// 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/icon_button/icon_button.1.dart' as example; import 'package:flutter_test/flutter_test.dart'; void main() { testWidgets('IconButton', (WidgetTester tester) async { await tester.pumpWidget( const example.IconButtonExampleApp(), ); await tester.pumpAndSettle(); expect(find.byIcon(Icons.android), findsOneWidget); final Ink ink = tester.widget<Ink>( find.ancestor( of: find.byIcon(Icons.android), matching: find.byType(Ink), ), ); final ShapeDecoration decoration = ink.decoration! as ShapeDecoration; expect(decoration.color, Colors.lightBlue); expect(decoration.shape, const CircleBorder()); final IconButton iconButton = ink.child! as IconButton; expect(iconButton.color, Colors.white) ; }); }