18 lines
696 B
Dart
18 lines
696 B
Dart
// Copyright 2014 The Flutter 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/services.dart';
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import 'package:flutter_test/flutter_test.dart';
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/// Simulates a system back, like a back gesture on Android.
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///
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/// Sends the same platform channel message that the engine sends when it
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/// receives a system back.
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Future<void> simulateSystemBack() {
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return TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger.handlePlatformMessage(
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'flutter/navigation',
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const JSONMessageCodec().encodeMessage(<String, dynamic>{'method': 'popRoute'}),
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(ByteData? _) {},
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);
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}
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