Base-QR-FlutterApp/test/widget_test.dart

import 'package:flutter_test/flutter_test.dart';

import 'package:qrscanner/main.dart';

void main() {
  testWidgets('Login screen renders correctly', (WidgetTester tester) async {
    await tester.pumpWidget(const MyApp());

    expect(find.text('QR Scanner'), findsOneWidget);
    expect(find.text('Iniciar sesión'), findsOneWidget);
    expect(find.text('Usuario'), findsOneWidget);
  });
}