feat(flutter): 完成 K28-A1 四 Tab 首页

test/discover/home_all_dramas_grid_test.dart

@@ -24,27 +24,37 @@ void main() {
         InMemorySharedPreferencesAsync.empty();
   });
 
-  testWidgets('should_show_search_category_language_and_drama_grid', (
+  testWidgets('should_show_search_categories_ranking_and_all_dramas', (
     tester,
   ) async {
     await _pumpTheater(tester, categoryRepository: _GridCategoryRepository());
 
     expect(find.text('Continue Watching'), findsNothing);
     expect(find.byKey(const Key('discover-search')), findsOneWidget);
-    expect(find.byKey(const Key('theater-category-chips')), findsOneWidget);
-    expect(find.byKey(const Key('theater-language-chips')), findsOneWidget);
+    expect(find.byKey(const Key('discover-category-grid')), findsOneWidget);
+    expect(find.byKey(const Key('discover-ranking-section')), findsOneWidget);
     expect(find.byKey(const Key('home-all-dramas-grid')), findsOneWidget);
+    expect(find.byKey(const Key('ranking-tab-hot')), findsOneWidget);
+    expect(find.byKey(const Key('ranking-tab-new')), findsOneWidget);
+
+    final grid = tester.widget<GridView>(
+      find.byKey(const Key('discover-category-grid')),
+    );
+    final delegate =
+        grid.gridDelegate as SliverGridDelegateWithFixedCrossAxisCount;
+    expect(delegate.crossAxisCount, 3);
     expect(tester.takeException(), isNull);
   });
 
-  testWidgets('should_filter_grid_when_category_chip_is_tapped', (
+  testWidgets('should_open_category_dramas_page_when_tile_is_tapped', (
     tester,
   ) async {
     await _pumpTheater(tester, categoryRepository: _GridCategoryRepository());
 
-    await tester.tap(find.byKey(const Key('theater-category-7')));
+    await tester.tap(find.byKey(const Key('discover-category-7')));
     await tester.pumpAndSettle();
 
+    expect(find.byKey(const Key('category-dramas-page')), findsOneWidget);
     expect(
       find.byKey(const Key('home-drama-card-city-lights-demo')),
       findsOneWidget,
@@ -66,23 +76,22 @@ void main() {
     );
 
     final headerBefore = tester.getTopLeft(
-      find.byKey(const Key('discover-search')),
+      find.byKey(const Key('discover-search-button')),
     );
-    final scrollable = find.descendant(
-      of: find.byKey(const Key('discover-refresh')),
-      matching: find.byType(Scrollable),
+    final contentBefore = tester.getTopLeft(
+      find.byKey(const Key('discover-category-grid')),
     );
 
     await tester.drag(find.byType(ListView), const Offset(0, -140));
     await tester.pumpAndSettle();
 
     expect(
-      tester.getTopLeft(find.byKey(const Key('discover-search'))),
+      tester.getTopLeft(find.byKey(const Key('discover-search-button'))),
       headerBefore,
     );
     expect(
-      tester.state<ScrollableState>(scrollable).position.pixels,
-      greaterThan(0),
+      tester.getTopLeft(find.byKey(const Key('discover-category-grid'))).dy,
+      lessThan(contentBefore.dy),
     );
   });