From c99db0dc0d0e6b28fb357dc9d94cae15beb3db51 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed Sameh <ahmedsameha1@gmail.com>
Date: Tue, 11 Nov 2025 02:34:17 +0200
Subject: [PATCH] Make sure that a Tab doesn't crash in 0x0 environment
 (#178118)

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

Co-authored-by: Tong Mu <dkwingsmt@users.noreply.github.com>
---
 packages/flutter/test/material/tabs_test.dart | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/packages/flutter/test/material/tabs_test.dart b/packages/flutter/test/material/tabs_test.dart
index 9650c8bb80d..c7db95348f5 100644
--- a/packages/flutter/test/material/tabs_test.dart
+++ b/packages/flutter/test/material/tabs_test.dart
@@ -9323,6 +9323,19 @@ void main() {
     expect((innerMaterial as dynamic).debugInkFeatures, hasLength(1));
   });
 
+  testWidgets('Tab does not crash at zero area', (WidgetTester tester) async {
+    await tester.pumpWidget(
+      const MaterialApp(
+        home: Scaffold(
+          body: Center(
+            child: SizedBox.shrink(child: Tab(child: Text('X'))),
+          ),
+        ),
+      ),
+    );
+    expect(tester.getSize(find.byType(Tab)), Size.zero);
+  });
+
   testWidgets('Tab can have children with other semantics roles', (WidgetTester tester) async {
     await tester.pumpWidget(
       MaterialApp(