feat(ui): 重做三 Tab 首页与发现页

test/home/home_logic_test.dart

@@ -18,17 +18,20 @@ void main() {
 
   final dramas = [_drama('signal'), _drama('city')];
 
-  test('should_make_first_catalog_entry_the_current_drama_when_catalog_loads', () {
-    final logic = HomeLogic(dramas);
+  test(
+    'should_make_first_catalog_entry_the_current_drama_when_catalog_loads',
+    () {
+      final logic = HomeLogic(dramas);
 
-    expect(logic.currentDrama.id, 'signal');
-    expect(logic.tab, 1);
-    expect(logic.mySection, 0);
-    expect(logic.drawerOpen, isFalse);
-    expect(logic.profile, isFalse);
-    expect(logic.videoImmersive, isFalse);
-    logic.dispose();
-  });
+      expect(logic.currentDrama.id, 'signal');
+      expect(logic.tab, 0);
+      expect(logic.mySection, 0);
+      expect(logic.drawerOpen, isFalse);
+      expect(logic.profile, isFalse);
+      expect(logic.videoImmersive, isFalse);
+      logic.dispose();
+    },
+  );
 
   test('should_not_build_shell_when_catalog_is_empty', () {
     expect(() => HomeLogic(const []), throwsStateError);
@@ -82,33 +85,38 @@ void main() {
     logic.dispose();
   });
 
-  test('should_differ_on_profile_flag_when_open_profile_and_open_library_are_used', () {
-    final logic = HomeLogic(dramas);
+  test(
+    'should_differ_on_profile_flag_when_open_profile_and_open_library_are_used',
+    () {
+      final logic = HomeLogic(dramas);
 
-    logic.openProfile();
-    expect(logic.profile, isTrue);
-    expect(logic.tab, 2);
-    expect(logic.mySection, 0);
-    expect(logic.sectionRequest, 1);
+      logic.openProfile();
+      expect(logic.profile, isTrue);
+      expect(logic.tab, 2);
+      expect(logic.mySection, 0);
+      expect(logic.sectionRequest, 1);
 
-    logic.openLibrary(section: 1);
-    expect(logic.profile, isFalse);
-    expect(logic.mySection, 1);
-    expect(logic.sectionRequest, 2);
+      logic.openLibrary(section: 1);
+      expect(logic.profile, isFalse);
+      expect(logic.mySection, 1);
+      expect(logic.sectionRequest, 2);
 
-    logic.openLibrary();
-    expect(logic.profile, isFalse);
-    expect(logic.mySection, 1);
-    expect(logic.sectionRequest, 3);
-    logic.dispose();
-  });
+      logic.openLibrary();
+      expect(logic.profile, isFalse);
+      expect(logic.mySection, 1);
+      expect(logic.sectionRequest, 3);
+      logic.dispose();
+    },
+  );
 
   test('should_return_home_and_open_drawer_when_system_back_is_pressed', () {
     final logic = HomeLogic(dramas);
 
+    // Home is the launch tab; the first back press lands on Discover.
+    logic.onSystemBack();
+    expect(logic.tab, 1);
     logic.onSystemBack();
     expect(logic.drawerOpen, isTrue);
-    expect(logic.tab, 1);
     expect(logic.backRequest, 0);
     logic.onDrawerChanged(false);
 
@@ -190,7 +198,9 @@ void main() {
     expect(notifications, 0);
   });
 
-  testWidgets('should_map_onto_root_tabs_when_discover_actions_fire', (tester) async {
+  testWidgets('should_map_onto_root_tabs_when_discover_actions_fire', (
+    tester,
+  ) async {
     final logic = HomeLogic(dramas);
     late BuildContext context;
     await tester.pumpWidget(

test/home/home_nav_ui_test.dart

@@ -18,9 +18,8 @@ import '../support/widget_player.dart';
 
 const _keys = [
   Key('home-tabs-bar'),
-  Key('tab-discover'),
   Key('tab-home'),
-  Key('tab-my-list'),
+  Key('tab-discover'),
   Key('tab-my'),
 ];
 
@@ -34,7 +33,7 @@ void main() {
         });
   });
 
-  testWidgets('should_theme_four_tabs_and_switch_selected_state_when_tapped', (
+  testWidgets('should_theme_three_tabs_and_switch_selected_state_when_tapped', (
     tester,
   ) async {
     final haptics = FakeHaptics();
@@ -52,10 +51,9 @@ void main() {
     final bar = tester.widget<Container>(barFinder);
     final decoration = bar.decoration as BoxDecoration;
     final border = decoration.border as Border;
-    final context = tester.element(barFinder);
-    expect(decoration.color, AppColors.bar);
-    expect(border.top.color, Theme.of(context).colorScheme.outlineVariant);
-    expect(border.top.color.computeLuminance(), lessThan(0.2));
+    expect(decoration.color, AppColors.bar.withValues(alpha: 0.95));
+    expect(border.top.color, AppColors.border);
+    expect(border.top.color.a, lessThan(0.2));
     expect(border.top.color, isNot(Colors.white));
     expect(
       tester
@@ -71,7 +69,7 @@ void main() {
     expect(
       find.descendant(
         of: find.byKey(const Key('tab-home')),
-        matching: find.byIcon(Icons.movie_rounded),
+        matching: find.byIcon(Icons.home_rounded),
       ),
       findsOneWidget,
     );
@@ -85,14 +83,14 @@ void main() {
     expect(
       find.descendant(
         of: find.byKey(const Key('tab-discover')),
-        matching: find.byIcon(Icons.home_rounded),
+        matching: find.byIcon(Icons.explore_rounded),
       ),
       findsOneWidget,
     );
     expect(
       find.descendant(
         of: find.byKey(const Key('tab-home')),
-        matching: find.byIcon(Icons.movie_outlined),
+        matching: find.byIcon(Icons.home_outlined),
       ),
       findsOneWidget,
     );
@@ -110,6 +108,32 @@ void main() {
     }
   });
 
+  testWidgets('should_map_three_tabs_to_home_discover_and_me', (tester) async {
+    await _pumpApp(tester);
+
+    expect(find.byKey(const Key('tab-my-list')), findsNothing);
+    expect(find.byKey(const Key('tab-home')), findsOneWidget);
+    expect(find.byKey(const Key('tab-discover')), findsOneWidget);
+    expect(find.byKey(const Key('tab-my')), findsOneWidget);
+    expect(find.byKey(const Key('home-feed-info-card')), findsOneWidget);
+
+    await tester.tap(find.byKey(const Key('tab-discover')));
+    await tester.pumpAndSettle();
+    expect(find.byKey(const Key('home-all-dramas-grid')), findsOneWidget);
+
+    await tester.tap(find.byKey(const Key('tab-my')));
+    await tester.pumpAndSettle();
+    expect(find.text('Viewer'), findsOneWidget);
+    expect(
+      find.byKey(const Key('mine-library-tab-0'), skipOffstage: false),
+      findsOneWidget,
+    );
+
+    await tester.tap(find.byKey(const Key('tab-home')));
+    await tester.pumpAndSettle();
+    expect(find.byKey(const Key('home-feed-info-card')), findsOneWidget);
+  });
+
   testWidgets('should_not_haptic_when_ordinary_list_item_is_opened', (
     tester,
   ) async {
@@ -119,6 +143,8 @@ void main() {
     await tester.pumpAndSettle();
     haptics.reset();
 
+    await tester.drag(find.byType(ListView), const Offset(0, -700));
+    await tester.pumpAndSettle();
     await tester.tap(find.text('App Language'));
     await tester.pumpAndSettle();