| // 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/floating_action_button/floating_action_button.0.dart' |
| as example; |
| import 'package:flutter_test/flutter_test.dart'; |
| |
| void main() { |
| testWidgets('FloatingActionButton', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| const example.FloatingActionButtonExampleApp(), |
| ); |
| |
| expect(find.byType(FloatingActionButton), findsOneWidget); |
| expect(find.byIcon(Icons.navigation), findsOneWidget); |
| |
| RawMaterialButton getRawMaterialButtonWidget() { |
| return tester.widget<RawMaterialButton>(find.byType(RawMaterialButton)); |
| } |
| |
| Color? getIconColor() { |
| final RichText iconRichText = tester.widget<RichText>( |
| find.descendant(of: find.byIcon(Icons.navigation), matching: find.byType(RichText)), |
| ); |
| return iconRichText.text.style?.color; |
| } |
| |
| await tester.tap(find.byType(FloatingActionButton)); |
| await tester.pumpAndSettle(); // Wait for the animation to finish. |
| expect(getRawMaterialButtonWidget().fillColor, Colors.green); |
| |
| await tester.tap(find.byType(FloatingActionButton)); |
| await tester.pumpAndSettle(); // Wait for the animation to finish. |
| expect(getRawMaterialButtonWidget().fillColor, Colors.green); |
| expect(getIconColor(), Colors.white); |
| |
| await tester.tap(find.byType(FloatingActionButton)); |
| await tester.pumpAndSettle(); // Wait for the animation to finish. |
| expect(getRawMaterialButtonWidget().fillColor, Colors.green); |
| expect(getIconColor(), Colors.white); |
| expect(getRawMaterialButtonWidget().shape, const CircleBorder()); |
| }); |
| } |