testWidgets('Ink Response shape matches Material shape', (WidgetTester tester) async {
    // This is a regression test for https://github.com/flutter/flutter/issues/91844

   Widget buildFrame(BorderSide? side) {
     return MaterialApp(
       home: Scaffold(
         body: Center(
           child: ElevatedButton(
             style: ElevatedButton.styleFrom(
               side: const BorderSide(color: Color(0xff00ff00), width: 10),
               shape: RoundedRectangleBorder(side: side),
             ),
             onPressed: () { },
             child: const Text('ElevatedButton'),
           ),
         ),
       ),
     );
   }

   const BorderSide borderSide = BorderSide(width: 10, color: Color(0xff00ff00));
   await tester.pumpWidget(buildFrame(borderSide));
   expect(
     tester.widget<InkWell>(find.byType(InkWell)).customBorder,
     const RoundedRectangleBorder(side: borderSide),
   );

   await tester.pumpWidget(buildFrame(null));
   expect(
     tester.widget<InkWell>(find.byType(InkWell)).customBorder,
     null,
   );
 });