| // 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/bottom_sheet/show_modal_bottom_sheet.2.dart' as example; |
| import 'package:flutter_test/flutter_test.dart'; |
| |
| void main() { |
| testWidgets('Modal bottom sheet animation can be customized using AnimationStyle', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| const example.ModalBottomSheetApp(), |
| ); |
| |
| // Show the bottom sheet with default animation style. |
| await tester.tap(find.widgetWithText(ElevatedButton, 'showModalBottomSheet')); |
| await tester.pump(); |
| // Advance the animation by 1/2 of the default forward duration. |
| await tester.pump(const Duration(milliseconds: 125)); |
| |
| // The bottom sheet is partially visible. |
| expect(tester.getTopLeft(find.byType(BottomSheet)).dy, closeTo(316.7, 0.1)); |
| |
| // Advance the animation by 1/2 of the default forward duration. |
| await tester.pump(const Duration(milliseconds: 125)); |
| |
| // The bottom sheet is fully visible. |
| expect(tester.getTopLeft(find.byType(BottomSheet)).dy, equals(262.5)); |
| |
| // Dismiss the bottom sheet. |
| await tester.tap(find.widgetWithText(ElevatedButton, 'Close')); |
| await tester.pumpAndSettle(); |
| |
| // Select custom animation style. |
| await tester.tap(find.text('Custom')); |
| await tester.pumpAndSettle(); |
| |
| // Show the bottom sheet with custom animation style. |
| await tester.tap(find.widgetWithText(ElevatedButton, 'showModalBottomSheet')); |
| await tester.pump(); |
| // Advance the animation by 1/2 of the custom forward duration. |
| await tester.pump(const Duration(milliseconds: 1500)); |
| |
| // The bottom sheet is partially visible. |
| expect(tester.getTopLeft(find.byType(BottomSheet)).dy, closeTo(316.7, 0.1)); |
| |
| // Advance the animation by 1/2 of the custom forward duration. |
| await tester.pump(const Duration(milliseconds: 1500)); |
| |
| // The bottom sheet is fully visible. |
| expect(tester.getTopLeft(find.byType(BottomSheet)).dy, equals(262.5)); |
| |
| // Dismiss the bottom sheet. |
| await tester.tap(find.widgetWithText(ElevatedButton, 'Close')); |
| await tester.pumpAndSettle(); |
| |
| // Select no animation style. |
| await tester.tap(find.text('None')); |
| await tester.pumpAndSettle(); |
| |
| // Show the bottom sheet with no animation style. |
| await tester.tap(find.widgetWithText(ElevatedButton, 'showModalBottomSheet')); |
| await tester.pump(); |
| expect(tester.getTopLeft(find.byType(BottomSheet)).dy, equals(262.5)); |
| }); |
| } |