import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:provider/provider.dart';

import 'package:fuel_tax_tracker/screens/home_screen.dart';
import 'package:fuel_tax_tracker/services/app_state.dart';

void main() {
  testWidgets('Shows empty state and add-vehicle action when there are no vehicles',
      (WidgetTester tester) async {
    final appState = AppState()..isLoading = false;

    await tester.pumpWidget(
      ChangeNotifierProvider.value(
        value: appState,
        child: const MaterialApp(home: HomeScreen()),
      ),
    );

    expect(find.text('My Vehicles'), findsOneWidget);
    expect(find.text('Add Vehicle'), findsOneWidget);
    expect(find.textContaining('No vehicles yet'), findsOneWidget);
  });
}