YouTube-Downloader ueber den Baka-Proxy inkl. Anmeldung und MediaStore
Neuer YouTube-Bereich im Online-Tab: Adresse einfuegen, herunterladen, der Titel landet in Meine Musik. - BakaAuth: Anmeldung gegen baka-net.de/auth, Token verschluesselt auf dem Geraet. Der Server meldet Fehler mit HTTP 200 und Text im Rumpf, deshalb wird der Inhalt geprueft statt nur der Statuscode. - YtDownloadService: Proxy fragen, MP3 abholen, halbe Dateien aufraeumen. Kuenstler nur aus "Kuenstler - Lied", sonst leer statt geraten. - MediaStoreBridge (Kotlin): legt die Datei in Music/Melo ab und meldet sie dem MediaStore. Noetig, weil der Android-Scan sonst beim naechsten Lauf alles wieder als verschwunden markiert. - SubTabs nach shared/ gezogen (jetzt in Meine Musik und Online genutzt). 177 Tests gruen, flutter analyze ohne Befund, Release-APK baut. Der Weg ueber den echten Proxy ist noch nicht auf dem Geraet erprobt. Co-Authored-By: Claude Opus 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_018NLW1q1hzEC9goDQ1dJ98d
This commit is contained in:
co-authored by
Claude Opus 5
parent
a625d70da8
commit
6200c77614
@@ -0,0 +1,83 @@
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import 'dart:convert';
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import 'package:flutter/material.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:http/http.dart' as http;
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import 'package:http/testing.dart';
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import 'package:melo/downloads/downloads_screen.dart';
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import 'package:melo/services/baka_auth.dart';
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import 'package:melo/services/yt_download_service.dart';
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import 'package:provider/provider.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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class _MemorySpeicher implements TokenSpeicher {
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final Map<String, String> werte = {};
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@override
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Future<String?> lesen(String key) async => werte[key];
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@override
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Future<void> schreiben(String key, String wert) async => werte[key] = wert;
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@override
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Future<void> loeschen(String key) async => werte.remove(key);
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}
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Widget _wrap(BakaAuth auth) {
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return MultiProvider(
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providers: [
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ChangeNotifierProvider<BakaAuth>.value(value: auth),
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ChangeNotifierProvider<YtDownloadService>(
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create: (_) => YtDownloadService(
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auth: auth,
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client: MockClient((_) async => http.Response('', 500)),
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),
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),
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],
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child: const MaterialApp(home: Scaffold(body: DownloadsScreen())),
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);
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}
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void main() {
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setUp(() => SharedPreferences.setMockInitialValues({}));
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testWidgets('Online-Tab hat die Unterreiter YouTube und Server',
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(tester) async {
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final auth =
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BakaAuth(client: MockClient((_) async => http.Response('', 500)),
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speicher: _MemorySpeicher());
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await tester.pumpWidget(_wrap(auth));
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await tester.pump();
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expect(find.text('YouTube'), findsOneWidget);
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expect(find.text('Server'), findsOneWidget);
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});
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testWidgets('Ohne Anmeldung fordert der YouTube-Bereich zum Anmelden auf',
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(tester) async {
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final auth =
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BakaAuth(client: MockClient((_) async => http.Response('', 500)),
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speicher: _MemorySpeicher());
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await tester.pumpWidget(_wrap(auth));
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await tester.pump();
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expect(find.text('Beim Baka-Konto anmelden'), findsOneWidget);
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expect(find.byType(TextField), findsNothing);
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});
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testWidgets('Angemeldet zeigt der YouTube-Bereich das Adressfeld',
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(tester) async {
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final auth = BakaAuth(
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client: MockClient(
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(_) async => http.Response(jsonEncode({'token': 'jwt'}), 200)),
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speicher: _MemorySpeicher(),
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);
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await auth.anmelden('Baka', 'geheim');
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await tester.pumpWidget(_wrap(auth));
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await tester.pump();
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expect(find.text('Angemeldet als Baka'), findsOneWidget);
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expect(find.byType(TextField), findsOneWidget);
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expect(find.text('Herunterladen'), findsOneWidget);
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});
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}
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@@ -7,11 +7,23 @@ import 'package:melo/library/library_service.dart';
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import 'package:melo/library/playlist_service.dart';
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import 'package:melo/main.dart';
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import 'package:melo/player/audio_handler.dart';
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import 'package:melo/services/baka_auth.dart';
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import 'package:melo/services/offline_mode.dart';
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import 'package:melo/services/yt_download_service.dart';
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import 'package:melo/settings/app_settings.dart';
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import 'package:provider/provider.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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class _MemorySpeicher implements TokenSpeicher {
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final Map<String, String> werte = {};
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@override
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Future<String?> lesen(String key) async => werte[key];
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@override
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Future<void> schreiben(String key, String wert) async => werte[key] = wert;
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@override
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Future<void> loeschen(String key) async => werte.remove(key);
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}
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void main() {
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setUp(() => SharedPreferences.setMockInitialValues({}));
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@@ -21,6 +33,7 @@ void main() {
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final lib = LibraryService(db);
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final playlists = PlaylistService(db);
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final handler = MeloAudioHandler(db: db);
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final auth = BakaAuth(speicher: _MemorySpeicher());
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await tester.pumpWidget(MultiProvider(
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providers: [
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@@ -31,6 +44,9 @@ void main() {
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ChangeNotifierProvider<CategoryService>(create: (_) => CategoryService(db)),
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ChangeNotifierProvider<AppSettings>(create: (_) => AppSettings()),
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ChangeNotifierProvider<OfflineMode>(create: (_) => OfflineMode()),
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ChangeNotifierProvider<BakaAuth>(create: (_) => auth),
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ChangeNotifierProvider<YtDownloadService>(
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create: (_) => YtDownloadService(auth: auth)),
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],
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child: const MaterialApp(home: HomeShell()),
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));
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@@ -0,0 +1,106 @@
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import 'dart:convert';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:http/http.dart' as http;
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import 'package:http/testing.dart';
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import 'package:melo/services/baka_auth.dart';
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/// Einfacher Speicher im Arbeitsspeicher — FlutterSecureStorage braucht
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/// Plattform-Kanäle und ist im Test nicht verfügbar.
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class _MemorySpeicher implements TokenSpeicher {
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final Map<String, String> werte = {};
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@override
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Future<String?> lesen(String key) async => werte[key];
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@override
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Future<void> schreiben(String key, String wert) async => werte[key] = wert;
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@override
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Future<void> loeschen(String key) async => werte.remove(key);
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}
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void main() {
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test('Anmeldung mit gültigen Daten speichert den Token', () async {
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final speicher = _MemorySpeicher();
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late String gesendet;
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final client = MockClient((req) async {
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gesendet = req.body;
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return http.Response(jsonEncode({'token': 'jwt-abc'}), 200);
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});
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final auth = BakaAuth(client: client, speicher: speicher);
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final fehler = await auth.anmelden('Baka', 'geheim');
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expect(fehler, isNull);
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expect(auth.istAngemeldet, isTrue);
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expect(auth.benutzer, 'Baka');
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expect(speicher.werte['baka_token'], 'jwt-abc');
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expect(jsonDecode(gesendet), {'username': 'Baka', 'password': 'geheim'});
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});
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test('Auth-Header trägt den Token als Bearer', () async {
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final client = MockClient(
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(_) async => http.Response(jsonEncode({'token': 'jwt-abc'}), 200));
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final auth = BakaAuth(client: client, speicher: _MemorySpeicher());
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await auth.anmelden('Baka', 'geheim');
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expect(auth.authHeader['Authorization'], 'Bearer jwt-abc');
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});
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test('Falsches Passwort liefert die Server-Meldung, obwohl HTTP 200 kommt',
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() async {
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// Der Baka-Auth-Server antwortet auch bei Fehlern mit Status 200.
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final client = MockClient((_) async => http.Response(
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jsonEncode({'status': 'error', 'message': 'Falscher Benutzer'}), 200));
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final auth = BakaAuth(client: client, speicher: _MemorySpeicher());
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final fehler = await auth.anmelden('Baka', 'falsch');
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expect(fehler, 'Falscher Benutzer');
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expect(auth.istAngemeldet, isFalse);
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});
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test('Nicht erreichbarer Server meldet einen Verbindungsfehler', () async {
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final client = MockClient((_) async => throw const SocketAusfall());
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final auth = BakaAuth(client: client, speicher: _MemorySpeicher());
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final fehler = await auth.anmelden('Baka', 'geheim');
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expect(fehler, 'Keine Verbindung zum Anmelde-Server');
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expect(auth.istAngemeldet, isFalse);
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});
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test('laden() stellt einen gespeicherten Token wieder her', () async {
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final speicher = _MemorySpeicher();
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speicher.werte['baka_token'] = 'jwt-alt';
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speicher.werte['baka_user'] = 'Baka';
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final auth = BakaAuth(
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client: MockClient((_) async => http.Response('', 500)),
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speicher: speicher);
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await auth.laden();
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expect(auth.istAngemeldet, isTrue);
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expect(auth.benutzer, 'Baka');
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});
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test('Abmelden löscht Token und Benutzer aus dem Speicher', () async {
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final speicher = _MemorySpeicher();
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final auth = BakaAuth(
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client: MockClient(
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(_) async => http.Response(jsonEncode({'token': 'jwt-abc'}), 200)),
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speicher: speicher);
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await auth.anmelden('Baka', 'geheim');
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await auth.abmelden();
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expect(auth.istAngemeldet, isFalse);
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expect(speicher.werte, isEmpty);
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});
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}
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/// Steht im Test für einen Netzwerkausfall.
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class SocketAusfall implements Exception {
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const SocketAusfall();
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}
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@@ -0,0 +1,47 @@
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import 'package:flutter/services.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:melo/services/media_store.dart';
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void main() {
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TestWidgetsFlutterBinding.ensureInitialized();
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const kanal = MethodChannel('de.baka.melo/media_store');
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final messenger =
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TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger;
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tearDown(() => messenger.setMockMethodCallHandler(kanal, null));
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test('veroeffentliche reicht Pfad, Titel und Künstler nach Android durch',
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() async {
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MethodCall? gesehen;
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messenger.setMockMethodCallHandler(kanal, (call) async {
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gesehen = call;
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return '/storage/emulated/0/Music/Melo/Roses.mp3';
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});
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final pfad = await const MediaStore().veroeffentliche(
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quellPfad: '/tmp/Roses.mp3',
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titel: 'Roses',
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kuenstler: 'Neoni',
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);
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expect(pfad, '/storage/emulated/0/Music/Melo/Roses.mp3');
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expect(gesehen!.method, 'publishAudio');
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expect(gesehen!.arguments, {
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'sourcePath': '/tmp/Roses.mp3',
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'title': 'Roses',
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'artist': 'Neoni',
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});
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});
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test('Scheitert die Android-Seite, gibt es null statt einer Ausnahme',
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() async {
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messenger.setMockMethodCallHandler(
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kanal, (_) async => throw PlatformException(code: 'io'));
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final pfad = await const MediaStore()
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.veroeffentliche(quellPfad: '/tmp/x.mp3', titel: 'X');
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expect(pfad, isNull);
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});
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}
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@@ -0,0 +1,182 @@
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import 'dart:convert';
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import 'dart:io';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:http/http.dart' as http;
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import 'package:http/testing.dart';
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import 'package:melo/services/baka_auth.dart';
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import 'package:melo/services/yt_download_service.dart';
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class _MemorySpeicher implements TokenSpeicher {
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final Map<String, String> werte = {};
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@override
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Future<String?> lesen(String key) async => werte[key];
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@override
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Future<void> schreiben(String key, String wert) async => werte[key] = wert;
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@override
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Future<void> loeschen(String key) async => werte.remove(key);
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}
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Future<BakaAuth> _angemeldeteAuth() async {
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final auth = BakaAuth(
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client: MockClient(
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(_) async => http.Response(jsonEncode({'token': 'jwt-abc'}), 200)),
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speicher: _MemorySpeicher(),
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);
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await auth.anmelden('Baka', 'geheim');
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return auth;
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}
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void main() {
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late Directory ziel;
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setUp(() => ziel = Directory.systemTemp.createTempSync('melo_yt_test'));
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tearDown(() => ziel.deleteSync(recursive: true));
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test('sichererDateiname entfernt Zeichen, die kein Dateisystem mag', () {
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expect(sichererDateiname('AC/DC: Thunder*struck?'),
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'AC_DC_ Thunder_struck_');
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});
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test('Nicht-YouTube-URL wird abgelehnt, ohne den Proxy zu fragen', () async {
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var aufrufe = 0;
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final dienst = YtDownloadService(
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auth: await _angemeldeteAuth(),
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client: MockClient((_) async {
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aufrufe++;
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return http.Response('', 200);
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}),
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);
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final ergebnis = await dienst.herunterladen('https://example.com/lied',
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zielOrdner: ziel.path);
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expect(ergebnis, isNull);
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expect(dienst.fehler, 'Das ist keine YouTube-Adresse');
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expect(aufrufe, 0);
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});
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test('Erfolgreicher Download legt die MP3 im Zielordner ab', () async {
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final dienst = YtDownloadService(
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auth: await _angemeldeteAuth(),
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client: MockClient((req) async {
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if (req.url.path == '/api/yt-dl') {
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expect(req.headers['Authorization'], 'Bearer jwt-abc');
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return http.Response(
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jsonEncode({
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'titel': 'Neoni - Roses',
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'dauer': 221,
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'dateiname': 'roses.mp3',
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'mp3_url': '/api/dl/roses.mp3',
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'filesize': 4,
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}),
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200);
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}
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return http.Response.bytes([1, 2, 3, 4], 200);
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}),
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);
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final ergebnis = await dienst.herunterladen(
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'https://youtu.be/abc123',
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zielOrdner: ziel.path);
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expect(ergebnis, isNotNull);
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expect(ergebnis!.titel, 'Neoni - Roses');
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expect(ergebnis.kuenstler, 'Neoni');
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expect(ergebnis.dauerSekunden, 221);
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expect(File(ergebnis.dateiPfad).readAsBytesSync(), [1, 2, 3, 4]);
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expect(ergebnis.dateiPfad, '${ziel.path}/Neoni - Roses.mp3');
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expect(dienst.fehler, isNull);
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expect(dienst.laeuft, isFalse);
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});
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test('Ohne " - " im Titel bleibt der Künstler leer statt geraten zu werden',
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() async {
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final dienst = YtDownloadService(
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auth: await _angemeldeteAuth(),
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client: MockClient((req) async {
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if (req.url.path == '/api/yt-dl') {
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return http.Response(
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jsonEncode({
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'titel': 'Irgendein Mitschnitt',
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'dauer': 10,
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'mp3_url': '/api/dl/x.mp3',
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}),
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200);
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}
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return http.Response.bytes([9], 200);
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}),
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);
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final ergebnis = await dienst.herunterladen('https://youtu.be/x',
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zielOrdner: ziel.path);
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expect(ergebnis!.kuenstler, '');
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});
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test('Abgelaufener Token (401) bittet um erneute Anmeldung', () async {
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final dienst = YtDownloadService(
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auth: await _angemeldeteAuth(),
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client: MockClient((_) async => http.Response('Unauthorized', 401)),
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);
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final ergebnis = await dienst.herunterladen('https://youtu.be/abc',
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zielOrdner: ziel.path);
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expect(ergebnis, isNull);
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expect(dienst.fehler, 'Anmeldung abgelaufen — bitte neu anmelden');
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});
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test('Ohne Anmeldung wird gar nicht erst gefragt', () async {
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final dienst = YtDownloadService(
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auth: BakaAuth(
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client: MockClient((_) async => http.Response('', 500)),
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speicher: _MemorySpeicher()),
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client: MockClient((_) async => http.Response('', 200)),
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);
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final ergebnis = await dienst.herunterladen('https://youtu.be/abc',
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zielOrdner: ziel.path);
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expect(ergebnis, isNull);
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expect(dienst.fehler, 'Bitte zuerst beim Baka-Konto anmelden');
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});
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test('Proxy-Fehlermeldung wird im Klartext durchgereicht', () async {
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final dienst = YtDownloadService(
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auth: await _angemeldeteAuth(),
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client: MockClient((_) async => http.Response(
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jsonEncode({'error': 'Video ist gesperrt'}), 500)),
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);
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|
||||
final ergebnis = await dienst.herunterladen('https://youtu.be/abc',
|
||||
zielOrdner: ziel.path);
|
||||
|
||||
expect(ergebnis, isNull);
|
||||
expect(dienst.fehler, 'Video ist gesperrt');
|
||||
});
|
||||
|
||||
test('Scheitert der MP3-Abruf, bleibt keine halbe Datei liegen', () async {
|
||||
final dienst = YtDownloadService(
|
||||
auth: await _angemeldeteAuth(),
|
||||
client: MockClient((req) async {
|
||||
if (req.url.path == '/api/yt-dl') {
|
||||
return http.Response(
|
||||
jsonEncode({
|
||||
'titel': 'Kaputt',
|
||||
'dauer': 1,
|
||||
'mp3_url': '/api/dl/k.mp3',
|
||||
}),
|
||||
200);
|
||||
}
|
||||
return http.Response('weg', 404);
|
||||
}),
|
||||
);
|
||||
|
||||
final ergebnis = await dienst.herunterladen('https://youtu.be/abc',
|
||||
zielOrdner: ziel.path);
|
||||
|
||||
expect(ergebnis, isNull);
|
||||
expect(ziel.listSync(), isEmpty);
|
||||
});
|
||||
}
|
||||
Reference in New Issue
Block a user