maestro_test 0.4.2

Simple, easy-to-learn, and powerful Flutter-native UI testing framework eliminating limitations of flutter_test and flutter_driver

example/lib/main.dart

import 'package:example/loading_screen.dart';
import 'package:example/notifications_screen.dart';
import 'package:example/overlay_screen.dart';
import 'package:flutter/material.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: const MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  const MyHomePage({Key? key, required this.title}) : super(key: key);

  final String title;

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  var _counter = 0;

  void _incrementCounter([int value = 1]) {
    final newValue = _counter + value;
    print('incrementing counter by $value (to $newValue)');
    setState(() {
      _counter = newValue;
    });
  }

  void _decrementCounter([int value = 1]) {
    final newValue = _counter - value;
    print('decrementing counter by $value (to $newValue)');
    setState(() {
      _counter = newValue;
    });
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      key: const Key('scaffold'),
      appBar: AppBar(
        title: Text(widget.title),
      ),
      body: Column(
        mainAxisAlignment: MainAxisAlignment.center,
        children: <Widget>[
          const Text(
            'You have pushed the button this many times:',
          ),
          Text(
            '$_counter',
            key: const Key('counterText'),
            style: Theme.of(context).textTheme.headline4,
          ),
          Container(
            key: const Key('box1'),
            color: Colors.grey,
            padding: const EdgeInsets.all(8),
            child: Column(
              crossAxisAlignment: CrossAxisAlignment.start,
              children: [
                const Text('box 1'),
                ListTile(
                  onTap: () => _incrementCounter(10),
                  key: const Key('tile1'),
                  title: const Text('Add'),
                  trailing: IconButton(
                    icon: const Icon(Icons.add, key: Key('icon1')),
                    onPressed: _incrementCounter,
                  ),
                ),
                ListTile(
                  onTap: () => _decrementCounter(10),
                  key: const Key('tile2'),
                  title: const Text('Subtract'),
                  trailing: IconButton(
                    icon: const Icon(Icons.remove, key: Key('icon2')),
                    onPressed: _decrementCounter,
                  ),
                ),
              ],
            ),
          ),
          const SizedBox(height: 16),
          Container(
            key: const Key('box2'),
            color: Colors.grey,
            padding: const EdgeInsets.all(8),
            child: Column(
              crossAxisAlignment: CrossAxisAlignment.start,
              children: [
                const Text('box 2'),
                ListTile(
                  onTap: () => _incrementCounter(10),
                  key: const Key('tile1'),
                  title: const Text('Add'),
                  trailing: IconButton(
                    icon: const Icon(Icons.add, key: Key('icon1')),
                    onPressed: _incrementCounter,
                  ),
                ),
                ListTile(
                  onTap: () => _decrementCounter(10),
                  key: const Key('tile2'),
                  title: const Text('Subtract'),
                  trailing: IconButton(
                    icon: const Icon(Icons.remove, key: Key('icon2')),
                    onPressed: _decrementCounter,
                  ),
                ),
              ],
            ),
          ),
          TextButton(
            onPressed: () => Navigator.of(context).push(
              MaterialPageRoute<void>(
                builder: (_) => const LoadingScreen(),
              ),
            ),
            child: const Text('Open loading screen'),
          ),
          TextButton(
            onPressed: () => Navigator.of(context).push(
              MaterialPageRoute<void>(
                builder: (_) => const NotificationsScreen(),
              ),
            ),
            child: const Text('Open notifications screen'),
          ),
          TextButton(
            onPressed: () => Navigator.of(context).push(
              MaterialPageRoute<void>(
                builder: (_) => const OverlayScreen(),
              ),
            ),
            child: const Text('Open overlay screen'),
          ),
        ],
      ),
      floatingActionButton: FloatingActionButton(
        onPressed: _incrementCounter,
        tooltip: 'Increment',
        child: const Icon(Icons.add),
      ),
    );
  }
}