// Author: fruit.com.cn

import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:fruitshorts/l10n/app_localizations.dart';
import 'package:fruitshorts/pages/discover/widgets/discover_search_field.dart';

void main() {
  testWidgets('should_clear_text_and_keep_focus_when_clear_is_tapped', (
    tester,
  ) async {
    final controller = TextEditingController();
    final focusNode = FocusNode();
    final changes = <String>[];
    addTearDown(controller.dispose);
    addTearDown(focusNode.dispose);

    await tester.pumpWidget(
      MaterialApp(
        locale: const Locale('en'),
        localizationsDelegates: AppLocalizations.localizationsDelegates,
        supportedLocales: AppLocalizations.supportedLocales,
        home: Scaffold(
          body: DiscoverSearchField(
            controller: controller,
            focusNode: focusNode,
            onChanged: changes.add,
            loading: true,
          ),
        ),
      ),
    );

    final search = find.byKey(const Key('discover-search'));
    expect(find.byKey(const Key('discover-search-clear')), findsNothing);

    await tester.tap(search);
    await tester.enterText(search, 'velvet');
    await tester.pump();
    changes.clear();

    final clear = find.byKey(const Key('discover-search-clear'));
    final loading = find.byKey(const Key('discover-search-loading'));
    expect(clear, findsOneWidget);
    expect(loading, findsOneWidget);
    expect(tester.getSize(clear), const Size(18, 18));
    expect(tester.getRect(loading).right, lessThan(tester.getRect(clear).left));

    await tester.tap(clear);
    await tester.pump();

    expect(controller.text, isEmpty);
    expect(changes, ['']);
    expect(find.byKey(const Key('discover-search-clear')), findsNothing);
    expect(focusNode.hasFocus, isTrue);
  });
}