fix: 修正双击点赞与心形联动

test/player/double_tap_like_test.dart

@@ -0,0 +1,142 @@
+// Author: fruit.com.cn
+
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:fruitshorts/core/data/services/interaction_controller.dart';
+import 'package:fruitshorts/core/theme/app_theme.dart';
+import 'package:fruitshorts/l10n/app_localizations.dart';
+import 'package:fruitshorts/pages/player/widgets/home_feed_overlay.dart';
+
+import '../support/fake_catalog.dart';
+import '../support/fake_haptics.dart';
+import '../support/fake_interaction_repositories.dart';
+
+void main() {
+  testWidgets('quick double tap likes without pausing', (tester) async {
+    final repository = FakeInteractionRepository();
+    final haptics = FakeHaptics();
+    final key = GlobalKey<_HarnessState>();
+    await _pumpHarness(tester, repository, haptics, key);
+
+    final gesture = find.byKey(const Key('home-feed-gesture'));
+    final center = tester.getCenter(gesture);
+
+    await tester.tapAt(center);
+    await tester.pump(const Duration(milliseconds: 100));
+    await tester.tapAt(center);
+    await tester.pumpAndSettle();
+
+    expect(key.currentState!.pauseToggles, 0);
+    expect(repository.likeTargets, hasLength(1));
+    expect(haptics.lightImpacts, 1);
+    expect(
+      find.descendant(
+        of: find.byKey(const Key('rail-like')),
+        matching: find.byIcon(Icons.favorite_rounded),
+      ),
+      findsOneWidget,
+    );
+  });
+
+  testWidgets('single tap toggles playback after 280ms', (tester) async {
+    final key = GlobalKey<_HarnessState>();
+    await _pumpHarness(tester, FakeInteractionRepository(), FakeHaptics(), key);
+
+    await tester.tapAt(
+      tester.getCenter(find.byKey(const Key('home-feed-gesture'))),
+    );
+    await tester.pump(const Duration(milliseconds: 279));
+    expect(key.currentState!.pauseToggles, 0);
+
+    await tester.pump(const Duration(milliseconds: 2));
+    expect(key.currentState!.pauseToggles, 1);
+  });
+}
+
+Future<void> _pumpHarness(
+  WidgetTester tester,
+  FakeInteractionRepository repository,
+  FakeHaptics haptics,
+  GlobalKey<_HarnessState> key,
+) async {
+  await tester.pumpWidget(
+    MaterialApp(
+      theme: AppTheme.dark(),
+      locale: const Locale('en'),
+      supportedLocales: AppLocalizations.supportedLocales,
+      localizationsDelegates: AppLocalizations.localizationsDelegates,
+      home: _Harness(key: key, repository: repository, haptics: haptics),
+    ),
+  );
+  await tester.pumpAndSettle();
+}
+
+class _Harness extends StatefulWidget {
+  const _Harness({super.key, required this.repository, required this.haptics});
+
+  final FakeInteractionRepository repository;
+  final FakeHaptics haptics;
+
+  @override
+  State<_Harness> createState() => _HarnessState();
+}
+
+class _HarnessState extends State<_Harness> {
+  late final InteractionController interactions = InteractionController(
+    widget.repository,
+  );
+  int pauseToggles = 0;
+
+  Future<void> _like({bool likeOnly = false}) async {
+    await widget.haptics.lightImpact();
+    final episodeId = demoDramas.first.episodes.first.id;
+    if (interactions.isEpisodeBusy(episodeId) ||
+        (likeOnly && interactions.isEpisodeLiked(episodeId))) {
+      return;
+    }
+    await interactions.toggleEpisodeLike(episodeId);
+  }
+
+  @override
+  void dispose() {
+    interactions.dispose();
+    super.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final l10n = AppLocalizations.of(context)!;
+    return Scaffold(
+      backgroundColor: Colors.black,
+      body: ListenableBuilder(
+        listenable: interactions,
+        builder: (context, _) {
+          final episode = demoDramas.first.episodes.first;
+          return HomeFeedOverlay(
+            l10n: l10n,
+            drama: demoDramas.first,
+            episode: episode,
+            controller: null,
+            locked: false,
+            liked: interactions.isEpisodeLiked(episode.id),
+            likeCount: interactions.episodeLikeCount(episode.id),
+            saved: false,
+            visible: true,
+            boosting: false,
+            onLike: () => _like(),
+            onDoubleTapLike: (_) => _like(likeOnly: true),
+            onSave: () {},
+            onComments: () {},
+            onShare: () {},
+            onDetail: () {},
+            onOpenFullPlayer: () {},
+            onTogglePlay: () => setState(() => pauseToggles++),
+            onBoostStart: () {},
+            onBoostEnd: () {},
+            onMore: () {},
+          );
+        },
+      ),
+    );
+  }
+}