blob: 20598762b911b9cf3d6b4f6531af704dab9d8995 [file] [log] [blame]
/*
* Copyright (C) 2016-2017 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#import "config.h"
#import <WebKit/WebView.h>
#import <wtf/RetainPtr.h>
@interface EarlyKVOCrashResponder : NSResponder {
RetainPtr<WebView> _webView;
}
- (instancetype)initWithWebView:(WebView *)webView;
@end
@implementation EarlyKVOCrashResponder
- (instancetype)initWithWebView:(WebView *)webView
{
if (!(self = [super init]))
return nil;
_webView = webView;
[_webView addObserver:self forKeyPath:@"hidden" options:0 context:nullptr];
return self;
}
- (instancetype)initWithCoder:(NSCoder *)coder
{
if (!(self = [super initWithCoder:coder]))
return nil;
_webView = [coder decodeObjectForKey:@"webView"];
[_webView addObserver:self forKeyPath:@"hidden" options:0 context:nullptr];
return self;
}
- (void)dealloc
{
[_webView removeObserver:self forKeyPath:@"hidden" context:nullptr];
[super dealloc];
}
- (void)encodeWithCoder:(NSCoder *)coder
{
[super encodeWithCoder:coder];
[coder encodeObject:_webView.get() forKey:@"webView"];
}
@end
namespace TestWebKitAPI {
TEST(WebKitLegacy, EarlyKVOCrash)
{
auto webView = adoptNS([[WebView alloc] initWithFrame:NSZeroRect frameName:nil groupName:nil]);
auto earlyKVOCrashResponder = adoptNS([[EarlyKVOCrashResponder alloc] initWithWebView:webView.get()]);
[webView setNextResponder:earlyKVOCrashResponder.get()];
NSData *data = [NSKeyedArchiver archivedDataWithRootObject:@[webView.get(), earlyKVOCrashResponder.get()] requiringSecureCoding:YES error:nullptr];
if ([webView conformsToProtocol:@protocol(NSSecureCoding)])
[NSKeyedUnarchiver unarchivedObjectOfClasses:[NSSet setWithObjects:[NSArray class], [WebView class], [EarlyKVOCrashResponder class], nil] fromData:data error:nullptr];
else {
ALLOW_DEPRECATED_DECLARATIONS_BEGIN
[NSKeyedUnarchiver unarchiveObjectWithData:data];
ALLOW_DEPRECATED_DECLARATIONS_END
}
}
} // namespace TestWebKitAPI