baron-sso/userfront/test/widget_test.dart

// This is a basic Flutter widget test.
//
// To perform an interaction with a widget in your test, use the WidgetTester
// utility in the flutter_test package. For example, you can send tap and scroll
// gestures. You can also use WidgetTester to find child widgets in the widget
// tree, read text, and verify that the values of widget properties are correct.

import 'dart:ui';

import 'package:easy_localization/easy_localization.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';

import 'package:userfront/main.dart' show BaronSSOApp;

class _TestAssetLoader extends AssetLoader {
  const _TestAssetLoader();

  @override
  Future<Map<String, dynamic>> load(String path, Locale locale) async {
    return {};
  }
}

void main() {
  testWidgets('BaronSSOApp builds', (WidgetTester tester) async {
    // runApp에서 ProviderScope로 감싸서 쓰고 있으니 테스트도 동일하게 감쌈
    await tester.pumpWidget(
      EasyLocalization(
        supportedLocales: const [Locale('en'), Locale('ko')],
        fallbackLocale: const Locale('en'),
        startLocale: const Locale('en'),
        path: 'assets/translations',
        assetLoader: const _TestAssetLoader(),
        child: const ProviderScope(child: BaronSSOApp()),
      ),
    );
    await tester.pump(); // 한 프레임 더
  });
}