3150e3fbd4
Previously, the ticker would not stop when it was muted because it thought it was already not ticking.
70 lines
1.8 KiB
Dart
70 lines
1.8 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/scheduler.dart';
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import 'package:flutter_test/flutter_test.dart';
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void main() {
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testWidgets('Ticker mute control test', (WidgetTester tester) async {
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int tickCount = 0;
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void handleTick(Duration duration) {
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++tickCount;
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}
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Ticker ticker = new Ticker(handleTick);
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expect(ticker.isTicking, isFalse);
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expect(ticker.isActive, isFalse);
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ticker.start();
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expect(ticker.isTicking, isTrue);
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expect(ticker.isActive, isTrue);
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expect(tickCount, equals(0));
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await tester.pump(const Duration(milliseconds: 10));
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expect(tickCount, equals(1));
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ticker.muted = true;
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await tester.pump(const Duration(milliseconds: 10));
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expect(tickCount, equals(1));
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expect(ticker.isTicking, isFalse);
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expect(ticker.isActive, isTrue);
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ticker.muted = false;
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await tester.pump(const Duration(milliseconds: 10));
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expect(tickCount, equals(2));
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expect(ticker.isTicking, isTrue);
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expect(ticker.isActive, isTrue);
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ticker.muted = true;
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await tester.pump(const Duration(milliseconds: 10));
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expect(tickCount, equals(2));
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expect(ticker.isTicking, isFalse);
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expect(ticker.isActive, isTrue);
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ticker.stop();
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expect(tickCount, equals(2));
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expect(ticker.isTicking, isFalse);
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expect(ticker.isActive, isFalse);
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ticker.muted = false;
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expect(tickCount, equals(2));
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expect(ticker.isTicking, isFalse);
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expect(ticker.isActive, isFalse);
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await tester.pump(const Duration(milliseconds: 10));
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expect(tickCount, equals(2));
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expect(ticker.isTicking, isFalse);
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expect(ticker.isActive, isFalse);
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});
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}
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