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35 lines
1.2 KiB
Dart
35 lines
1.2 KiB
Dart
// Copyright 2017 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'package:flutter_web/services.dart';
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/// Tracks how often feedback has been requested since its instantiation.
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///
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/// It replaces the MockMethodCallHandler of [SystemChannels.platform] and
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/// cannot be used in combination with other classes that do the same.
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class FeedbackTester {
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FeedbackTester() {
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SystemChannels.platform
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.setMockMethodCallHandler((MethodCall methodCall) async {
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if (methodCall.method == 'HapticFeedback.vibrate') _hapticCount++;
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if (methodCall.method == 'SystemSound.play' &&
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methodCall.arguments == SystemSoundType.click.toString())
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_clickSoundCount++;
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});
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}
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/// Number of times haptic feedback was requested (vibration).
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int get hapticCount => _hapticCount;
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int _hapticCount = 0;
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/// Number of times the click sound was requested to play.
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int get clickSoundCount => _clickSoundCount;
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int _clickSoundCount = 0;
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/// Stops tracking.
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void dispose() {
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SystemChannels.platform.setMockMethodCallHandler(null);
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}
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}
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