testWidgets('Default iOS SystemContextMenu includes Share for non-empty selection',
      (WidgetTester tester) async {
    // Force iOS + tell Flutter we support the iOS system context menu path.
    debugDefaultTargetPlatformOverride = TargetPlatform.iOS;
    addTearDown(() => debugDefaultTargetPlatformOverride = null);

    await tester.pumpWidget(
      const MediaQuery(
        data: MediaQueryData(supportsShowingSystemContextMenu: true),
        child: Directionality(
          textDirection: TextDirection.ltr,
          child: Material(
            child: _HostEditable(), // minimal EditableText wrapper
          ),
        ),
      ),
    );

    // Setup selection so sharing is meaningful.
    final state = tester.state<EditableTextState>(find.byType(EditableText));
    state.updateEditingValue(const TextEditingValue(
      text: 'Hello world',
      selection: TextSelection(baseOffset: 0, extentOffset: 5), // "Hello"
    ));
    state.widget.focusNode.requestFocus();
    await tester.pump();

    // Get iOS SYSTEM menu defaults and assert Share is present.
    final items = SystemContextMenu.getDefaultItems(state);
    expect(items.any((e) => e is IOSSystemContextMenuItemShare), isTrue);
  });
}

class _HostEditable extends StatefulWidget {
  const _HostEditable();

  @override
  State<_HostEditable> createState() => _HostEditableState();
}

class _HostEditableState extends State<_HostEditable> {
  final TextEditingController _controller = TextEditingController();
  final FocusNode _focusNode = FocusNode();

  @override
  void dispose() {
    _controller.dispose();
    _focusNode.dispose();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return EditableText(
      controller: _controller,
      focusNode: _focusNode,
      style: const TextStyle(fontSize: 14),
      cursorColor: Colors.blue,
      backgroundCursorColor: Colors.grey,
      // Use the system context menu pipeline on iOS.
      contextMenuBuilder: (BuildContext _, EditableTextState s) {
        return SystemContextMenu.editableText(editableTextState: s);
      },
    );
  }
}