Cover more test/material tests with leak tracking. (#136093)

packages/flutter/test/material/chip_test.dart

@@ -876,7 +876,7 @@ void main() {
     expect(tester.getSize(find.byKey(keyA)), equals(const Size(20.0, 20.0)));
   });
 
-  testWidgets('Chip padding - LTR', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Chip padding - LTR', (WidgetTester tester) async {
     final GlobalKey keyA = GlobalKey();
     final GlobalKey keyB = GlobalKey();
 
@@ -915,7 +915,7 @@ void main() {
     expect(tester.getBottomRight(find.byType(Icon)), const Offset(457.0, 309.0));
   });
 
-  testWidgets('Chip padding - RTL', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Chip padding - RTL', (WidgetTester tester) async {
     final GlobalKey keyA = GlobalKey();
     final GlobalKey keyB = GlobalKey();
 
@@ -1849,7 +1849,7 @@ void main() {
     expect(tester.getSize(find.byKey(key2)), const Size(80.0, 32.0));
   });
 
-  testWidgets('Chip uses the right theme colors for the right components', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Chip uses the right theme colors for the right components', (WidgetTester tester) async {
     final ThemeData themeData = ThemeData(
       platform: TargetPlatform.android,
       primarySwatch: Colors.blue,
@@ -2596,7 +2596,7 @@ void main() {
     checkChipMaterialClipBehavior(tester, Clip.antiAlias);
   });
 
-  testWidgets('selected chip and avatar draw darkened layer within avatar circle', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('selected chip and avatar draw darkened layer within avatar circle', (WidgetTester tester) async {
     await tester.pumpWidget(
       wrapForChip(
         useMaterial3: false,
@@ -2639,8 +2639,9 @@ void main() {
     expect(find.byType(InkWell), findsOneWidget);
   });
 
-  testWidgets('Chip uses stateful color for text color in different states', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Chip uses stateful color for text color in different states', (WidgetTester tester) async {
     final FocusNode focusNode = FocusNode();
+    addTearDown(focusNode.dispose);
 
     const Color pressedColor = Color(0x00000001);
     const Color hoverColor = Color(0x00000002);
@@ -2727,8 +2728,9 @@ void main() {
     expect(textColor(), disabledColor);
   });
 
-  testWidgets('Chip uses stateful border side color in different states', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Chip uses stateful border side color in different states', (WidgetTester tester) async {
     final FocusNode focusNode = FocusNode();
+    addTearDown(focusNode.dispose);
 
     const Color pressedColor = Color(0x00000001);
     const Color hoverColor = Color(0x00000002);
@@ -2807,8 +2809,9 @@ void main() {
     expect(find.byType(RawChip), paints..rrect()..rrect(color: disabledColor));
   });
 
-  testWidgets('Chip uses stateful border side color from resolveWith', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Chip uses stateful border side color from resolveWith', (WidgetTester tester) async {
     final FocusNode focusNode = FocusNode();
+    addTearDown(focusNode.dispose);
 
     const Color pressedColor = Color(0x00000001);
     const Color hoverColor = Color(0x00000002);
@@ -2888,8 +2891,9 @@ void main() {
 
   });
 
-  testWidgets('Chip uses stateful nullable border side color from resolveWith', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Chip uses stateful nullable border side color from resolveWith', (WidgetTester tester) async {
     final FocusNode focusNode = FocusNode();
+    addTearDown(focusNode.dispose);
 
     const Color pressedColor = Color(0x00000001);
     const Color hoverColor = Color(0x00000002);
@@ -2977,8 +2981,9 @@ void main() {
     expect(find.byType(RawChip), paints..rrect()..rrect(color: disabledColor));
   });
 
-  testWidgets('Chip uses stateful shape in different states', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Chip uses stateful shape in different states', (WidgetTester tester) async {
     final FocusNode focusNode = FocusNode();
+    addTearDown(focusNode.dispose);
     OutlinedBorder? getShape(Set<MaterialState> states) {
 
       if (states.contains(MaterialState.disabled)) {
@@ -3320,8 +3325,9 @@ void main() {
     expect(decoration.shape, shape);
   });
 
-  testWidgets('Chip highlight color is drawn on top of the backgroundColor', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Chip highlight color is drawn on top of the backgroundColor', (WidgetTester tester) async {
     final FocusNode focusNode = FocusNode(debugLabel: 'RawChip');
+    addTearDown(focusNode.dispose);
     tester.binding.focusManager.highlightStrategy = FocusHighlightStrategy.alwaysTraditional;
     const Color backgroundColor = Color(0xff00ff00);
 
@@ -3443,7 +3449,7 @@ void main() {
     expect(getMaterialBox(tester), paints..rrect(color: selectedColor));
   });
 
-  testWidgets('Delete button tap target area does not include label', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Delete button tap target area does not include label', (WidgetTester tester) async {
     bool calledDelete = false;
     await tester.pumpWidget(
       wrapForChip(
@@ -3486,7 +3492,7 @@ void main() {
   });
 
   // This is a regression test for https://github.com/flutter/flutter/pull/133615.
-  testWidgets('Material3 - Custom shape without provided side uses default side', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Material3 - Custom shape without provided side uses default side', (WidgetTester tester) async {
     final ThemeData theme = ThemeData(useMaterial3: true);
     await tester.pumpWidget(
       MaterialApp(
@@ -3510,7 +3516,7 @@ void main() {
     );
   });
 
-  testWidgets("Material3 - RawChip.shape's side is used when provided", (WidgetTester tester) async {
+  testWidgetsWithLeakTracking("Material3 - RawChip.shape's side is used when provided", (WidgetTester tester) async {
     Widget buildChip({ OutlinedBorder? shape, BorderSide? side }) {
       return MaterialApp(
         theme: ThemeData(useMaterial3: true),
@@ -3569,7 +3575,7 @@ void main() {
     // support is deprecated and the APIs are removed, these tests
     // can be deleted.
 
-    testWidgets('M2 Chip defaults', (WidgetTester tester) async {
+    testWidgetsWithLeakTracking('M2 Chip defaults', (WidgetTester tester) async {
       late TextTheme textTheme;
 
       Widget buildFrame(Brightness brightness) {
@@ -3646,7 +3652,7 @@ void main() {
       expect(labelStyle.wordSpacing, textTheme.bodyLarge?.wordSpacing);
     });
 
-    testWidgets('Chip uses the right theme colors for the right components', (WidgetTester tester) async {
+    testWidgetsWithLeakTracking('Chip uses the right theme colors for the right components', (WidgetTester tester) async {
       final ThemeData themeData = ThemeData(
         platform: TargetPlatform.android,
         primarySwatch: Colors.blue,

packages/flutter/test/material/chip_theme_test.dart

@@ -929,7 +929,7 @@ void main() {
     );
   });
 
-  testWidgets("Material3 - RawChip.shape's side is used when provided", (WidgetTester tester) async {
+  testWidgetsWithLeakTracking("Material3 - RawChip.shape's side is used when provided", (WidgetTester tester) async {
     Widget buildChip({ OutlinedBorder? shape, BorderSide? side }) {
       return MaterialApp(
         theme: ThemeData(

packages/flutter/test/material/dropdown_form_field_test.dart

@@ -698,7 +698,7 @@ void main() {
     expect(find.text('disabled'), findsOneWidget);
   });
 
-  testWidgets(
+  testWidgetsWithLeakTracking(
     'DropdownButtonFormField - hint displays when the items list is '
     'empty, items is null, and disabledHint is null',
     (WidgetTester tester) async {
@@ -1232,7 +1232,7 @@ void main() {
     expect(inkWell.borderRadius, errorBorderRadius);
   });
 
-  testWidgets('DropdownButtonFormField onChanged is called when the form is reset', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('DropdownButtonFormField onChanged is called when the form is reset', (WidgetTester tester) async {
     // Regression test for https://github.com/flutter/flutter/issues/123009.
     final GlobalKey<FormFieldState<String>> stateKey = GlobalKey<FormFieldState<String>>();
     final GlobalKey<FormState> formKey = GlobalKey<FormState>();

packages/flutter/test/material/elevated_button_test.dart

@@ -1782,6 +1782,7 @@ void main() {
       count += 1;
     }
     final MaterialStatesController controller = MaterialStatesController();
+    addTearDown(controller.dispose);
     controller.addListener(valueChanged);
 
     await tester.pumpWidget(
@@ -1882,21 +1883,23 @@ void main() {
     await gesture.removePointer();
   }
 
-  testWidgets('ElevatedButton statesController', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('ElevatedButton statesController', (WidgetTester tester) async {
     testStatesController(null, tester);
   });
 
-  testWidgets('ElevatedButton.icon statesController', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('ElevatedButton.icon statesController', (WidgetTester tester) async {
     testStatesController(const Icon(Icons.add), tester);
   });
 
-  testWidgets('Disabled ElevatedButton statesController', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Disabled ElevatedButton statesController', (WidgetTester tester) async {
     int count = 0;
     void valueChanged() {
       count += 1;
     }
     final MaterialStatesController controller = MaterialStatesController();
+    addTearDown(controller.dispose);
     controller.addListener(valueChanged);
+
     await tester.pumpWidget(
       MaterialApp(
         home: Center(

packages/flutter/test/material/persistent_bottom_sheet_test.dart

@@ -589,7 +589,7 @@ void main() {
   });
 
   // Regression test for https://github.com/flutter/flutter/issues/71435
-  testWidgets(
+  testWidgetsWithLeakTracking(
     'Scaffold.bottomSheet should be updated without creating a new RO'
     ' when the new widget has the same key and type.',
     (WidgetTester tester) async {

packages/flutter/test/material/snack_bar_test.dart

@@ -1134,7 +1134,7 @@ void main() {
     expect(snackBarBottomRight.dy - actionTextBottomRight.dy, 14.0 + 40.0); // margin + bottom padding
   });
 
-  testWidgets(
+  testWidgetsWithLeakTracking(
     'Material2 - Custom padding between SnackBar and its contents when set to SnackBarBehavior.fixed',
     (WidgetTester tester) async {
       await tester.pumpWidget(MaterialApp(
@@ -1191,7 +1191,7 @@ void main() {
     },
   );
 
-  testWidgets(
+  testWidgetsWithLeakTracking(
     'Material3 - Custom padding between SnackBar and its contents when set to SnackBarBehavior.fixed',
     (WidgetTester tester) async {
       await tester.pumpWidget(MaterialApp(
@@ -1405,7 +1405,7 @@ void main() {
     expect(snackBarBottomRight.dy - actionTextBottomRight.dy, 24.0); // margin (with no bottom padding)
   });
 
-  testWidgets(
+  testWidgetsWithLeakTracking(
     'Material2 - Custom padding between SnackBar and its contents when set to SnackBarBehavior.floating',
     (WidgetTester tester) async {
       await tester.pumpWidget(MaterialApp(
@@ -1465,7 +1465,7 @@ void main() {
     },
   );
 
-  testWidgets(
+  testWidgetsWithLeakTracking(
     'Material3 - Custom padding between SnackBar and its contents when set to SnackBarBehavior.floating',
     (WidgetTester tester) async {
       await tester.pumpWidget(MaterialApp(
@@ -1873,7 +1873,7 @@ void main() {
         behavior: behavior,
       );
 
-      testWidgets(
+      testWidgetsWithLeakTracking(
         '$behavior should align SnackBar with the bottom of Scaffold '
         'when Scaffold has no other elements',
         (WidgetTester tester) async {
@@ -1902,7 +1902,7 @@ void main() {
         },
       );
 
-      testWidgets(
+      testWidgetsWithLeakTracking(
         '$behavior should align SnackBar with the top of BottomNavigationBar '
         'when Scaffold has no FloatingActionButton',
         (WidgetTester tester) async {
@@ -1934,7 +1934,7 @@ void main() {
       );
     }
 
-    testWidgets(
+    testWidgetsWithLeakTracking(
       'Padding of ${SnackBarBehavior.fixed} is not consumed by viewInsets',
           (WidgetTester tester) async {
         final Widget child = MaterialApp(
@@ -1997,7 +1997,7 @@ void main() {
       },
     );
 
-    testWidgets(
+    testWidgetsWithLeakTracking(
       '${SnackBarBehavior.fixed} should align SnackBar with the bottom of Scaffold '
       'when Scaffold has a FloatingActionButton',
       (WidgetTester tester) async {
@@ -2032,7 +2032,7 @@ void main() {
       },
     );
 
-    testWidgets(
+    testWidgetsWithLeakTracking(
       '${SnackBarBehavior.floating} should align SnackBar with the top of FloatingActionButton when Scaffold has a FloatingActionButton',
       (WidgetTester tester) async {
         await tester.pumpWidget(MaterialApp(
@@ -2072,7 +2072,7 @@ void main() {
       },
     );
 
-    testWidgets(
+    testWidgetsWithLeakTracking(
       '${SnackBarBehavior.floating} should not align SnackBar with the top of FloatingActionButton '
       'when Scaffold has a FloatingActionButton and floatingActionButtonLocation is set to a top position',
       (WidgetTester tester) async {
@@ -2125,7 +2125,7 @@ void main() {
       },
     );
 
-    testWidgets(
+    testWidgetsWithLeakTracking(
       '${SnackBarBehavior.floating} should align SnackBar with the top of FloatingActionButton '
       'when Scaffold has a FloatingActionButton and floatingActionButtonLocation is not set to a top position',
       (WidgetTester tester) async {
@@ -2193,7 +2193,7 @@ void main() {
       },
     );
 
-    testWidgets(
+    testWidgetsWithLeakTracking(
       '${SnackBarBehavior.fixed} should align SnackBar with the top of BottomNavigationBar '
       'when Scaffold has a BottomNavigationBar and FloatingActionButton',
       (WidgetTester tester) async {
@@ -2230,7 +2230,7 @@ void main() {
       },
     );
 
-    testWidgets(
+    testWidgetsWithLeakTracking(
       '${SnackBarBehavior.floating} should align SnackBar with the top of FloatingActionButton '
       'when Scaffold has BottomNavigationBar and FloatingActionButton',
       (WidgetTester tester) async {
@@ -2400,7 +2400,7 @@ void main() {
       expect(errorMessages.contains(offScreenMessage), isTrue);
     });
 
-    testWidgets(
+    testWidgetsWithLeakTracking(
       'SnackBar has correct end padding when it contains an action with fixed behavior',
       (WidgetTester tester) async {
         await tester.pumpWidget(
@@ -2437,7 +2437,7 @@ void main() {
       },
     );
 
-    testWidgets(
+    testWidgetsWithLeakTracking(
       'SnackBar has correct end padding when it contains an action with floating behavior',
       (WidgetTester tester) async {
         await tester.pumpWidget(
@@ -3337,7 +3337,7 @@ void main() {
     );
   });
 
-  testWidgets(
+  testWidgetsWithLeakTracking(
       'ScaffoldMessenger will alert for snackbars that cannot be presented', (WidgetTester tester) async {
     // Regression test for https://github.com/flutter/flutter/issues/103004
     await tester.pumpWidget(const MaterialApp(
@@ -3723,7 +3723,7 @@ testWidgetsWithLeakTracking('SnackBarAction backgroundColor works as a Color', (
     expect(completer.isCompleted, true);
   });
 
-  testWidgets("Can't tap on button behind snack bar defined by margin and HitTestBehavior.opaque", (WidgetTester tester) async {
+  testWidgetsWithLeakTracking("Can't tap on button behind snack bar defined by margin and HitTestBehavior.opaque", (WidgetTester tester) async {
     // Regression test for https://github.com/flutter/flutter/issues/78537.
     tester.view.physicalSize = const Size.square(200);
     tester.view.devicePixelRatio = 1;

packages/flutter/test/material/text_field_test.dart

@@ -787,7 +787,7 @@ void main() {
     expect(state.widget.cursorColor, cursorColor);
   });
 
-  testWidgets('Use error cursor color when an InputDecoration with an errorText or error widget is provided', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Use error cursor color when an InputDecoration with an errorText or error widget is provided', (WidgetTester tester) async {
     await tester.pumpWidget(
       const MaterialApp(
         home: Material(
@@ -2484,7 +2484,7 @@ void main() {
     expect(controller.selection.extentOffset, testValue.indexOf('g'));
   });
 
-  testWidgets('Can move cursor when dragging, when tap is on collapsed selection (iOS)', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Can move cursor when dragging, when tap is on collapsed selection (iOS)', (WidgetTester tester) async {
     final TextEditingController controller = _textEditingController();
 
     await tester.pumpWidget(
@@ -2527,6 +2527,11 @@ void main() {
 
     expect(controller.selection.isCollapsed, true);
     expect(controller.selection.baseOffset, testValue.indexOf('i'));
+
+    // End gesture and skip the magnifier hide animation, so it can release
+    // resources.
+    await gesture.up();
+    await tester.pumpAndSettle();
   },
     variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.iOS }),
   );
@@ -2576,7 +2581,7 @@ void main() {
     variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.iOS }),
   );
 
-  testWidgets('Can move cursor when dragging, when tap is on collapsed selection (iOS) - multiline', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Can move cursor when dragging, when tap is on collapsed selection (iOS) - multiline', (WidgetTester tester) async {
     final TextEditingController controller = _textEditingController();
 
     await tester.pumpWidget(
@@ -2620,11 +2625,16 @@ void main() {
 
     expect(controller.selection.isCollapsed, true);
     expect(controller.selection.baseOffset, testValue.indexOf('i'));
+
+    // End gesture and skip the magnifier hide animation, so it can release
+    // resources.
+    await gesture.up();
+    await tester.pumpAndSettle();
   },
     variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.iOS }),
   );
 
-  testWidgets('Can move cursor when dragging, when tap is on collapsed selection (iOS) - ListView', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Can move cursor when dragging, when tap is on collapsed selection (iOS) - ListView', (WidgetTester tester) async {
     // This is a regression test for
     // https://github.com/flutter/flutter/issues/122519
     final TextEditingController controller = _textEditingController();
@@ -2697,6 +2707,11 @@ void main() {
 
     expect(controller.selection.isCollapsed, true);
     expect(controller.selection.baseOffset, testValue.indexOf('i'));
+
+    // End gesture and skip the magnifier hide animation, so it can release
+    // resources.
+    await gesture.up();
+    await tester.pumpAndSettle();
   },
     variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.iOS }),
   );
@@ -12361,7 +12376,7 @@ void main() {
      skip: isBrowser, // [intended] Browser handles arrow keys differently.
   );
 
-  testWidgets('long press drag can edge scroll vertically', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('long press drag can edge scroll vertically', (WidgetTester tester) async {
     final TextEditingController controller = _textEditingController(
       text: 'Atwater Peel Sherbrooke Bonaventure Angrignon Peel Côte-des-Neigse Atwater Peel Sherbrooke Bonaventure Angrignon Peel Côte-des-Neiges',
     );
@@ -12438,6 +12453,11 @@ void main() {
       textOffsetToPosition(tester, 0).dy,
       moreOrLessEquals(firstCharY - lineHeight, epsilon: 1),
     );
+
+    // End gesture and skip the magnifier hide animation, so it can release
+    // resources.
+    await gesture.up();
+    await tester.pumpAndSettle();
   }, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.iOS,  TargetPlatform.macOS }));
 
   testWidgetsWithLeakTracking('keyboard selection change scrolls the field vertically', (WidgetTester tester) async {
@@ -14283,7 +14303,7 @@ void main() {
       });
     });
   });
-  testWidgets("Arrow keys don't move input focus", (WidgetTester tester) async {
+  testWidgetsWithLeakTracking("Arrow keys don't move input focus", (WidgetTester tester) async {
     final TextEditingController controller1 = _textEditingController();
     final TextEditingController controller2 = _textEditingController();
     final TextEditingController controller3 = _textEditingController();
@@ -14446,7 +14466,7 @@ void main() {
     expect(textFieldSize1, equals(textFieldSize2));
   });
 
-  testWidgets(
+  testWidgetsWithLeakTracking(
     'The selection menu displays in an Overlay without error',
     (WidgetTester tester) async {
       // This is a regression test for
@@ -14455,6 +14475,9 @@ void main() {
         text: 'This is a test that shows some odd behavior with Text Selection!',
       );
 
+      late final OverlayEntry overlayEntry;
+      addTearDown(() => overlayEntry..remove()..dispose());
+
       await tester.pumpWidget(MaterialApp(
         home: Scaffold(
           body: ColoredBox(
@@ -14466,7 +14489,7 @@ void main() {
                 height: 600,
                 child: Overlay(
                   initialEntries: <OverlayEntry>[
-                    OverlayEntry(
+                    overlayEntry = OverlayEntry(
                       builder: (BuildContext context) => Center(
                         child: TextField(
                           controller: controller,
@@ -16271,7 +16294,7 @@ void main() {
   });
 
   group('magnifier builder', () {
-    testWidgets('should build custom magnifier if given',
+    testWidgetsWithLeakTracking('should build custom magnifier if given',
         (WidgetTester tester) async {
       final Widget customMagnifier = Container(
         key: UniqueKey(),
@@ -16286,14 +16309,15 @@ void main() {
         home: Placeholder(),
       ));
 
-      final BuildContext context =
-          tester.firstElement(find.byType(Placeholder));
+      final BuildContext context = tester.firstElement(find.byType(Placeholder));
+      final ValueNotifier<MagnifierInfo> magnifierInfo = ValueNotifier<MagnifierInfo>(MagnifierInfo.empty);
+      addTearDown(magnifierInfo.dispose);
 
       expect(
           textField.magnifierConfiguration!.magnifierBuilder(
               context,
               MagnifierController(),
-              ValueNotifier<MagnifierInfo>(MagnifierInfo.empty),
+              magnifierInfo,
             ),
           isA<Widget>().having(
               (Widget widget) => widget.key,
@@ -16302,24 +16326,26 @@ void main() {
     });
 
     group('defaults', () {
-      testWidgets('should build Magnifier on Android', (WidgetTester tester) async {
+      testWidgetsWithLeakTracking('should build Magnifier on Android', (WidgetTester tester) async {
         await tester.pumpWidget(const MaterialApp(
           home: Scaffold(body: TextField()))
         );
 
         final BuildContext context = tester.firstElement(find.byType(TextField));
         final EditableText editableText = tester.widget(find.byType(EditableText));
+        final ValueNotifier<MagnifierInfo> magnifierInfo = ValueNotifier<MagnifierInfo>(MagnifierInfo.empty);
+        addTearDown(magnifierInfo.dispose);
 
         expect(
             editableText.magnifierConfiguration.magnifierBuilder(
                 context,
                 MagnifierController(),
-                ValueNotifier<MagnifierInfo>(MagnifierInfo.empty),
+                magnifierInfo,
               ),
             isA<TextMagnifier>());
       }, variant: TargetPlatformVariant.only(TargetPlatform.android));
 
-      testWidgets('should build CupertinoMagnifier on iOS',
+      testWidgetsWithLeakTracking('should build CupertinoMagnifier on iOS',
           (WidgetTester tester) async {
         await tester.pumpWidget(const MaterialApp(
           home: Scaffold(body: TextField()))
@@ -16327,17 +16353,19 @@ void main() {
 
         final BuildContext context = tester.firstElement(find.byType(TextField));
         final EditableText editableText = tester.widget(find.byType(EditableText));
+        final ValueNotifier<MagnifierInfo> magnifierInfo = ValueNotifier<MagnifierInfo>(MagnifierInfo.empty);
+        addTearDown(magnifierInfo.dispose);
 
         expect(
             editableText.magnifierConfiguration.magnifierBuilder(
                 context,
                 MagnifierController(),
-                ValueNotifier<MagnifierInfo>(MagnifierInfo.empty),
+                magnifierInfo,
               ),
             isA<CupertinoTextMagnifier>());
       }, variant: TargetPlatformVariant.only(TargetPlatform.iOS));
 
-      testWidgets('should build nothing on Android and iOS',
+      testWidgetsWithLeakTracking('should build nothing on Android and iOS',
           (WidgetTester tester) async {
         await tester.pumpWidget(const MaterialApp(
           home: Scaffold(body: TextField()))
@@ -16345,12 +16373,14 @@ void main() {
 
         final BuildContext context = tester.firstElement(find.byType(TextField));
         final EditableText editableText = tester.widget(find.byType(EditableText));
+        final ValueNotifier<MagnifierInfo> magnifierInfo = ValueNotifier<MagnifierInfo>(MagnifierInfo.empty);
+        addTearDown(magnifierInfo.dispose);
 
         expect(
             editableText.magnifierConfiguration.magnifierBuilder(
                 context,
                 MagnifierController(),
-                ValueNotifier<MagnifierInfo>(MagnifierInfo.empty),
+                magnifierInfo,
               ),
             isNull);
       },

packages/flutter/test/material/text_form_field_test.dart

@@ -694,7 +694,7 @@ void main() {
     expect(find.text('5 of 10'), findsOneWidget);
   });
 
-  testWidgets('readonly text form field will hide cursor by default', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('readonly text form field will hide cursor by default', (WidgetTester tester) async {
     await tester.pumpWidget(
       MaterialApp(
         home: Material(

packages/flutter/test/material/tooltip_test.dart

@@ -864,12 +864,15 @@ void main() {
     expect(tooltipContainer.padding, const EdgeInsets.symmetric(horizontal: 8.0, vertical: 4.0));
   }, variant: const TargetPlatformVariant(<TargetPlatform>{TargetPlatform.macOS, TargetPlatform.linux, TargetPlatform.windows}));
 
-  testWidgets('Can tooltip decoration be customized', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Can tooltip decoration be customized', (WidgetTester tester) async {
     final GlobalKey<TooltipState> tooltipKey = GlobalKey<TooltipState>();
     const Decoration customDecoration = ShapeDecoration(
       shape: StadiumBorder(),
       color: Color(0x80800000),
     );
+    late final OverlayEntry entry;
+    addTearDown(() => entry..remove()..dispose());
+
     await tester.pumpWidget(
       Theme(
         data: ThemeData(useMaterial3: false),
@@ -877,7 +880,7 @@ void main() {
           textDirection: TextDirection.ltr,
           child: Overlay(
             initialEntries: <OverlayEntry>[
-              OverlayEntry(
+              entry = OverlayEntry(
                 builder: (BuildContext context) {
                   return Tooltip(
                     key: tooltipKey,
@@ -1422,16 +1425,18 @@ void main() {
     await tester.pump(waitDuration);
   });
 
-  testWidgets('Does tooltip contribute semantics', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Does tooltip contribute semantics', (WidgetTester tester) async {
     final SemanticsTester semantics = SemanticsTester(tester);
     final GlobalKey<TooltipState> tooltipKey = GlobalKey<TooltipState>();
+    late final OverlayEntry entry;
+    addTearDown(() => entry..remove()..dispose());
 
     await tester.pumpWidget(
       Directionality(
         textDirection: TextDirection.ltr,
         child: Overlay(
           initialEntries: <OverlayEntry>[
-            OverlayEntry(
+            entry = OverlayEntry(
               builder: (BuildContext context) {
                 return Stack(
                   children: <Widget>[
@@ -2349,7 +2354,7 @@ void main() {
     expect(tester.takeException(), isNull);
   });
 
-  testWidgets('Tooltip is not selectable', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Tooltip is not selectable', (WidgetTester tester) async {
     const String tooltipText = 'AAAAAAAAAAAAAAAAAAAAAAA';
     String? selectedText;
     await tester.pumpWidget(