anchor.diff:        );
   
         // Selected text shows 3 toolbar buttons.
  -      expect(find.byType(CupertinoButton), findsNWidgets(3));
  +      expect(find.byType(CupertinoButton), isContextMenuProvidedByPlatform ? findsNothing : findsNWidgets(3));
       },
     );
   
  
positive.code:         controller.selection,
          const TextSelection(baseOffset: 0, extentOffset: 35),
        );
        expect(find.byType(CupertinoButton), findsNWidgets(1));
      },
    );
  
  
negative.code:     expect(find.text('Copy'), findsOneWidget);
      expect(find.text('Paste'), findsNothing);
      expect(find.text('Cut'), findsNothing);
    }, skip: isContextMenuProvidedByPlatform);
  
    testWidgets('copy paste', (WidgetTester tester) async {
      await tester.pumpWidget(
  