Revert "Add Material 3 support for `TabBar` (#116110)" (#116273)

This reverts commit 900b3954.

dev/tools/gen_defaults/bin/gen_defaults.dart

@@ -46,7 +46,6 @@ import 'package:gen_defaults/segmented_button_template.dart';
 import 'package:gen_defaults/slider_template.dart';
 import 'package:gen_defaults/surface_tint.dart';
 import 'package:gen_defaults/switch_template.dart';
-import 'package:gen_defaults/tabs_template.dart';
 import 'package:gen_defaults/text_field_template.dart';
 import 'package:gen_defaults/typography_template.dart';
 
@@ -166,6 +165,5 @@ Future<void> main(List<String> args) async {
   SurfaceTintTemplate('SurfaceTint', '$materialLib/elevation_overlay.dart', tokens).updateFile();
   SwitchTemplate('Switch', '$materialLib/switch.dart', tokens).updateFile();
   TextFieldTemplate('TextField', '$materialLib/text_field.dart', tokens).updateFile();
-  TabsTemplate('Tabs', '$materialLib/tabs.dart', tokens).updateFile();
   TypographyTemplate('Typography', '$materialLib/typography.dart', tokens).updateFile();
 }

dev/tools/gen_defaults/lib/tabs_template.dart

-// Copyright 2014 The Flutter Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-import 'template.dart';
-
-class TabsTemplate extends TokenTemplate {
-  const TabsTemplate(super.blockName, super.fileName, super.tokens, {
-    super.colorSchemePrefix = '_colors.',
-    super.textThemePrefix = '_textTheme.',
-  });
-
-  @override
-  String generate() => '''
-class _${blockName}DefaultsM3 extends TabBarTheme {
-  _${blockName}DefaultsM3(this.context)
-    : super(indicatorSize: TabBarIndicatorSize.label);
-
-  final BuildContext context;
-  late final ColorScheme _colors = Theme.of(context).colorScheme;
-  late final TextTheme _textTheme = Theme.of(context).textTheme;
-
-  @override
-  Color? get dividerColor => ${componentColor("md.comp.primary-navigation-tab.divider")};
-
-  @override
-  Color? get indicatorColor => ${componentColor("md.comp.primary-navigation-tab.active-indicator")};
-
-  @override
-  Color? get labelColor => ${componentColor("md.comp.primary-navigation-tab.with-label-text.active.label-text")};
-
-  @override
-  TextStyle? get labelStyle => ${textStyle("md.comp.primary-navigation-tab.with-label-text.label-text")};
-
-  @override
-  Color? get unselectedLabelColor => ${componentColor("md.comp.primary-navigation-tab.with-label-text.inactive.label-text")};
-
-  @override
-  TextStyle? get unselectedLabelStyle => ${textStyle("md.comp.primary-navigation-tab.with-label-text.label-text")};
-
-  @override
-  MaterialStateProperty<Color?> get overlayColor {
-    return MaterialStateProperty.resolveWith((Set<MaterialState> states) {
-      if (states.contains(MaterialState.selected)) {
-        if (states.contains(MaterialState.hovered)) {
-          return ${componentColor('md.comp.primary-navigation-tab.active.hover.state-layer')};
-        }
-        if (states.contains(MaterialState.focused)) {
-          return ${componentColor('md.comp.primary-navigation-tab.active.focus.state-layer')};
-        }
-        if (states.contains(MaterialState.pressed)) {
-          return ${componentColor('md.comp.primary-navigation-tab.active.pressed.state-layer')};
-        }
-        return null;
-      }
-      if (states.contains(MaterialState.hovered)) {
-        return ${componentColor('md.comp.primary-navigation-tab.inactive.hover.state-layer')};
-      }
-      if (states.contains(MaterialState.focused)) {
-        return ${componentColor('md.comp.primary-navigation-tab.inactive.focus.state-layer')};
-      }
-      if (states.contains(MaterialState.pressed)) {
-        return ${componentColor('md.comp.primary-navigation-tab.inactive.pressed.state-layer')};
-      }
-      return null;
-    });
-  }
-
-  @override
-  InteractiveInkFeatureFactory? get splashFactory => Theme.of(context).splashFactory;
-}
-''';
-}

packages/flutter/lib/src/material/tab_bar_theme.dart

@@ -29,9 +29,7 @@ class TabBarTheme with Diagnosticable {
   /// Creates a tab bar theme that can be used with [ThemeData.tabBarTheme].
   const TabBarTheme({
     this.indicator,
-    this.indicatorColor,
     this.indicatorSize,
-    this.dividerColor,
     this.labelColor,
     this.labelPadding,
     this.labelStyle,
@@ -45,15 +43,9 @@ class TabBarTheme with Diagnosticable {
   /// Overrides the default value for [TabBar.indicator].
   final Decoration? indicator;
 
-  /// Overrides the default value for [TabBar.indicatorColor].
-  final Color? indicatorColor;
-
   /// Overrides the default value for [TabBar.indicatorSize].
   final TabBarIndicatorSize? indicatorSize;
 
-  /// Overrides the default value for [TabBar.dividerColor].
-  final Color? dividerColor;
-
   /// Overrides the default value for [TabBar.labelColor].
   final Color? labelColor;
 
@@ -88,9 +80,7 @@ class TabBarTheme with Diagnosticable {
   /// new values.
   TabBarTheme copyWith({
     Decoration? indicator,
-    Color? indicatorColor,
     TabBarIndicatorSize? indicatorSize,
-    Color? dividerColor,
     Color? labelColor,
     EdgeInsetsGeometry? labelPadding,
     TextStyle? labelStyle,
@@ -102,9 +92,7 @@ class TabBarTheme with Diagnosticable {
   }) {
     return TabBarTheme(
       indicator: indicator ?? this.indicator,
-      indicatorColor: indicatorColor ?? this.indicatorColor,
       indicatorSize: indicatorSize ?? this.indicatorSize,
-      dividerColor: dividerColor ?? this.dividerColor,
       labelColor: labelColor ?? this.labelColor,
       labelPadding: labelPadding ?? this.labelPadding,
       labelStyle: labelStyle ?? this.labelStyle,
@@ -132,15 +120,13 @@ class TabBarTheme with Diagnosticable {
     assert(t != null);
     return TabBarTheme(
       indicator: Decoration.lerp(a.indicator, b.indicator, t),
-      indicatorColor: Color.lerp(a.indicatorColor, b.indicatorColor, t),
       indicatorSize: t < 0.5 ? a.indicatorSize : b.indicatorSize,
-      dividerColor: Color.lerp(a.dividerColor, b.dividerColor, t),
       labelColor: Color.lerp(a.labelColor, b.labelColor, t),
       labelPadding: EdgeInsetsGeometry.lerp(a.labelPadding, b.labelPadding, t),
       labelStyle: TextStyle.lerp(a.labelStyle, b.labelStyle, t),
       unselectedLabelColor: Color.lerp(a.unselectedLabelColor, b.unselectedLabelColor, t),
       unselectedLabelStyle: TextStyle.lerp(a.unselectedLabelStyle, b.unselectedLabelStyle, t),
-      overlayColor: MaterialStateProperty.lerp<Color?>(a.overlayColor, b.overlayColor, t, Color.lerp),
+      overlayColor: _LerpColors(a.overlayColor, b.overlayColor, t),
       splashFactory: t < 0.5 ? a.splashFactory : b.splashFactory,
       mouseCursor: t < 0.5 ? a.mouseCursor : b.mouseCursor,
     );
@@ -149,9 +135,7 @@ class TabBarTheme with Diagnosticable {
   @override
   int get hashCode => Object.hash(
     indicator,
-    indicatorColor,
     indicatorSize,
-    dividerColor,
     labelColor,
     labelPadding,
     labelStyle,
@@ -172,9 +156,7 @@ class TabBarTheme with Diagnosticable {
     }
     return other is TabBarTheme
         && other.indicator == indicator
-        && other.indicatorColor == indicatorColor
         && other.indicatorSize == indicatorSize
-        && other.dividerColor == dividerColor
         && other.labelColor == labelColor
         && other.labelPadding == labelPadding
         && other.labelStyle == labelStyle
@@ -185,3 +167,39 @@ class TabBarTheme with Diagnosticable {
         && other.mouseCursor == mouseCursor;
   }
 }
+
+
+@immutable
+class _LerpColors implements MaterialStateProperty<Color?> {
+  const _LerpColors(this.a, this.b, this.t);
+
+  final MaterialStateProperty<Color?>? a;
+  final MaterialStateProperty<Color?>? b;
+  final double t;
+
+  @override
+  Color? resolve(Set<MaterialState> states) {
+    final Color? resolvedA = a?.resolve(states);
+    final Color? resolvedB = b?.resolve(states);
+    return Color.lerp(resolvedA, resolvedB, t);
+  }
+
+  @override
+  int get hashCode {
+    return Object.hash(a, b, t);
+  }
+
+  @override
+  bool operator ==(Object other) {
+    if (identical(this, other)) {
+      return true;
+    }
+    if (other.runtimeType != runtimeType) {
+      return false;
+    }
+    return other is _LerpColors
+      && other.a == a
+      && other.b == b
+      && other.t == t;
+  }
+}

packages/flutter/lib/src/material/tab_indicator.dart

@@ -20,18 +20,11 @@ class UnderlineTabIndicator extends Decoration {
   ///
   /// The [borderSide] and [insets] arguments must not be null.
   const UnderlineTabIndicator({
-    this.borderRadius,
     this.borderSide = const BorderSide(width: 2.0, color: Colors.white),
     this.insets = EdgeInsets.zero,
   }) : assert(borderSide != null),
        assert(insets != null);
 
-  /// The radius of the indicator's corners.
-  ///
-  /// If this value is non-null, rounded rectangular tab indicator is
-  /// drawn, otherwise rectangular tab indictor is drawn.
-  final BorderRadius? borderRadius;
-
   /// The color and weight of the horizontal line drawn below the selected tab.
   final BorderSide borderSide;
 
@@ -67,7 +60,7 @@ class UnderlineTabIndicator extends Decoration {
 
   @override
   BoxPainter createBoxPainter([ VoidCallback? onChanged ]) {
-    return _UnderlinePainter(this, borderRadius, onChanged);
+    return _UnderlinePainter(this, onChanged);
   }
 
   Rect _indicatorRectFor(Rect rect, TextDirection textDirection) {
@@ -84,25 +77,15 @@ class UnderlineTabIndicator extends Decoration {
 
   @override
   Path getClipPath(Rect rect, TextDirection textDirection) {
-    if (borderRadius != null) {
-      return Path()..addRRect(
-        borderRadius!.toRRect(_indicatorRectFor(rect, textDirection))
-      );
-    }
     return Path()..addRect(_indicatorRectFor(rect, textDirection));
   }
 }
 
 class _UnderlinePainter extends BoxPainter {
-  _UnderlinePainter(
-    this.decoration,
-    this.borderRadius,
-    super.onChanged,
-  )
+  _UnderlinePainter(this.decoration, super.onChanged)
     : assert(decoration != null);
 
   final UnderlineTabIndicator decoration;
-  final BorderRadius? borderRadius;
 
   @override
   void paint(Canvas canvas, Offset offset, ImageConfiguration configuration) {
@@ -110,24 +93,8 @@ class _UnderlinePainter extends BoxPainter {
     assert(configuration.size != null);
     final Rect rect = offset & configuration.size!;
     final TextDirection textDirection = configuration.textDirection!;
-    final Paint paint;
-    if (borderRadius != null) {
-      paint = Paint()..color = decoration.borderSide.color;
-      final Rect indicator = decoration._indicatorRectFor(rect, textDirection)
-        .inflate(decoration.borderSide.width / 4.0);
-      final RRect rrect = RRect.fromRectAndCorners(
-        indicator,
-        topLeft: borderRadius!.topLeft,
-        topRight: borderRadius!.topRight,
-        bottomRight: borderRadius!.bottomRight,
-        bottomLeft: borderRadius!.bottomLeft,
-      );
-      canvas.drawRRect(rrect, paint);
-    } else {
-      paint = decoration.borderSide.toPaint()..strokeCap = StrokeCap.square;
-      final Rect indicator = decoration._indicatorRectFor(rect, textDirection)
-        .deflate(decoration.borderSide.width / 2.0);
-      canvas.drawLine(indicator.bottomLeft, indicator.bottomRight, paint);
-    }
+    final Rect indicator = decoration._indicatorRectFor(rect, textDirection).deflate(decoration.borderSide.width / 2.0);
+    final Paint paint = decoration.borderSide.toPaint()..strokeCap = StrokeCap.square;
+    canvas.drawLine(indicator.bottomLeft, indicator.bottomRight, paint);
   }
 }

packages/flutter/test/material/tab_bar_theme_test.dart

@@ -11,8 +11,6 @@ import 'package:flutter/material.dart';
 import 'package:flutter/rendering.dart';
 import 'package:flutter_test/flutter_test.dart';
 
-import '../rendering/mock_canvas.dart';
-
 const String _tab1Text = 'tab 1';
 const String _tab2Text = 'tab 2';
 const String _tab3Text = 'tab 3';
@@ -34,10 +32,9 @@ Widget _withTheme(
   TabBarTheme? theme, {
   List<Widget> tabs = _tabs,
   bool isScrollable = false,
-  bool useMaterial3 = false,
 }) {
   return MaterialApp(
-    theme: ThemeData(tabBarTheme: theme, useMaterial3: useMaterial3),
+    theme: ThemeData(tabBarTheme: theme),
     home: Scaffold(
       body: RepaintBoundary(
         key: _painterKey,
@@ -63,9 +60,7 @@ void main() {
     expect(const TabBarTheme().hashCode, const TabBarTheme().copyWith().hashCode);
 
     expect(const TabBarTheme().indicator, null);
-    expect(const TabBarTheme().indicatorColor, null);
     expect(const TabBarTheme().indicatorSize, null);
-    expect(const TabBarTheme().dividerColor, null);
     expect(const TabBarTheme().labelColor, null);
     expect(const TabBarTheme().labelPadding, null);
     expect(const TabBarTheme().labelStyle, null);
@@ -76,19 +71,18 @@ void main() {
     expect(const TabBarTheme().mouseCursor, null);
   });
 
-  testWidgets('Tab bar defaults', (WidgetTester tester) async {
+  testWidgets('Tab bar defaults - label style and selected/unselected label colors', (WidgetTester tester) async {
     // tests for the default label color and label styles when tabBarTheme and tabBar do not provide any
-    await tester.pumpWidget(_withTheme(null, useMaterial3: true));
+    await tester.pumpWidget(_withTheme(null));
 
-    final ThemeData theme = ThemeData(useMaterial3: true);
     final RenderParagraph selectedRenderObject = tester.renderObject<RenderParagraph>(find.text(_tab1Text));
-    expect(selectedRenderObject.text.style!.fontFamily, equals(theme.textTheme.titleSmall!.fontFamily));
+    expect(selectedRenderObject.text.style!.fontFamily, equals('Roboto'));
     expect(selectedRenderObject.text.style!.fontSize, equals(14.0));
-    expect(selectedRenderObject.text.style!.color, equals(theme.colorScheme.primary));
+    expect(selectedRenderObject.text.style!.color, equals(Colors.white));
     final RenderParagraph unselectedRenderObject = tester.renderObject<RenderParagraph>(find.text(_tab2Text));
-    expect(unselectedRenderObject.text.style!.fontFamily, equals(theme.textTheme.titleSmall!.fontFamily));
+    expect(unselectedRenderObject.text.style!.fontFamily, equals('Roboto'));
     expect(unselectedRenderObject.text.style!.fontSize, equals(14.0));
-    expect(unselectedRenderObject.text.style!.color, equals(theme.colorScheme.onSurfaceVariant));
+    expect(unselectedRenderObject.text.style!.color, equals(Colors.white.withAlpha(0xB2)));
 
     // tests for the default value of labelPadding when tabBarTheme and tabBar do not provide one
     await tester.pumpWidget(_withTheme(null, tabs: _sizedTabs, isScrollable: true));
@@ -110,16 +104,7 @@ void main() {
 
     // verify tabOne and tabTwo is separated by right padding of tabOne and left padding of tabTwo
     expect(tabOneRect.right, equals(tabTwoRect.left - kTabLabelPadding.left - kTabLabelPadding.right));
-
-    final RenderBox tabBarBox = tester.firstRenderObject<RenderBox>(find.byType(TabBar));
-    expect(
-      tabBarBox,
-      paints
-        ..line(color: theme.colorScheme.surfaceVariant)
-        ..rrect(color: theme.colorScheme.primary),
-    );
   });
-
   testWidgets('Tab bar theme overrides label color (selected)', (WidgetTester tester) async {
     const Color labelColor = Colors.black;
     const TabBarTheme tabBarTheme = TabBarTheme(labelColor: labelColor);
@@ -297,15 +282,6 @@ void main() {
     expect(iconRenderObject.text.style!.color, equals(unselectedLabelColor));
   });
 
-  testWidgets('Tab bar default tab indicator size', (WidgetTester tester) async {
-    await tester.pumpWidget(_withTheme(null, useMaterial3: true, isScrollable: true));
-
-    await expectLater(
-      find.byKey(_painterKey),
-      matchesGoldenFile('tab_bar.default.tab_indicator_size.png'),
-    );
-  });
-
   testWidgets('Tab bar theme overrides tab indicator size (tab)', (WidgetTester tester) async {
     const TabBarTheme tabBarTheme = TabBarTheme(indicatorSize: TabBarIndicatorSize.tab);
 
@@ -373,56 +349,4 @@ void main() {
       matchesGoldenFile('tab_bar_theme.beveled_rect_indicator.png'),
     );
   });
-
-  group('Material 2', () {
-    // Tests that are only relevant for Material 2. Once ThemeData.useMaterial3
-    // is turned on by default, these tests can be removed.
-
-    testWidgets('Tab bar defaults', (WidgetTester tester) async {
-      // tests for the default label color and label styles when tabBarTheme and tabBar do not provide any
-      await tester.pumpWidget(_withTheme(null));
-
-      final RenderParagraph selectedRenderObject = tester.renderObject<RenderParagraph>(find.text(_tab1Text));
-      expect(selectedRenderObject.text.style!.fontFamily, equals('Roboto'));
-      expect(selectedRenderObject.text.style!.fontSize, equals(14.0));
-      expect(selectedRenderObject.text.style!.color, equals(Colors.white));
-      final RenderParagraph unselectedRenderObject = tester.renderObject<RenderParagraph>(find.text(_tab2Text));
-      expect(unselectedRenderObject.text.style!.fontFamily, equals('Roboto'));
-      expect(unselectedRenderObject.text.style!.fontSize, equals(14.0));
-      expect(unselectedRenderObject.text.style!.color, equals(Colors.white.withAlpha(0xB2)));
-
-      // tests for the default value of labelPadding when tabBarTheme and tabBar do not provide one
-      await tester.pumpWidget(_withTheme(null, tabs: _sizedTabs, isScrollable: true));
-
-      const double indicatorWeight = 2.0;
-      final Rect tabBar = tester.getRect(find.byType(TabBar));
-      final Rect tabOneRect = tester.getRect(find.byKey(_sizedTabs[0].key!));
-      final Rect tabTwoRect = tester.getRect(find.byKey(_sizedTabs[1].key!));
-
-      // verify coordinates of tabOne
-      expect(tabOneRect.left, equals(kTabLabelPadding.left));
-      expect(tabOneRect.top, equals(kTabLabelPadding.top));
-      expect(tabOneRect.bottom, equals(tabBar.bottom - kTabLabelPadding.bottom - indicatorWeight));
-
-      // verify coordinates of tabTwo
-      expect(tabTwoRect.right, equals(tabBar.width - kTabLabelPadding.right));
-      expect(tabTwoRect.top, equals(kTabLabelPadding.top));
-      expect(tabTwoRect.bottom, equals(tabBar.bottom - kTabLabelPadding.bottom - indicatorWeight));
-
-      // verify tabOne and tabTwo is separated by right padding of tabOne and left padding of tabTwo
-      expect(tabOneRect.right, equals(tabTwoRect.left - kTabLabelPadding.left - kTabLabelPadding.right));
-
-      final RenderBox tabBarBox = tester.firstRenderObject<RenderBox>(find.byType(TabBar));
-      expect(tabBarBox, paints..line(color: const Color(0xff2196f3)));
-    });
-
-    testWidgets('Tab bar default tab indicator size', (WidgetTester tester) async {
-      await tester.pumpWidget(_withTheme(null));
-
-      await expectLater(
-        find.byKey(_painterKey),
-        matchesGoldenFile('tab_bar.m2.default.tab_indicator_size.png'),
-      );
-    });
-  });
 }

packages/flutter/test/material/tabs_test.dart

@@ -5,7 +5,6 @@
 import 'package:flutter/gestures.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/rendering.dart';
-import 'package:flutter/services.dart';
 import 'package:flutter_test/flutter_test.dart';
 
 import '../rendering/mock_canvas.dart';
@@ -5089,156 +5088,6 @@ void main() {
 
     expect(tester.takeException(), isAssertionError);
   });
-
-  testWidgets('Tab has correct selected/unselected hover color', (WidgetTester tester) async {
-    tester.binding.focusManager.highlightStrategy = FocusHighlightStrategy.alwaysTraditional;
-    final ThemeData theme = ThemeData(useMaterial3: true);
-    final List<String> tabs = <String>['A', 'B', 'C'];
-
-    await tester.pumpWidget(Theme(
-      data: theme,
-      child: buildFrame(tabs: tabs, value: 'C')),
-    );
-
-    await tester.pumpAndSettle();
-    final RenderObject inkFeatures = tester.allRenderObjects.firstWhere((RenderObject object) => object.runtimeType.toString() == '_RenderInkFeatures');
-    expect(
-      inkFeatures,
-      isNot(paints
-        ..rect(
-          color: theme.colorScheme.onSurface.withOpacity(0.08),
-        ))
-    );
-    expect(
-      inkFeatures,
-      isNot(paints
-        ..rect(
-          color: theme.colorScheme.primary.withOpacity(0.08),
-        ))
-    );
-
-    // Start hovering unselected tab.
-    final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
-    await gesture.addPointer();
-    await gesture.moveTo(tester.getCenter(find.byType(Tab).first));
-    await tester.pumpAndSettle();
-    expect(
-      inkFeatures,
-      paints
-        ..rect(
-          color: theme.colorScheme.onSurface.withOpacity(0.08),
-        )
-    );
-
-    // Start hovering selected tab.
-    await gesture.moveTo(tester.getCenter(find.byType(Tab).last));
-    await tester.pumpAndSettle();
-    expect(
-      inkFeatures,
-      paints
-        ..rect(
-          color: theme.colorScheme.primary.withOpacity(0.08),
-        ),
-    );
-  });
-
-  testWidgets('Tab has correct selected/unselected focus color', (WidgetTester tester) async {
-    tester.binding.focusManager.highlightStrategy = FocusHighlightStrategy.alwaysTraditional;
-    final ThemeData theme = ThemeData(useMaterial3: true);
-    final List<String> tabs = <String>['A', 'B', 'C'];
-
-    await tester.pumpWidget(MaterialApp(
-        theme: theme,
-        home: buildFrame(tabs: tabs, value: 'B'),
-      ),
-    );
-
-    await tester.pumpAndSettle();
-    final RenderObject inkFeatures = tester.allRenderObjects.firstWhere((RenderObject object) => object.runtimeType.toString() == '_RenderInkFeatures');
-    expect(
-      inkFeatures,
-      isNot(paints
-        ..rect(
-          color: theme.colorScheme.onSurface.withOpacity(0.12),
-        ))
-    );
-    expect(
-      inkFeatures,
-      isNot(paints
-        ..rect(
-          color: theme.colorScheme.primary.withOpacity(0.12),
-        ))
-    );
-
-    await tester.sendKeyEvent(LogicalKeyboardKey.tab);
-    await tester.pumpAndSettle();
-    expect(tester.binding.focusManager.primaryFocus?.hasPrimaryFocus, isTrue);
-    expect(
-      inkFeatures,
-      paints
-        ..rect(
-          color: theme.colorScheme.onSurface.withOpacity(0.12),
-        ),
-    );
-
-    await tester.sendKeyEvent(LogicalKeyboardKey.tab);
-    await tester.pumpAndSettle();
-    expect(tester.binding.focusManager.primaryFocus?.hasPrimaryFocus, isTrue);
-    expect(
-      inkFeatures,
-      paints
-        ..rect(
-          color: theme.colorScheme.primary.withOpacity(0.12),
-        ),
-    );
-  });
-
-  testWidgets('Tab has correct selected/unselected pressed color', (WidgetTester tester) async {
-    final ThemeData theme = ThemeData(useMaterial3: true);
-    final List<String> tabs = <String>['A', 'B', 'C'];
-
-    await tester.pumpWidget(MaterialApp(
-        theme: theme,
-        home: buildFrame(tabs: tabs, value: 'B'),
-      ),
-    );
-
-    await tester.pumpAndSettle();
-    final RenderObject inkFeatures = tester.allRenderObjects.firstWhere((RenderObject object) => object.runtimeType.toString() == '_RenderInkFeatures');
-    expect(
-      inkFeatures,
-      isNot(paints
-        ..rect(
-          color: theme.colorScheme.primary.withOpacity(0.12),
-        ))
-    );
-
-    // Press unselected tab.
-    TestGesture gesture = await tester.startGesture(tester.getCenter(find.text('A')));
-    await tester.pumpAndSettle(); // Let the press highlight animation finish.
-    expect(
-      inkFeatures,
-      paints
-        ..rect(
-          color: theme.colorScheme.primary.withOpacity(0.12),
-        ),
-    );
-
-    // Release pressed gesture.
-    await gesture.up();
-    await tester.pumpAndSettle();
-
-    // Press selected tab.
-    gesture = await tester.startGesture(tester.getCenter(find.text('B')));
-    await tester.pumpAndSettle(); // Let the press highlight animation finish.
-    expect(
-      inkFeatures,
-      paints
-        ..rect(
-          color: theme.colorScheme.primary.withOpacity(0.12),
-        ),
-    );
-  });
 }
 
 class KeepAliveInk extends StatefulWidget {