Test cover more tests with leak tracking. (#133712)

packages/flutter/test/material/adaptive_text_selection_toolbar_test.dart

@@ -111,8 +111,10 @@ void main() {
     expect(find.byKey(key), findsOneWidget);
   });
 
-  testWidgets('Can build from EditableTextState', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('Can build from EditableTextState', (WidgetTester tester) async {
     final GlobalKey key = GlobalKey();
+    final TextEditingController controller = TextEditingController();
+    final FocusNode focusNode = FocusNode();
     await tester.pumpWidget(
       MaterialApp(
         home: Scaffold(
@@ -120,9 +122,9 @@ void main() {
             child: SizedBox(
               width: 400,
               child: EditableText(
-                controller: TextEditingController(),
+                controller: controller,
                 backgroundCursorColor: const Color(0xff00ffff),
-                focusNode: FocusNode(),
+                focusNode: focusNode,
                 style: const TextStyle(),
                 cursorColor: const Color(0xff00ffff),
                 selectionControls: materialTextSelectionHandleControls,
@@ -170,6 +172,8 @@ void main() {
       case TargetPlatform.macOS:
         expect(find.byType(CupertinoDesktopTextSelectionToolbarButton), findsOneWidget);
     }
+    controller.dispose();
+    focusNode.dispose();
   },
     skip: kIsWeb, // [intended] on web the browser handles the context menu.
     variant: TargetPlatformVariant.all(),
@@ -233,13 +237,14 @@ void main() {
   );
 
   group('buttonItems', () {
-    testWidgets('getEditableTextButtonItems builds the correct button items per-platform', (WidgetTester tester) async {
+    testWidgetsWithLeakTracking('getEditableTextButtonItems builds the correct button items per-platform', (WidgetTester tester) async {
       // Fill the clipboard so that the Paste option is available in the text
       // selection menu.
       await Clipboard.setData(const ClipboardData(text: 'Clipboard data'));
 
       Set<ContextMenuButtonType> buttonTypes = <ContextMenuButtonType>{};
       final TextEditingController controller = TextEditingController();
+      final FocusNode focusNode = FocusNode();
 
       await tester.pumpWidget(
         MaterialApp(
@@ -248,7 +253,7 @@ void main() {
               child: EditableText(
                 controller: controller,
                 backgroundCursorColor: Colors.grey,
-                focusNode: FocusNode(),
+                focusNode: focusNode,
                 style: const TextStyle(),
                 cursorColor: Colors.red,
                 selectionControls: materialTextSelectionHandleControls,
@@ -323,12 +328,15 @@ void main() {
         case TargetPlatform.macOS:
           expect(buttonTypes, isNot(contains(ContextMenuButtonType.selectAll)));
       }
+
+      focusNode.dispose();
+      controller.dispose();
     },
       variant: TargetPlatformVariant.all(),
       skip: kIsWeb, // [intended]
     );
 
-    testWidgets('getAdaptiveButtons builds the correct button widgets per-platform', (WidgetTester tester) async {
+    testWidgetsWithLeakTracking('getAdaptiveButtons builds the correct button widgets per-platform', (WidgetTester tester) async {
       const String buttonText = 'Click me';
 
       await tester.pumpWidget(

packages/flutter/test/material/app_bar_test.dart

@@ -3360,7 +3360,7 @@ void main() {
     expect(tester.getRect(find.byKey(key)), const Rect.fromLTRB(0, 0, 100, 56));
   });
 
-  testWidgets("AppBar with EndDrawer doesn't have leading", (WidgetTester tester) async {
+  testWidgetsWithLeakTracking("AppBar with EndDrawer doesn't have leading", (WidgetTester tester) async {
     await tester.pumpWidget(MaterialApp(
       home: Scaffold(
         appBar: AppBar(),

packages/flutter/test/material/autocomplete_test.dart

@@ -47,7 +47,6 @@ void main() {
   ];
 
   testWidgetsWithLeakTracking('can filter and select a list of string options', (WidgetTester tester) async {
-
     late String lastSelection;
     await tester.pumpWidget(
       MaterialApp(
@@ -107,7 +106,7 @@ void main() {
     expect(list.semanticChildCount, 6);
   });
 
-  testWidgets('can filter and select a list of custom User options', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('can filter and select a list of custom User options', (WidgetTester tester) async {
     await tester.pumpWidget(
       MaterialApp(
         home: Scaffold(
@@ -161,7 +160,7 @@ void main() {
     expect(list.semanticChildCount, 1);
   });
 
-  testWidgets('displayStringForOption is displayed in the options', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('displayStringForOption is displayed in the options', (WidgetTester tester) async {
     await tester.pumpWidget(
       MaterialApp(
         home: Scaffold(
@@ -204,7 +203,7 @@ void main() {
     expect(field.controller!.text, kOptionsUsers.first.name);
   });
 
-  testWidgets('can build a custom field', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('can build a custom field', (WidgetTester tester) async {
     final GlobalKey fieldKey = GlobalKey();
     await tester.pumpWidget(
       MaterialApp(
@@ -228,7 +227,7 @@ void main() {
     expect(find.byType(TextFormField), findsNothing);
   });
 
-  testWidgets('can build custom options', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('can build custom options', (WidgetTester tester) async {
     final GlobalKey optionsKey = GlobalKey();
     await tester.pumpWidget(
       MaterialApp(
@@ -257,7 +256,7 @@ void main() {
     expect(find.byKey(optionsKey), findsOneWidget);
   });
 
-  testWidgets('the default Autocomplete options widget has a maximum height of 200', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('the default Autocomplete options widget has a maximum height of 200', (WidgetTester tester) async {
     await tester.pumpWidget(MaterialApp(home: Scaffold(
       body: Autocomplete<String>(
         optionsBuilder: (TextEditingValue textEditingValue) {
@@ -278,7 +277,7 @@ void main() {
     expect(resultingHeight, equals(200));
   });
 
-  testWidgets('the options height restricts to max desired height', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('the options height restricts to max desired height', (WidgetTester tester) async {
     const double desiredHeight = 150.0;
     await tester.pumpWidget(MaterialApp(
       home: Scaffold(
@@ -307,7 +306,7 @@ void main() {
     expect(resultingHeight, equals(desiredHeight));
   });
 
-  testWidgets('The height of options shrinks to height of resulting items, if less than maxHeight', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('The height of options shrinks to height of resulting items, if less than maxHeight', (WidgetTester tester) async {
     // Returns a Future with the height of the default [Autocomplete] options widget
     // after the provided text had been entered into the [Autocomplete] field.
     Future<double> getDefaultOptionsHeight(
@@ -355,7 +354,7 @@ void main() {
     expect(oneItemsHeight, lessThan(twoItemsHeight));
   });
 
-  testWidgets('initialValue sets initial text field value', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('initialValue sets initial text field value', (WidgetTester tester) async {
     late String lastSelection;
     await tester.pumpWidget(
       MaterialApp(
@@ -416,7 +415,7 @@ void main() {
     }
   }
 
-  testWidgets('keyboard navigation of the options properly highlights the option', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('keyboard navigation of the options properly highlights the option', (WidgetTester tester) async {
     const Color highlightColor = Color(0xFF112233);
     await tester.pumpWidget(
       MaterialApp(
@@ -455,7 +454,7 @@ void main() {
     checkOptionHighlight(tester, 'elephant', highlightColor);
   });
 
-  testWidgets('keyboard navigation keeps the highlighted option scrolled into view', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('keyboard navigation keeps the highlighted option scrolled into view', (WidgetTester tester) async {
     const Color highlightColor = Color(0xFF112233);
     await tester.pumpWidget(
       MaterialApp(
@@ -519,7 +518,7 @@ void main() {
   });
 
   group('optionsViewOpenDirection', () {
-    testWidgets('default (down)', (WidgetTester tester) async {
+    testWidgetsWithLeakTracking('default (down)', (WidgetTester tester) async {
       await tester.pumpWidget(
         MaterialApp(
           home: Scaffold(
@@ -534,7 +533,7 @@ void main() {
       expect(actual, equals(OptionsViewOpenDirection.down));
     });
 
-    testWidgets('down', (WidgetTester tester) async {
+    testWidgetsWithLeakTracking('down', (WidgetTester tester) async {
       await tester.pumpWidget(
         MaterialApp(
           home: Scaffold(
@@ -550,7 +549,7 @@ void main() {
       expect(actual, equals(OptionsViewOpenDirection.down));
     });
 
-    testWidgets('up', (WidgetTester tester) async {
+    testWidgetsWithLeakTracking('up', (WidgetTester tester) async {
       await tester.pumpWidget(
         MaterialApp(
           home: Scaffold(

packages/flutter/test/material/button_bar_test.dart

@@ -340,7 +340,7 @@ void main() {
 
   group('layoutBehavior', () {
 
-    testWidgets('ButtonBar has a min height of 52 when using ButtonBarLayoutBehavior.constrained', (WidgetTester tester) async {
+    testWidgetsWithLeakTracking('ButtonBar has a min height of 52 when using ButtonBarLayoutBehavior.constrained', (WidgetTester tester) async {
       await tester.pumpWidget(
         const SingleChildScrollView(
           child: ListBody(
@@ -363,7 +363,7 @@ void main() {
       expect(tester.getBottomRight(buttonBar).dy - tester.getTopRight(buttonBar).dy, 52.0);
     });
 
-    testWidgets('ButtonBar has padding applied when using ButtonBarLayoutBehavior.padded', (WidgetTester tester) async {
+    testWidgetsWithLeakTracking('ButtonBar has padding applied when using ButtonBarLayoutBehavior.padded', (WidgetTester tester) async {
       await tester.pumpWidget(
         const SingleChildScrollView(
           child: ListBody(