| // This is a basic Flutter widget test. |
| // |
| // To perform an interaction with a widget in your test, use the WidgetTester |
| // utility that Flutter provides. 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 'package:flutter/material.dart'; |
| import 'package:flutter_test/flutter_test.dart'; |
| |
| import 'package:flutter_sample_app_2/main.dart'; |
| |
| void main() { |
| testWidgets('Counter increments smoke test', (WidgetTester tester) async { |
| // Build our app and trigger a frame. |
| await tester.pumpWidget(const MyApp()); |
| |
| // Verify that our counter starts at 0. |
| expect(find.text('0'), findsOneWidget); |
| expect(find.text('1'), findsNothing); |
| |
| // Tap the '+' icon and trigger a frame. |
| await tester.tap(find.byIcon(Icons.add)); |
| await tester.pump(); |
| |
| // Verify that our counter has incremented. |
| expect(find.text('0'), findsNothing); |
| expect(find.text('1'), findsOneWidget); |
| }); |
| } |