From c9f70e9fd265afdb0a89ce0f5a1d230c30636639 Mon Sep 17 00:00:00 2001
From: Polina Cherkasova <polinach@google.com>
Date: Tue, 5 Sep 2023 13:12:28 -0700
Subject: [PATCH] _SearchBarState should dispose FocusNode, if it created it.
 (#133947)

---
 packages/flutter/lib/src/material/search_anchor.dart   | 3 +++
 packages/flutter/test/material/search_anchor_test.dart | 3 ++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/packages/flutter/lib/src/material/search_anchor.dart b/packages/flutter/lib/src/material/search_anchor.dart
index 6cb8c22c1c..4897de7449 100644
--- a/packages/flutter/lib/src/material/search_anchor.dart
+++ b/packages/flutter/lib/src/material/search_anchor.dart
@@ -1179,6 +1179,9 @@ class _SearchBarState extends State<SearchBar> {
   @override
   void dispose() {
     _internalStatesController.dispose();
+    if (widget.focusNode == null) {
+      _focusNode.dispose();
+    }
     super.dispose();
   }
 
diff --git a/packages/flutter/test/material/search_anchor_test.dart b/packages/flutter/test/material/search_anchor_test.dart
index c044bdfc0a..c2af15aad9 100644
--- a/packages/flutter/test/material/search_anchor_test.dart
+++ b/packages/flutter/test/material/search_anchor_test.dart
@@ -6,9 +6,10 @@ import 'dart:ui';
 
 import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
+import 'package:leak_tracker_flutter_testing/leak_tracker_flutter_testing.dart';
 
 void main() {
-  testWidgets('SearchBar defaults', (WidgetTester tester) async {
+  testWidgetsWithLeakTracking('SearchBar defaults', (WidgetTester tester) async {
     final ThemeData theme = ThemeData(useMaterial3: true);
     final ColorScheme colorScheme = theme.colorScheme;