| // 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/foundation.dart'; |
| import 'package:flutter/gestures.dart'; |
| import 'package:meta/meta.dart'; |
| import 'package:quiver/testing/async.dart'; |
| |
| import '../flutter_test_alternative.dart'; |
| |
| class TestGestureFlutterBinding extends BindingBase with GestureBinding { } |
| |
| void ensureGestureBinding() { |
| if (GestureBinding.instance == null) |
| TestGestureFlutterBinding(); |
| assert(GestureBinding.instance != null); |
| } |
| |
| class GestureTester { |
| GestureTester._(this.async); |
| |
| final FakeAsync async; |
| |
| void closeArena(int pointer) { |
| GestureBinding.instance.gestureArena.close(pointer); |
| } |
| |
| void route(PointerEvent event) { |
| GestureBinding.instance.pointerRouter.route(event); |
| async.flushMicrotasks(); |
| } |
| } |
| |
| typedef GestureTest = void Function(GestureTester tester); |
| |
| @isTest |
| void testGesture(String description, GestureTest callback) { |
| test(description, () { |
| FakeAsync().run((FakeAsync async) { |
| callback(GestureTester._(async)); |
| }); |
| }); |
| } |