feat(flutter): 首页改为两列全部剧目网格

test/discover/home_all_dramas_grid_test.dart

@@ -0,0 +1,245 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.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';
+
+import 'package:fruitshorts/app.dart';
+import 'package:fruitshorts/core/data/models/content_category.dart';
+import 'package:fruitshorts/core/data/models/drama.dart';
+import 'package:fruitshorts/core/data/models/home_feed.dart';
+import 'package:fruitshorts/core/data/repositories/category_repository.dart';
+import 'package:fruitshorts/core/data/repositories/favorite_repository.dart';
+import 'package:fruitshorts/core/data/repositories/playback_repository.dart';
+import 'package:fruitshorts/core/data/repositories/watch_history_repository.dart';
+import 'package:fruitshorts/core/widgets/remote_image.dart';
+
+import '../support/fake_catalog.dart';
+import '../support/fake_interaction_repositories.dart';
+import '../support/fake_notice_repository.dart';
+import '../support/widget_player.dart';
+
+void main() {
+  setUp(() {
+    SharedPreferencesAsyncPlatform.instance =
+        InMemorySharedPreferencesAsync.empty();
+  });
+
+  testWidgets(
+    'should_show_all_dramas_in_two_column_sliver_grid_without_continue_watching',
+    (tester) async {
+      tester.view.physicalSize = const Size(390, 844);
+      tester.view.devicePixelRatio = 1;
+      addTearDown(tester.view.resetPhysicalSize);
+      addTearDown(tester.view.resetDevicePixelRatio);
+
+      await _pumpApp(tester, categoryRepository: _GridCategoryRepository());
+      await tester.tap(find.byKey(const Key('tab-discover')));
+      await tester.pumpAndSettle();
+
+      expect(find.text('Continue Watching'), findsNothing);
+      expect(find.text('All Dramas'), findsOneWidget);
+
+      final grid = tester.widget<SliverGrid>(
+        find.byKey(const Key('home-all-dramas-grid')),
+      );
+      final delegate =
+          grid.gridDelegate as SliverGridDelegateWithFixedCrossAxisCount;
+      expect(delegate.crossAxisCount, 2);
+      expect(delegate.crossAxisSpacing, 12);
+      expect(delegate.mainAxisSpacing, 16);
+      expect(delegate.childAspectRatio, closeTo(2 / 3, 0.001));
+      expect(
+        tester
+            .widget<SliverPadding>(
+              find.byKey(const Key('home-all-dramas-section')),
+            )
+            .padding,
+        const EdgeInsets.symmetric(horizontal: 16),
+      );
+      expect(find.byType(GridView), findsNothing);
+      expect(find.byType(CustomScrollView), findsOneWidget);
+      expect(find.byType(RemoteImage), findsWidgets);
+
+      final cover = tester.widget<AspectRatio>(
+        find.byKey(const Key('home-drama-cover-city-lights-demo')),
+      );
+      expect(cover.aspectRatio, closeTo(2 / 3, 0.001));
+      expect(
+        tester
+            .widget<Text>(
+              find.byKey(const Key('home-drama-title-city-lights-demo')),
+            )
+            .maxLines,
+        2,
+      );
+      expect(
+        tester
+            .widget<Text>(
+              find.byKey(const Key('home-drama-genre-city-lights-demo')),
+            )
+            .maxLines,
+        1,
+      );
+      expect(tester.takeException(), isNull);
+    },
+  );
+
+  testWidgets('should_update_grid_when_category_is_selected', (tester) async {
+    tester.view.physicalSize = const Size(390, 844);
+    tester.view.devicePixelRatio = 1;
+    addTearDown(tester.view.resetPhysicalSize);
+    addTearDown(tester.view.resetDevicePixelRatio);
+
+    await _pumpApp(tester, categoryRepository: _GridCategoryRepository());
+    await tester.tap(find.byKey(const Key('tab-discover')));
+    await tester.pumpAndSettle();
+
+    expect(find.text('The Signal'), findsOneWidget);
+    expect(find.text('City Lights & Velvet Nights'), findsOneWidget);
+
+    await tester.tap(find.text('Romance'));
+    await tester.pumpAndSettle();
+
+    expect(find.text('The Signal'), findsNothing);
+    expect(find.text('City Lights & Velvet Nights'), findsOneWidget);
+    expect(
+      find.byKey(const Key('home-drama-card-the-signal-demo')),
+      findsNothing,
+    );
+    expect(
+      find.byKey(const Key('home-drama-card-city-lights-demo')),
+      findsOneWidget,
+    );
+  });
+
+  testWidgets('should_keep_empty_messages_when_feed_has_no_dramas', (
+    tester,
+  ) async {
+    tester.view.physicalSize = const Size(390, 844);
+    tester.view.devicePixelRatio = 1;
+    addTearDown(tester.view.resetPhysicalSize);
+    addTearDown(tester.view.resetDevicePixelRatio);
+
+    await _pumpApp(
+      tester,
+      categoryRepository: _GridCategoryRepository(
+        discoverFeed: const HomeFeed(),
+      ),
+    );
+    await tester.tap(find.byKey(const Key('tab-discover')));
+    await tester.pumpAndSettle();
+
+    expect(find.text('All Dramas'), findsOneWidget);
+    expect(find.text('No matching dramas.'), findsOneWidget);
+
+    await tester.tap(find.text('Romance'));
+    await tester.pumpAndSettle();
+
+    expect(find.text('No dramas in this category yet.'), findsOneWidget);
+  });
+
+  testWidgets('should_show_retry_when_category_feed_fails', (tester) async {
+    tester.view.physicalSize = const Size(390, 844);
+    tester.view.devicePixelRatio = 1;
+    addTearDown(tester.view.resetPhysicalSize);
+    addTearDown(tester.view.resetDevicePixelRatio);
+
+    await _pumpApp(tester, categoryRepository: _FailingCategoryRepository());
+    await tester.tap(find.byKey(const Key('tab-discover')));
+    await tester.pumpAndSettle();
+
+    expect(find.text('All Dramas'), findsOneWidget);
+    expect(find.text('Categories could not be loaded.'), findsOneWidget);
+    expect(find.text('Retry'), findsOneWidget);
+    expect(find.byKey(const Key('home-all-dramas-grid')), findsNothing);
+  });
+
+  testWidgets('should_fit_two_column_grid_on_compact_screen', (tester) async {
+    tester.view.physicalSize = const Size(320, 568);
+    tester.view.devicePixelRatio = 1;
+    addTearDown(tester.view.resetPhysicalSize);
+    addTearDown(tester.view.resetDevicePixelRatio);
+
+    await _pumpApp(tester, categoryRepository: _GridCategoryRepository());
+    await tester.tap(find.byKey(const Key('tab-discover')));
+    await tester.pumpAndSettle();
+    await tester.scrollUntilVisible(
+      find.byKey(const Key('home-drama-card-city-lights-demo')),
+      180,
+      scrollable: find.byType(Scrollable).last,
+    );
+    await tester.pumpAndSettle();
+
+    expect(find.text('All Dramas'), findsOneWidget);
+    expect(find.text('City Lights & Velvet Nights'), findsOneWidget);
+    expect(tester.takeException(), isNull);
+  });
+}
+
+Future<void> _pumpApp(
+  WidgetTester tester, {
+  required CategoryRepository categoryRepository,
+}) async {
+  final catalog = FakeCatalogRepository();
+  await tester.pumpWidget(
+    LumaDramaApp(
+      playerFactory: createWidgetPlayer,
+      catalogRepository: catalog,
+      categoryRepository: categoryRepository,
+      watchHistoryRepository: InMemoryWatchHistoryRepository(),
+      favoriteRepository: InMemoryFavoriteRepository(),
+      playbackRepository: FakePlaybackRepository(),
+      commentRepository: FakeCommentRepository(),
+      interactionRepository: FakeInteractionRepository(),
+      noticeRepository: FakeNoticeRepository(),
+    ),
+  );
+  await tester.pumpAndSettle();
+}
+
+class _GridCategoryRepository implements CategoryRepository {
+  _GridCategoryRepository({HomeFeed? discoverFeed})
+    : discoverFeed = discoverFeed ?? _defaultDiscoverFeed;
+
+  final HomeFeed discoverFeed;
+
+  @override
+  Future<List<ContentCategory>> fetchCategories() async => const [
+    ContentCategory(id: '7', name: 'Romance'),
+  ];
+
+  @override
+  Future<HomeFeed> fetchDiscoverFeed() async => discoverFeed;
+}
+
+class _FailingCategoryRepository implements CategoryRepository {
+  @override
+  Future<List<ContentCategory>> fetchCategories() async => const [
+    ContentCategory(id: '7', name: 'Romance'),
+  ];
+
+  @override
+  Future<HomeFeed> fetchDiscoverFeed() async {
+    throw StateError('discover feed unavailable');
+  }
+}
+
+final _defaultDiscoverFeed = HomeFeed(
+  sections: [
+    FeedSection(code: 'hot', title: 'Hot', dramas: demoDramas),
+    FeedSection(
+      code: 'category-7',
+      title: 'Romance',
+      dramas: [
+        Drama(
+          id: 'city-lights-demo',
+          title: 'City Lights & Velvet Nights',
+          synopsis: 'City Lights & Velvet Nights synopsis',
+          posterUrl: '/files/city-lights-demo.png',
+          genre: 'Urban Romance',
+          detailLoaded: true,
+        ),
+      ],
+    ),
+  ],
+);

test/widget_test.dart

@@ -155,7 +155,7 @@ void main() {
 
       await tester.pumpWidget(appUnderTest());
       await tester.pumpAndSettle();
-      expect(find.text('Continue Watching'), findsOneWidget);
+      expect(find.text('All Dramas'), findsOneWidget);
       await tester.binding.handlePopRoute();
       await tester.pumpAndSettle();
       expect(
@@ -186,15 +186,15 @@ void main() {
             .active,
         isFalse,
       );
-      expect(find.text('Continue Watching'), findsOneWidget);
+      expect(find.text('All Dramas'), findsOneWidget);
 
       await tester.binding.handlePopRoute();
       await tester.pumpAndSettle();
       await tester.tap(find.byKey(const Key('drawer-discover')));
       await tester.pumpAndSettle();
-      expect(find.text('Continue Watching'), findsOneWidget);
+      expect(find.text('All Dramas'), findsOneWidget);
       expect(
-        Navigator.of(tester.element(find.text('Continue Watching'))).canPop(),
+        Navigator.of(tester.element(find.text('All Dramas'))).canPop(),
         isFalse,
       );
     },
@@ -313,7 +313,7 @@ void main() {
       await tester.pumpAndSettle();
 
       expect(find.text('For You'), findsOneWidget);
-      expect(find.text('Continue Watching'), findsOneWidget);
+      expect(find.text('All Dramas'), findsOneWidget);
       expect(find.text('Rewards'), findsOneWidget);
       expect(find.text(r'$ 0'), findsOneWidget);
       expect(find.text('Urban Romance', skipOffstage: false), findsOneWidget);
@@ -345,10 +345,10 @@ void main() {
     await tester.pumpAndSettle();
     await tester.tap(find.text('Home'));
     await tester.pumpAndSettle();
-    expect(find.text('Continue Watching'), findsOneWidget);
+    expect(find.text('All Dramas'), findsOneWidget);
     expect(find.byTooltip('Search'), findsNothing);
     expect(
-      Navigator.of(tester.element(find.text('Continue Watching'))).canPop(),
+      Navigator.of(tester.element(find.text('All Dramas'))).canPop(),
       isFalse,
     );
 
@@ -365,10 +365,10 @@ void main() {
 
     await tester.tap(find.byKey(const Key('tab-discover')));
     await tester.pumpAndSettle();
-    expect(find.text('Continue Watching'), findsOneWidget);
+    expect(find.text('All Dramas'), findsOneWidget);
     expect(find.byTooltip('Search'), findsNothing);
     expect(
-      Navigator.of(tester.element(find.text('Continue Watching'))).canPop(),
+      Navigator.of(tester.element(find.text('All Dramas'))).canPop(),
       isFalse,
     );
     await tester.tap(find.byKey(const Key('tab-my-list')));
@@ -564,7 +564,7 @@ void main() {
       await tester.pumpWidget(appUnderTest());
       await tester.pumpAndSettle();
 
-      expect(find.text('Continue Watching'), findsOneWidget);
+      expect(find.text('All Dramas'), findsOneWidget);
       await tester.binding.handlePopRoute();
       await tester.pumpAndSettle();
       expect(find.text('Quick access'), findsOneWidget);
@@ -572,7 +572,7 @@ void main() {
       await tester.binding.handlePopRoute();
       await tester.pumpAndSettle();
       expect(find.text('Quick access'), findsNothing);
-      expect(find.text('Continue Watching'), findsOneWidget);
+      expect(find.text('All Dramas'), findsOneWidget);
       expect(
         Navigator.of(
           tester.element(find.byKey(const Key('home-tabs-bar'))),