import 'package:flutter_test/flutter_test.dart';
import 'package:submanager/services/exchange_rate_service.dart';

void main() {
  test('USD -> KRW conversion returns non-null using defaults when offline',
      () async {
    final service = ExchangeRateService();
    final krw = await service.convertUsdToTarget(1.0, 'KRW');
    expect(krw, isNotNull);
    expect(krw, greaterThan(0));
  });
}