| // 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/popup_menu/popup_menu.2.dart' as example; |
| import 'package:flutter_test/flutter_test.dart'; |
| |
| void main() { |
| testWidgets('Popup animation can be customized using AnimationStyle', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| const example.PopupMenuApp(), |
| ); |
| |
| // Test the default popup animation. |
| await tester.tap(find.byIcon(Icons.more_vert)); |
| await tester.pump(); |
| // Advance the animation by half of the default duration. |
| await tester.pump(const Duration(milliseconds: 100)); |
| |
| expect(tester.getSize(find.byType(Material).last), within(distance: 0.1, from: const Size(224.0, 130.0))); |
| |
| // Let the animation finish. |
| await tester.pumpAndSettle(); |
| |
| expect(tester.getSize(find.byType(Material).last), within(distance: 0.1, from: const Size(224.0, 312.0))); |
| |
| // Tap outside the popup menu to close it. |
| await tester.tapAt(const Offset(1, 1)); |
| await tester.pumpAndSettle(); |
| |
| // Test the custom animation curve and duration. |
| await tester.tap(find.text('Custom')); |
| await tester.pumpAndSettle(); |
| |
| await tester.tap(find.byIcon(Icons.more_vert)); |
| await tester.pump(); |
| // Advance the animation by one third of the custom duration. |
| await tester.pump(const Duration(milliseconds: 1000)); |
| |
| expect(tester.getSize(find.byType(Material).last), within(distance: 0.1, from: const Size(224.0, 312.0))); |
| |
| // Let the animation finish. |
| await tester.pumpAndSettle(); |
| |
| expect(tester.getSize(find.byType(Material).last), within(distance: 0.1, from: const Size(224.0, 312.0))); |
| |
| // Tap outside the popup menu to close it. |
| await tester.tapAt(const Offset(1, 1)); |
| await tester.pumpAndSettle(); |
| |
| // Test the no animation style. |
| await tester.tap(find.text('None')); |
| await tester.pumpAndSettle(); |
| |
| await tester.tap(find.byIcon(Icons.more_vert)); |
| // Advance the animation by only one frame. |
| await tester.pump(); |
| |
| // The popup menu is shown immediately. |
| expect(tester.getSize(find.byType(Material).last), within(distance: 0.1, from: const Size(224.0, 312.0))); |
| }); |
| } |