import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:jiu_client/core/theme/themes.dart';
import 'package:jiu_client/widgets/ds/grid_combo_cell.dart';
import 'package:jiu_client/widgets/searchable_option_field.dart'
    show OptionItem;

void main() {
  testWidgets('popupSearch grid combo: tapping a row fills selection',
      (tester) async {
    int? picked;
    int selectedId = 0;
    final fn = FocusNode();
    final opts = [
      OptionItem(id: 1, name: '茅台飞天'),
      OptionItem(id: 2, name: '五粮液'),
    ];

    await tester.pumpWidget(MaterialApp(
      theme: buildTheme('a'),
      home: Scaffold(
        body: StatefulBuilder(builder: (context, setState) {
          return Center(
            child: SizedBox(
              width: 240,
              child: GridComboCell(
                focusNode: fn,
                cell: true,
                popupSearch: true,
                hint: '选择商品名称',
                options: opts,
                selectedId: selectedId == 0 ? null : selectedId,
                onChanged: (v) => setState(() {
                  picked = v;
                  selectedId = v ?? 0;
                }),
              ),
            ),
          );
        }),
      ),
    ));

    fn.requestFocus();
    await tester.pump();
    await tester.pump(const Duration(milliseconds: 50));

    expect(find.text('五粮液'), findsOneWidget);

    // Realistic pointer: down, drain microtasks/frames (focus-loss handlers run
    // here), THEN up — mirrors real input where the search field defocuses on
    // pointer-down before the row's onTap fires on pointer-up.
    final g = await tester.startGesture(tester.getCenter(find.text('五粮液')));
    await tester.pump();
    await tester.pump(const Duration(milliseconds: 50));
    await g.up();
    await tester.pump();
    await tester.pump(const Duration(milliseconds: 50));

    expect(picked, 2,
        reason: 'onChanged should fire with id=2 after tapping row');
  });
}