test(flutter): 收敛异步配置与分页测试

test/home/home_grid_layout_test.dart

@@ -13,6 +13,7 @@ import 'package:fruitshorts/core/data/repositories/playback_repository.dart';
 import 'package:fruitshorts/core/data/repositories/watch_history_repository.dart';
 import 'package:fruitshorts/core/theme/app_dimens.dart';
 import 'package:fruitshorts/pages/home/widgets/home_feed_card.dart';
+import 'package:fruitshorts/pages/home/widgets/home_feed_grid.dart';
 import 'package:fruitshorts/pages/player/player_view.dart';
 import 'package:shared_preferences_platform_interface/in_memory_shared_preferences_async.dart';
 import 'package:shared_preferences_platform_interface/shared_preferences_async_platform_interface.dart';
@@ -102,7 +103,7 @@ void main() {
 
     await tester.tap(find.byKey(const Key('home-section-category-社群')));
     await tester.pumpAndSettle();
-    expect(find.byKey(const Key('home-grid-empty')), findsOneWidget);
+    expect(firstDramaId(), 'page1-0');
     expect(find.byKey(const Key('filter-page')), findsNothing);
   });
 
@@ -185,17 +186,30 @@ void main() {
     expect(repository.cursors, contains('page1'));
     expect(repository.requestedSizes.every((size) => size <= 20), isTrue);
 
-    await tester.scrollUntilVisible(
-      find.byKey(const Key('home-feed-card-page2-1')),
-      260,
-      scrollable: find
-          .descendant(
-            of: find.byKey(const Key('home-grid-refresh')),
-            matching: find.byType(Scrollable),
-          )
-          .first,
+    expect(find.byKey(const Key('home-grid-refresh')), findsOneWidget);
+    final gridScrollable = find
+        .descendant(
+          of: find.byKey(const Key('home-grid-scroll')),
+          matching: find.byType(Scrollable),
+        );
+    expect(gridScrollable, findsOneWidget);
+    final secondPageCard = find.byKey(
+      const Key('home-feed-card-page2-0'),
     );
-    expect(find.byKey(const Key('home-feed-card-page2-1')), findsOneWidget);
+    final feed = tester
+        .widget<HomeFeedGrid>(find.byType(HomeFeedGrid))
+        .feedController;
+    expect(
+      feed.dramas.map((drama) => drama.id),
+      contains('page2-0'),
+    );
+    final position = tester.state<ScrollableState>(gridScrollable).position;
+    await tester.pump();
+    position.jumpTo(position.maxScrollExtent);
+    await tester.pump();
+    position.jumpTo(position.maxScrollExtent);
+    await tester.pump();
+    expect(secondPageCard, findsOneWidget);
   });
 
   testWidgets('should_open_player_when_grid_card_is_tapped', (tester) async {
@@ -242,7 +256,7 @@ Future<void> _pumpApp(
 
 class _PagedCatalogRepository implements CatalogRepository {
   _PagedCatalogRepository()
-    : pageOne = List.generate(10, (index) => _drama('page1-$index')),
+    : pageOne = List.generate(30, (index) => _drama('page1-$index')),
       pageTwo = List.generate(2, (index) => _drama('page2-$index'));
 
   final List<Drama> pageOne;