From 362361484dfaf9f1021d665f38cb95aced96205d Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed Sameh <ahmedsameha1@gmail.com>
Date: Sat, 6 Dec 2025 01:46:25 +0200
Subject: [PATCH] Make sure that a CupertinoCheckbox doesn't crash in 0x0
 environment (#178630)

This is my attempt to handle
https://github.com/flutter/flutter/issues/6537 for the CupertinoCheckbox
widget.

Co-authored-by: Victor Sanni <victorsanniay@gmail.com>
Co-authored-by: Tong Mu <dkwingsmt@users.noreply.github.com>
---
 packages/flutter/test/cupertino/checkbox_test.dart | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/packages/flutter/test/cupertino/checkbox_test.dart b/packages/flutter/test/cupertino/checkbox_test.dart
index 9f2d6259737..ceb07a04953 100644
--- a/packages/flutter/test/cupertino/checkbox_test.dart
+++ b/packages/flutter/test/cupertino/checkbox_test.dart
@@ -1019,6 +1019,17 @@ void main() {
     await gesture2.up();
     await tester.pump();
   });
+
+  testWidgets('CupertinoCheckbox does not crash at zero area', (WidgetTester tester) async {
+    await tester.pumpWidget(
+      CupertinoApp(
+        home: Center(
+          child: SizedBox.shrink(child: CupertinoCheckbox(value: true, onChanged: (_) {})),
+        ),
+      ),
+    );
+    expect(tester.getSize(find.byType(CupertinoCheckbox)), Size.zero);
+  });
 }
 
 class _CheckboxMouseCursor extends WidgetStateMouseCursor {