import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:get/get.dart';

import 'package:eaimar/data/services/id_verify_service.dart';
import 'package:eaimar/modules/common/widgets/id_verify_dialog.dart';

/// 回归测试：实名认证弹窗关闭时不能炸。
///
/// 早先的实现把 TextEditingController 放在 showIdVerifyDialog() 里，
/// `await Get.dialog(...)` 一返回就 dispose——但那时弹窗还在播退场动画、
/// TextField 仍挂在树上，于是元素树被破坏，真机上红屏
/// `'_dependents.isEmpty': is not true`。
///
/// 控制器改由 State 持有、在 State.dispose() 里释放后，本测试通过。
void main() {
  setUp(() {
    Get.testMode = true;
    Get.put(IdVerifyService());
  });

  tearDown(Get.reset);

  Future<void> pumpHost(WidgetTester tester) async {
    await tester.pumpWidget(
      ScreenUtilInit(
        designSize: const Size(390, 844),
        builder: (_, __) => const GetMaterialApp(home: Scaffold(body: SizedBox())),
      ),
    );
    await tester.pump();
  }

  testWidgets('弹窗打开后关闭，不应抛异常（控制器提前释放会在这里炸）', (tester) async {
    await pumpHost(tester);

    // 不 await —— 和真实调用一样，弹窗自己走完生命周期
    final future = showIdVerifyDialog();
    await tester.pumpAndSettle();
    expect(find.byType(IdVerifyDialog), findsOneWidget);

    // 取消关闭，走完整的退场动画
    await tester.tap(find.text('cancel'));
    await tester.pumpAndSettle();

    expect(find.byType(IdVerifyDialog), findsNothing);
    expect(tester.takeException(), isNull, reason: '关闭弹窗过程中不应有异常');
    expect(await future, isFalse);
  });

  testWidgets('姓名为空时给出错误提示，且不关闭弹窗', (tester) async {
    await pumpHost(tester);

    showIdVerifyDialog();
    await tester.pumpAndSettle();

    await tester.tap(find.text('idVerifySubmit'));
    await tester.pumpAndSettle();

    // 弹窗仍在（没被错误地关掉），且没有异常
    expect(find.byType(IdVerifyDialog), findsOneWidget);
    expect(tester.takeException(), isNull);
  });
}