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ReelShort/test/player/player_logic_test.dart
T

621 lines
18 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:fruitshorts/core/data/models/drama.dart';
import 'package:fruitshorts/core/data/models/play_ticket.dart';
import 'package:fruitshorts/core/data/models/player_port.dart';
import 'package:fruitshorts/core/data/models/download_license.dart';
import 'package:fruitshorts/core/data/models/download_policy.dart';
import 'package:fruitshorts/core/data/repositories/download_repository.dart';
import 'package:fruitshorts/core/data/services/android_picture_in_picture.dart';
import 'package:fruitshorts/core/data/services/download_controller.dart';
import 'package:fruitshorts/core/data/services/download_storage.dart';
import 'package:fruitshorts/core/data/services/playback_session.dart';
import 'package:fruitshorts/pages/player/player_logic.dart';
import 'package:fruitshorts/pages/player/player_view.dart';
import '../support/fake_watch_history.dart';
import 'package:fruitshorts/core/data/repositories/playback_repository.dart';
Drama _drama(
String id, {
List<int> numbers = const [1, 2, 3],
bool isFree = true,
}) => Drama(
id: id,
title: id,
synopsis: 'synopsis',
posterUrl: '/files/poster.png',
episodes: [
for (final number in numbers)
Episode(
id: '$id-$number',
number: number,
title: 'Episode $number',
// 与后端一致:只有可播放的剧集才带地址,锁定集为空
videoUrl: isFree ? 'https://example.test/clip.mp4' : '',
isFree: isFree,
),
],
);
AndroidPictureInPicture _pip() =>
AndroidPictureInPicture(channel: const MethodChannel('test/player_logic/pip'));
PlayerLogic _logic(
FakeWatchHistory history, {
PlaybackRepository? playback,
}) => PlayerLogic(
history: history,
playback: playback ?? FakePlaybackRepository(),
pictureInPicture: _pip(),
);
/// Drains the session's serialized work so a test never ends mid-disposal.
///
/// `start` kicks off selection without awaiting it, so the first read of
/// `playbackSettled` can still be the untouched initial future. Pumping the
/// event queue between reads closes that race.
Future<void> _drain(PlayerLogic logic) async {
for (var attempt = 0; attempt < 4; attempt++) {
await pumpEventQueue();
await logic.session.playbackSettled;
await logic.session.preloadSettled;
}
}
void main() {
TestWidgetsFlutterBinding.ensureInitialized();
group('displayEpisode', () {
test('should_fall_back_until_episode_number_is_picked_for_that_drama_when_resolving', () {
final logic = _logic(FakeWatchHistory());
final drama = _drama('signal');
final fallback = drama.episodes.first;
expect(logic.displayEpisode(drama, fallback).number, 1);
logic.pickedEpisode['signal'] = 3;
expect(logic.displayEpisode(drama, fallback).number, 3);
// Picks are scoped to their own drama.
final city = _drama('city');
expect(logic.displayEpisode(city, city.episodes.first).number, 1);
});
test('should_stop_overriding_fallback_when_picked_number_is_unknown', () {
final logic = _logic(FakeWatchHistory());
final drama = _drama('signal');
final fallback = drama.episodes.first;
logic.pickedEpisode['signal'] = 99;
expect(logic.displayEpisode(drama, fallback).number, 1);
});
});
group('nextVisibleIndex', () {
test('should_walk_visible_list_and_stop_at_the_end_when_advancing', () {
final logic = _logic(FakeWatchHistory());
logic.visibleIndices = [0, 2, 4];
expect(logic.nextVisibleIndex(0), 2);
expect(logic.nextVisibleIndex(2), 4);
expect(logic.nextVisibleIndex(4), isNull);
});
test('should_have_no_successor_when_index_is_outside_visible_list', () {
final logic = _logic(FakeWatchHistory());
logic.visibleIndices = [0, 2, 4];
expect(logic.nextVisibleIndex(1), isNull);
expect(logic.nextVisibleIndex(9), isNull);
expect(logic.nextVisibleIndex(-1), isNull);
});
test('should_have_no_successor_when_visible_list_is_empty', () {
final logic = _logic(FakeWatchHistory());
logic.visibleIndices = [];
expect(logic.nextVisibleIndex(0), isNull);
});
});
test('should_play_local_file_without_ticket_when_episode_is_downloaded',
() async {
final playback = FakePlaybackRepository();
final downloads = DownloadController(
_EmptyDownloadRepository(),
storage: _LocalStorage(),
);
await downloads.restore();
final drama = _drama('signal');
final logic = PlayerLogic(
history: FakeWatchHistory(),
playback: playback,
pictureInPicture: _pip(),
downloads: downloads,
);
logic.attach(
PlayerPage(drama: drama, initialIndex: 0),
isMounted: () => true,
);
logic.start(factory: _RecordingFactory().create, coordinator: PlaybackCoordinator());
await pumpEventQueue();
await logic.session.playbackSettled;
expect(playback.requests, isEmpty);
expect(logic.sessionEpisodes.first.videoUrl, 'file:///local/signal-1.mp4');
});
group('surface flags', () {
test('should_set_immersive_when_picture_in_picture_callback_fires', () async {
final factory = _RecordingFactory();
final drama = _drama('signal');
final logic = _logic(FakeWatchHistory());
final immersive = <bool>[];
logic.attach(
PlayerPage(drama: drama, initialIndex: 0),
isMounted: () => true,
);
logic.onImmersiveChanged = immersive.add;
logic.start(factory: factory.create, coordinator: PlaybackCoordinator());
await _drain(logic);
logic.onPipChanged(true);
expect(logic.pip, isTrue);
expect(logic.pipPreparing, isFalse);
expect(logic.immersive, isTrue);
expect(logic.chromeHidden, isTrue);
expect(immersive.last, isTrue);
logic.onPipChanged(false);
expect(logic.pip, isFalse);
expect(logic.immersive, isFalse);
logic.dispose();
await _drain(logic);
});
test('should_ignore_picture_in_picture_callback_when_unmounted', () {
final logic = _logic(FakeWatchHistory());
logic.isMounted = () => false;
logic.onPipChanged(true);
expect(logic.pip, isFalse);
});
test('should_clear_stale_pip_when_app_returns_to_foreground', () async {
final factory = _RecordingFactory();
final drama = _drama('signal');
final logic = _logic(FakeWatchHistory());
final immersive = <bool>[];
logic.attach(
PlayerPage(drama: drama, initialIndex: 0),
isMounted: () => true,
);
logic.onImmersiveChanged = immersive.add;
logic.start(factory: factory.create, coordinator: PlaybackCoordinator());
await _drain(logic);
// 模拟画中画已进入但退出时没有回调 false。
logic.onPipChanged(true);
expect(logic.chromeHidden, isTrue);
logic.onLifecycle(AppLifecycleState.resumed);
expect(logic.pip, isFalse);
expect(logic.pipPreparing, isFalse);
expect(logic.chromeHidden, isFalse);
expect(immersive.last, isFalse);
logic.dispose();
await _drain(logic);
});
test('should_resume_playback_after_seek_when_paused', () async {
final logic = _logic(FakeWatchHistory());
logic.attach(
PlayerPage(drama: _drama('signal'), initialIndex: 0),
isMounted: () => true,
);
logic.start(
factory: _RecordingFactory().create,
coordinator: PlaybackCoordinator(),
);
await _drain(logic);
logic.session.setUserWantsPlay(false);
expect(logic.session.userWantsPlay, isFalse);
logic.resumeAfterSeek();
expect(logic.session.userWantsPlay, isTrue);
logic.dispose();
await _drain(logic);
});
});
group('history writes', () {
test('should_serialize_progress_writes_in_call_order_when_saving', () async {
final history = FakeWatchHistory();
final logic = _logic(history);
final drama = _drama('signal');
await logic.queueProgress(
drama,
drama.episodes[0],
const Duration(seconds: 1),
);
await logic.queueProgress(
drama,
drama.episodes[1],
const Duration(seconds: 2),
);
expect(history.writes, ['signal-1|1000|false', 'signal-2|2000|false']);
});
test('should_keep_later_writes_when_an_earlier_write_fails', () async {
final history = FakeWatchHistory();
final logic = _logic(history);
final drama = _drama('signal');
history.failWrites = true;
await logic.queueProgress(
drama,
drama.episodes[0],
const Duration(seconds: 1),
);
history.failWrites = false;
await logic.queueProgress(
drama,
drama.episodes[1],
const Duration(seconds: 2),
);
expect(history.writes, ['signal-2|2000|false']);
});
test('should_write_nothing_when_no_player_is_tracked', () async {
final history = FakeWatchHistory();
final logic = _logic(history);
await logic.saveCurrentProgress();
await logic.saveCurrentProgress();
expect(history.writes, isEmpty);
expect(history.reads, isEmpty);
});
});
group('start', () {
test('should_play_single_series_when_route_is_detail', () async {
final factory = _RecordingFactory();
final drama = _drama('signal');
final logic = _logic(FakeWatchHistory());
logic.attach(
PlayerPage(drama: drama, initialIndex: 0),
isMounted: () => true,
);
logic.start(factory: factory.create, coordinator: PlaybackCoordinator());
await _drain(logic);
expect(logic.queue.length, 3);
expect(logic.visibleIndices, [0, 1, 2]);
expect(logic.session.currentIndex, 0);
expect(factory.created, hasLength(2));
expect(factory.created.first.plays, 1);
logic.dispose();
await _drain(logic);
expect(factory.live, 0);
});
test('should_play_one_episode_per_feed_drama_when_in_home_mode', () async {
final factory = _RecordingFactory();
final feed = [_drama('signal'), _drama('city'), _drama('vengeance')];
final logic = _logic(FakeWatchHistory());
logic.attach(
PlayerPage(
drama: feed.first,
initialIndex: 0,
homeMode: true,
feedDramas: feed,
),
isMounted: () => true,
);
logic.start(factory: factory.create, coordinator: PlaybackCoordinator());
await _drain(logic);
expect(logic.queue.length, 3);
expect(logic.queue.entryAt(1).drama.id, 'city');
expect(logic.queue.entryAt(1).episode.number, 1);
expect(logic.visibleIndices, [0, 1, 2]);
logic.dispose();
await _drain(logic);
});
test('should_never_reach_player_factory_when_episode_is_locked', () async {
final factory = _RecordingFactory();
final drama = _drama('locked', isFree: false);
// 锁定的判定权在后端:票据返回不可播 + 无地址,客户端不得自行推断
final logic = _logic(
FakeWatchHistory(),
playback: FakePlaybackRepository(
ticket: const PlayTicket(
episodeId: 'locked-1',
accessible: false,
accessType: PlayTicket.coinRequired,
unlockCoin: 30,
),
),
);
logic.attach(
PlayerPage(drama: drama, initialIndex: 0),
isMounted: () => true,
);
logic.start(factory: factory.create, coordinator: PlaybackCoordinator());
await _drain(logic);
expect(logic.session.isLocked, isTrue);
expect(factory.created, isEmpty);
logic.dispose();
await _drain(logic);
});
test('should_preload_only_what_follows_when_starting_from_a_later_index', () async {
final factory = _RecordingFactory();
final drama = _drama('signal');
final logic = _logic(FakeWatchHistory());
logic.attach(
PlayerPage(drama: drama, initialIndex: 2),
isMounted: () => true,
);
logic.start(factory: factory.create, coordinator: PlaybackCoordinator());
await _drain(logic);
expect(logic.session.currentIndex, 2);
// The last episode has no successor to warm.
expect(factory.created, hasLength(1));
logic.dispose();
await _drain(logic);
});
test('should_hold_no_players_when_route_is_inactive', () async {
final factory = _RecordingFactory();
final drama = _drama('signal');
final logic = _logic(FakeWatchHistory());
logic.attach(
PlayerPage(drama: drama, initialIndex: 0, active: false),
isMounted: () => true,
);
logic.start(factory: factory.create, coordinator: PlaybackCoordinator());
await _drain(logic);
expect(factory.created, isEmpty);
expect(logic.session.loading, isFalse);
logic.dispose();
await _drain(logic);
});
});
group('lifecycle', () {
test('should_pause_active_player_when_backgrounded_and_play_it_when_resumed', () async {
final factory = _RecordingFactory();
final drama = _drama('signal');
final logic = _logic(FakeWatchHistory());
logic.attach(
PlayerPage(drama: drama, initialIndex: 0),
isMounted: () => true,
);
logic.start(factory: factory.create, coordinator: PlaybackCoordinator());
await _drain(logic);
final player = factory.created.first;
expect(player.plays, 1);
expect(player.pauses, 0);
logic.onLifecycle(AppLifecycleState.paused);
await _drain(logic);
expect(player.pauses, 1);
logic.onLifecycle(AppLifecycleState.resumed);
await _drain(logic);
expect(player.plays, 2);
logic.dispose();
await _drain(logic);
});
test('should_stop_playing_without_losing_intent_when_route_becomes_inactive', () async {
final factory = _RecordingFactory();
final drama = _drama('signal');
final logic = _logic(FakeWatchHistory());
final start = PlayerPage(drama: drama, initialIndex: 0);
logic.attach(start, isMounted: () => true);
logic.start(factory: factory.create, coordinator: PlaybackCoordinator());
await _drain(logic);
final player = factory.created.first;
expect(player.plays, 1);
logic.onPageUpdated(start);
await _drain(logic);
expect(player.plays, 1);
logic.attach(
PlayerPage(drama: drama, initialIndex: 0, active: false),
isMounted: () => true,
);
logic.onPageUpdated(start);
await _drain(logic);
expect(player.pauses, 1);
expect(logic.session.userWantsPlay, isTrue);
logic.dispose();
await _drain(logic);
});
});
group('dispose', () {
test('should_release_every_player_when_dispose_runs_twice', () async {
final factory = _RecordingFactory();
final drama = _drama('signal');
final logic = _logic(FakeWatchHistory());
logic.attach(
PlayerPage(drama: drama, initialIndex: 0),
isMounted: () => true,
);
logic.start(factory: factory.create, coordinator: PlaybackCoordinator());
await _drain(logic);
expect(factory.live, greaterThan(0));
logic.dispose();
await _drain(logic);
expect(factory.live, 0);
expect(() => logic.dispose(), returnsNormally);
});
test('should_disable_further_notifications_when_disposed', () async {
final factory = _RecordingFactory();
final drama = _drama('signal');
final logic = _logic(FakeWatchHistory());
logic.attach(
PlayerPage(drama: drama, initialIndex: 0),
isMounted: () => true,
);
logic.start(factory: factory.create, coordinator: PlaybackCoordinator());
await _drain(logic);
var notifications = 0;
logic.addListener(() => notifications++);
logic.dispose();
await _drain(logic);
logic.notify();
expect(notifications, 0);
});
});
}
class _LocalStorage implements DownloadStorage {
@override
Future<Map<String, String>> restore() async => {
'signal-1': 'file:///local/signal-1.mp4',
};
@override
Future<String?> localPathFor(String episodeId) async =>
episodeId == 'signal-1' ? 'file:///local/signal-1.mp4' : null;
@override
Future<DownloadedMedia> download({
required String episodeId,
required String url,
DownloadProgress? onProgress,
}) async => throw UnimplementedError();
@override
Future<void> delete(String episodeId) async {}
@override
Future<void> clear() async {}
}
class _EmptyDownloadRepository implements DownloadRepository {
@override
Future<DownloadPolicy> fetchPolicy() async => const DownloadPolicy(
maxPerDevice: 20,
licenseDays: 30,
wifiOnly: false,
maxQuality: 'AUTO',
maxStorageBytes: 0,
used: 0,
remaining: 20,
expirePolicyText: '',
);
@override
Future<List<DownloadLicense>> list() async => const [];
@override
Future<DownloadLicense> grant(String episodeId, {String? quality}) async =>
throw UnimplementedError();
@override
Future<void> updateSettings({bool? wifiOnly, String? maxQuality}) async {}
@override
Future<DownloadLicense> refreshUrl(String episodeId) async =>
throw UnimplementedError();
@override
Future<DownloadLicense> reportProgress(
String episodeId, {
String? deviceId,
String? status,
int? progressPercent,
int? downloadedBytes,
int? totalBytes,
String? errorMsg,
}) async => throw UnimplementedError();
@override
Future<void> remove(String episodeId) async {}
@override
Future<int> clear() async => 0;
}
/// Counts native-style allocations so leaks are visible to a test.
class _RecordingFactory {
final List<_RecordingPlayer> created = [];
int live = 0;
PlayerPort create(Episode episode) {
live++;
final player = _RecordingPlayer(onDispose: () => live--);
created.add(player);
return player;
}
}
class _RecordingPlayer implements PlayerPort {
_RecordingPlayer({required this.onDispose});
final void Function() onDispose;
int plays = 0;
int pauses = 0;
bool disposed = false;
@override
Future<void> initialize() async {}
@override
Future<void> play() async => plays++;
@override
Future<void> pause() async => pauses++;
@override
Future<void> dispose() async {
if (disposed) return;
disposed = true;
onDispose();
}
}