fix(player): 隔离播放资源所有权并修复黑屏

test/playback/playback_session_test.dart

@@ -32,6 +32,68 @@ void main() {
     await session.close();
   });
 
+  test('should_not_retire_home_controller_when_player_switches_episodes', () async {
+    final factory = FakeFactory();
+    final home = PlaybackSession(
+      episodes: episodes,
+      factory: factory.create,
+      canPlay: (episode) => episode.isFree,
+      owner: PlaybackSessionOwner.home,
+    );
+    await home.select(0, preloadIndex: 1);
+    await home.preloadSettled;
+    final homePlayer = home.active;
+    expect(homePlayer, isNotNull);
+
+    final player = PlaybackSession(
+      episodes: episodes,
+      factory: factory.create,
+      canPlay: (episode) => episode.isFree,
+      owner: PlaybackSessionOwner.player,
+    );
+    await player.select(0, preloadIndex: 1);
+    await player.select(1, previousIndex: 0);
+    await player.preloadSettled;
+
+    expect(home.active, same(homePlayer));
+    expect(
+      factory.created
+          .firstWhere((candidate) => identical(candidate, homePlayer))
+          .disposed,
+      isFalse,
+    );
+    expect(player.active, isNot(same(homePlayer)));
+    await player.close();
+    await home.close();
+  });
+
+  test('should_keep_home_controller_alive_when_player_session_closes', () async {
+    final factory = FakeFactory();
+    final home = PlaybackSession(
+      episodes: episodes,
+      factory: factory.create,
+      canPlay: (episode) => episode.isFree,
+      owner: PlaybackSessionOwner.home,
+    );
+    await home.select(0);
+    final homePlayer = home.active! as FakePlayer;
+
+    final player = PlaybackSession(
+      episodes: episodes,
+      factory: factory.create,
+      canPlay: (episode) => episode.isFree,
+      owner: PlaybackSessionOwner.player,
+    );
+    await player.select(0);
+    await player.select(1);
+    await player.close();
+
+    expect(homePlayer.disposed, isFalse);
+    expect(home.active, same(homePlayer));
+    expect(home.currentIndex, 0);
+    await home.close();
+  });
+
   test('should_release_previous_player_immediately_when_selecting_locked', () async {
     final lockedEpisodes = [
       Episode(

test/player/player_fullscreen_test.dart

@@ -131,7 +131,7 @@ void main() {
     await tester.tap(find.byKey(const Key('home-feed-full-series')));
     await tester.pumpAndSettle();
 
-    final fullPlayer = find.byType(PlayerPage);
+    final fullPlayer = _fullPlayerFinder();
     final fullLogic = _pageLogic(tester, fullPlayer);
     expect(fullLogic.session, isNot(same(sourceLogic.session)));
     final fullPlayerPort = fullLogic.session.active! as VideoPlayerPort;
@@ -223,11 +223,17 @@ void main() {
     await tester.tap(find.byKey(const Key('home-feed-full-series')));
     await tester.pumpAndSettle();
 
-    expect(find.byType(PlayerPage), findsOneWidget);
+    expect(_fullPlayerFinder(), findsOneWidget);
     expect(find.byKey(const Key('player-play-toggle')), findsOneWidget);
-    expect(find.byKey(const Key('home-feed-center-play')), findsNothing);
-    expect(find.byKey(const Key('home-tabs-bar')), findsNothing);
-    expect(find.byKey(const Key('recommend-top-nav')), findsNothing);
+    expect(
+      find.byKey(const Key('home-feed-center-play')).hitTestable(),
+      findsNothing,
+    );
+    expect(find.byKey(const Key('home-tabs-bar')).hitTestable(), findsNothing);
+    expect(
+      find.byKey(const Key('recommend-top-nav')).hitTestable(),
+      findsNothing,
+    );
 
     await tester.tap(find.byKey(const Key('player-back')));
     await tester.pumpAndSettle();
@@ -259,7 +265,7 @@ void main() {
     await tester.tap(find.byKey(const Key('home-feed-full-series')));
     await tester.pumpAndSettle();
 
-    final fullLogic = _pageLogic(tester, find.byType(PlayerPage));
+    final fullLogic = _pageLogic(tester, _fullPlayerFinder());
     await tester.drag(
       find.byKey(const Key('player-video-tap')),
       const Offset(0, -560),
@@ -1646,6 +1652,12 @@ PlayerLogic _pageLogic(WidgetTester tester, Finder page) {
   return state.logic as PlayerLogic;
 }
 
+Finder _fullPlayerFinder() {
+  return find.byWidgetPredicate(
+    (widget) => widget is PlayerPage && widget.handoff != null,
+  );
+}
+
 class _RouteVideoFactory {
   final List<_RouteVideoPlayer> created = [];
   final List<Episode> episodes = [];

test/recommend/recommend_sections_test.dart

@@ -471,13 +471,13 @@ void main() {
 
     await tester.tap(find.byKey(const Key('home-feed-series-name')));
     await tester.pumpAndSettle();
-    expect(find.byType(PlayerPage), findsOneWidget);
+    expect(find.byType(PlayerPage).last, findsOneWidget);
     expect(
-      tester.widget<PlayerPage>(find.byType(PlayerPage)).homeMode,
+      tester.widget<PlayerPage>(find.byType(PlayerPage).last).homeMode,
       isFalse,
     );
     expect(find.byKey(const Key('player-back')), findsOneWidget);
-    expect(find.byKey(const Key('home-tabs-bar')), findsNothing);
+    expect(find.byKey(const Key('home-tabs-bar')).hitTestable(), findsNothing);
     await tester.tap(find.byKey(const Key('player-back')));
     await tester.pumpAndSettle();
     expect(find.byKey(const Key('recommend-page')), findsOneWidget);
@@ -485,13 +485,13 @@ void main() {
 
     await tester.tap(find.byKey(const Key('home-feed-full-series')));
     await tester.pumpAndSettle();
-    expect(find.byType(PlayerPage), findsOneWidget);
+    expect(find.byType(PlayerPage).last, findsOneWidget);
     expect(
-      tester.widget<PlayerPage>(find.byType(PlayerPage)).homeMode,
+      tester.widget<PlayerPage>(find.byType(PlayerPage).last).homeMode,
       isFalse,
     );
     expect(find.byKey(const Key('player-back')), findsOneWidget);
-    expect(find.byKey(const Key('home-tabs-bar')), findsNothing);
+    expect(find.byKey(const Key('home-tabs-bar')).hitTestable(), findsNothing);
     await tester.tap(find.byKey(const Key('player-back')));
     await tester.pumpAndSettle();
   });