feat(flutter): 完成 K28-A1 四 Tab 首页

test/home/k28_a_navigation_test.dart

@@ -68,35 +68,15 @@ void main() {
     expect(field.focusNode?.hasFocus, isTrue);
   });
 
-  testWidgets('should_select_theater_language_without_filtering_catalog', (
-    tester,
-  ) async {
-    await _pumpApp(tester);
-    await tester.tap(find.byKey(const Key('tab-theater')));
-    await tester.pumpAndSettle();
-
-    expect(_chip(tester, 'theater-language-all').selected, isTrue);
-    expect(
-      find.byKey(const Key('home-drama-card-the-signal-demo')),
-      findsOneWidget,
-    );
-
-    await tester.tap(find.byKey(const Key('theater-language-id')));
-    await tester.pumpAndSettle();
-
-    expect(_chip(tester, 'theater-language-all').selected, isFalse);
-    expect(_chip(tester, 'theater-language-id').selected, isTrue);
-    expect(
-      find.byKey(const Key('home-drama-card-the-signal-demo')),
-      findsOneWidget,
-    );
-  });
-
   testWidgets('should_open_fullscreen_player_when_home_card_is_tapped', (
     tester,
   ) async {
     await _pumpApp(tester);
 
+    await tester.ensureVisible(
+      find.byKey(const Key('home-drama-card-the-signal-demo')),
+    );
+    await tester.pumpAndSettle();
     await tester.tap(find.byKey(const Key('home-drama-card-the-signal-demo')));
     await tester.pumpAndSettle();
 
@@ -104,6 +84,20 @@ void main() {
     expect(player.homeMode, isFalse);
   });
 
+  testWidgets('should_use_first_drama_cover_when_home_has_no_banner', (
+    tester,
+  ) async {
+    await _pumpApp(tester, withBanner: false);
+
+    expect(find.byKey(const Key('home-hero-banner')), findsOneWidget);
+    expect(find.byKey(const Key('home-hero-title-0')), findsOneWidget);
+    await tester.tap(find.byKey(const Key('feed-banner-0')));
+    await tester.pumpAndSettle();
+
+    final player = tester.widget<PlayerPage>(find.byType(PlayerPage));
+    expect(player.homeMode, isFalse);
+  });
+
   testWidgets('should_open_fullscreen_player_when_theater_card_is_tapped', (
     tester,
   ) async {
@@ -111,7 +105,20 @@ void main() {
     await tester.tap(find.byKey(const Key('tab-theater')));
     await tester.pumpAndSettle();
 
-    await tester.tap(find.byKey(const Key('home-drama-card-the-signal-demo')));
+    final card = find.byKey(const Key('home-drama-card-the-signal-demo'));
+    await tester.scrollUntilVisible(
+      card,
+      220,
+      scrollable: find
+          .descendant(
+            of: find.byKey(const Key('discover-refresh')),
+            matching: find.byType(Scrollable),
+          )
+          .first,
+    );
+    await tester.ensureVisible(card);
+    await tester.pumpAndSettle();
+    await tester.tap(card);
     await tester.pumpAndSettle();
 
     final player = tester.widget<PlayerPage>(find.byType(PlayerPage));
@@ -136,6 +143,7 @@ void main() {
     );
 
     expect(find.byKey(const Key('home-continue-watching')), findsOneWidget);
+    expect(find.text('Episode 3 · 8 min left'), findsOneWidget);
     await tester.tap(
       find.byKey(const Key('home-continue-play-the-signal-demo')),
     );
@@ -155,7 +163,8 @@ void main() {
 
     await tester.tap(find.byKey(const Key('tab-theater')));
     await tester.pumpAndSettle();
-    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(tester.takeException(), isNull);
   });
 }
@@ -174,20 +183,23 @@ Future<void> _pumpApp(
   WidgetTester tester, {
   WatchHistoryRepository? history,
   Size size = const Size(390, 844),
+  bool withBanner = true,
 }) async {
   tester.view.physicalSize = size;
   tester.view.devicePixelRatio = 1;
   addTearDown(tester.view.resetPhysicalSize);
   addTearDown(tester.view.resetDevicePixelRatio);
   final catalog = FakeCatalogRepository(
-    banners: const [
-      FeedBanner(
-        id: 'banner-1',
-        imageUrl: '/files/banner.jpg',
-        linkType: 'DRAMA',
-        linkValue: 'the-signal-demo',
-      ),
-    ],
+    banners: withBanner
+        ? const [
+            FeedBanner(
+              id: 'banner-1',
+              imageUrl: '/files/banner.jpg',
+              linkType: 'DRAMA',
+              linkValue: 'the-signal-demo',
+            ),
+          ]
+        : const [],
   );
   await tester.pumpWidget(
     LumaDramaApp(