| // 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/app_bar/app_bar.1.dart' as example; |
| import 'package:flutter_test/flutter_test.dart'; |
| |
| const Offset _kOffset = Offset(0.0, -100.0); |
| |
| void main() { |
| testWidgets('Appbar Material 3 test', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| const example.AppBarApp() |
| ); |
| |
| expect(find.widgetWithText(AppBar, 'AppBar Demo'), findsOneWidget); |
| Material appbarMaterial = _getAppBarMaterial(tester); |
| expect(appbarMaterial.shadowColor, Colors.transparent); |
| expect(appbarMaterial.elevation, 0); |
| |
| await tester.drag(find.text('Item 4'), _kOffset, touchSlopY: 0, warnIfMissed: false); |
| |
| await tester.pump(); |
| await tester.pump(const Duration(milliseconds: 500)); |
| |
| await tester.tap(find.text('shadow color')); |
| await tester.pumpAndSettle(); |
| appbarMaterial = _getAppBarMaterial(tester); |
| expect(appbarMaterial.shadowColor, Colors.black); |
| expect(appbarMaterial.elevation, 3.0); |
| |
| await tester.tap(find.text('scrolledUnderElevation: default')); |
| await tester.pumpAndSettle(); |
| |
| appbarMaterial = _getAppBarMaterial(tester); |
| expect(appbarMaterial.shadowColor, Colors.black); |
| expect(appbarMaterial.elevation, 4.0); |
| |
| await tester.tap(find.text('scrolledUnderElevation: 4.0')); |
| await tester.pumpAndSettle(); |
| appbarMaterial = _getAppBarMaterial(tester); |
| expect(appbarMaterial.shadowColor, Colors.black); |
| expect(appbarMaterial.elevation, 5.0); |
| }); |
| } |
| |
| Material _getAppBarMaterial(WidgetTester tester) { |
| return tester.widget<Material>( |
| find.descendant( |
| of: find.byType(AppBar), |
| matching: find.byType(Material), |
| ), |
| ); |
| } |