotifierProvider<PlaylistService>.value(value: playlists),
Provider<MeloAudioHandler>.value(value: handler),
],
child: MaterialApp(home: child),
);
}
Future<void> _insertSong(
MeloDb db, {
required String id,
required String title,
String? artist,
String? album,
}) {
return db.into(db.songs).insert(SongsCompanion.insert(
id: id,
path: '/$id.mp3',
title: title,
artist: Value(artist),
album: Value(album),
dateAddedMs: 0,
updatedAtMs: 0,
));
}
void main() {
testWidgets('zeigt die drei Bibliotheks-Tabs "Alle", "Künstler", "Alben"',
(tester) async {
final db = MeloDb(NativeDatabase.memory());
final lib = LibraryService(db);
final playlists = PlaylistService(db);
final handler = MeloAudioHandler(db: db);
await tester.pumpWidget(
_wrap(db, lib, playlists, handler, const LibraryScreen()),
);
await tester.pumpAndSettle();
expect(find.text('Alle'), findsOneWidget);
expect(find.text('Künstler'), findsOneWidget);
expect(find.text('Alben'), findsOneWidget);
handler.dispose();
await db.close();
});
testWidgets('Künstler-Tab zeigt je Künstler eine Zeile', (tester) async {
final db = MeloDb(NativeDatabase.memory());
final lib = LibraryService(db);
final playlists = PlaylistService(db);
final handler = MeloAudioHandler(db: db);
await _insertSong(db, id: '1', title: 'Song A', artist: 'Alice');
await _insertSong(db, id: '2', title: 'Song B', artist: 'Bob');
await tester.pumpWidget(
_wrap(db, lib, playlists, handler, const LibraryScreen()),
);
await tester.pumpAndSettle();
await tester.tap(find.text('Künstler'));
await tester.pumpAndSettle();
expect(find.text('Alice'), findsOneWidget);
expect(find.text('Bob'), findsOneWidget);
expect(find.text('1 Songs'), findsNWidgets(2));
handler.dispose();
await db.close();
});
testWidgets('Alben-Tab zeigt je Album eine Zeile', (tester) async {
final db = MeloDb(NativeDatabase.memory());
final lib = LibraryService(db);
final playlists = PlaylistService(db);
final handler = MeloAudioHandler(db: db);
await _insertSong(db, id: '1', title: 'Song A', artist: 'Alice', album: 'Best Of');
await tester.pumpWidget(
_wrap(db, lib, playlists, handler, const LibraryScreen()),
);
await tester.pumpAndSettle();
await tester.tap(find.text('Alben'));
await tester.pumpAndSettle();
expect(find.text('Best Of'), findsOneWidget);
handler.dispose();
await db.close();
});
}