FlutterVSyncClient+Testing.h

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// Copyright 2013 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.
 
#ifndef FLUTTER_SHELL_PLATFORM_DARWIN_IOS_FRAMEWORK_SOURCE_FLUTTERVSYNCCLIENT_TESTING_H_
#define FLUTTER_SHELL_PLATFORM_DARWIN_IOS_FRAMEWORK_SOURCE_FLUTTERVSYNCCLIENT_TESTING_H_
 
#import "flutter/shell/platform/darwin/ios/framework/Source/FlutterVSyncClient.h"
 
NS_ASSUME_NONNULL_BEGIN
 
/**
 * Internal methods of FlutterVSyncClient for use in unit tests.
 */
@interface FlutterVSyncClient (Testing)
 
/**
 * The underlying CADisplayLink instance.
 */
@property(nonatomic, readonly) CADisplayLink* displayLink;
 
/**
 * Manually triggers the display link callback for testing without waiting for actual vsyncs.
 */
- (void)onDisplayLink:(CADisplayLink*)link;
 
@end
 
NS_ASSUME_NONNULL_END
 
#endif  // FLUTTER_SHELL_PLATFORM_DARWIN_IOS_FRAMEWORK_SOURCE_FLUTTERVSYNCCLIENT_TESTING_H_