import 'package:flutter_test/flutter_test.dart';
import 'package:marianum_mobile/api/connect/errors/rmv_upstream_exception.dart';

void main() {
  group('RmvUpstreamException', () {
    test('H390 maps to no-connection message', () {
      final e = RmvUpstreamException(errorCode: 'H390');
      expect(e.userMessage, contains('Keine Verbindung'));
    });

    test('H891 maps to invalid-station message', () {
      final e = RmvUpstreamException(errorCode: 'H891');
      expect(e.userMessage, contains('ungültig'));
    });

    test('unknown code falls through to a generic but specific message', () {
      final e = RmvUpstreamException(errorCode: 'HXYZ');
      expect(e.userMessage, contains('HXYZ'));
    });

    test('null code yields the generic upstream message', () {
      final e = RmvUpstreamException(errorCode: null);
      expect(e.userMessage, contains('keine Antwort'));
    });
  });
}