// Copyright 2014 The Flutter Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. import 'package:flutter/material.dart'; import 'package:flutter_api_samples/material/switch/switch.0.dart' as example; import 'package:flutter_test/flutter_test.dart'; void main() { testWidgets('Can toggle switch', (WidgetTester tester) async { await tester.pumpWidget( const example.SwitchApp(), ); final Finder switchFinder = find.byType(Switch); Switch materialSwitch = tester.widget<Switch>(switchFinder); expect(materialSwitch.value, true); await tester.tap(switchFinder); await tester.pumpAndSettle(); materialSwitch = tester.widget<Switch>(switchFinder); expect(materialSwitch.value, false); }); }