blob: 54743dae136d707e9fb65058374bea8d4f97b95b [file] [log] [blame]
/*
* Copyright (C) 2016-2018 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"
#if PLATFORM(IOS_FAMILY)
#import "PlatformUtilities.h"
#import "Test.h"
#import "TestWKWebView.h"
#import <WebKit/WKWebView.h>
// WKScrollViewDelegateCrash
static bool delegateIsDeallocated;
@interface TestDelegateForScrollView : NSObject <UIScrollViewDelegate>
@end
@implementation TestDelegateForScrollView
- (void)dealloc
{
delegateIsDeallocated = true;
[super dealloc];
}
@end
namespace TestWebKitAPI {
TEST(WKWebView, WKScrollViewDelegateCrash)
{
WKWebView *webView = [[WKWebView alloc] init];
TestDelegateForScrollView *delegateForScrollView = [[TestDelegateForScrollView alloc] init];
@autoreleasepool {
webView.scrollView.delegate = delegateForScrollView;
}
delegateIsDeallocated = false;
[delegateForScrollView release];
TestWebKitAPI::Util::run(&delegateIsDeallocated);
EXPECT_NULL(webView.scrollView.delegate);
}
}
// WKScrollViewDelegateCannotOverrideViewForZooming
static BOOL didCallViewForZoomingInScrollView;
@interface WKScrollViewDelegateWithViewForZoomingOverridden : NSObject <UIScrollViewDelegate>
@property (nonatomic, assign) CGFloat overrideScale;
@end
@implementation WKScrollViewDelegateWithViewForZoomingOverridden
- (UIView *)viewForZoomingInScrollView:(UIScrollView *)scrollView
{
didCallViewForZoomingInScrollView = true;
UIView *fakeZoomingView = [[UIView alloc] init];
fakeZoomingView.layer.affineTransform = CGAffineTransformMakeScale(_overrideScale, _overrideScale);
return fakeZoomingView;
}
@end
namespace TestWebKitAPI {
TEST(WKWebView, WKScrollViewDelegateCannotOverrideViewForZooming)
{
TestWKWebView *webView = [[TestWKWebView alloc] init];
WKScrollViewDelegateWithViewForZoomingOverridden *delegateForScrollView = [[WKScrollViewDelegateWithViewForZoomingOverridden alloc] init];
@autoreleasepool {
webView.scrollView.delegate = delegateForScrollView;
}
[webView synchronouslyLoadHTMLString:@"<meta name='viewport' content='initial-scale=1'>"];
[webView waitForNextPresentationUpdate];
// Have WKScrollView's external delegate return a view with scale=2 from viewForZoomingInScrollView.
delegateForScrollView.overrideScale = 2;
[webView synchronouslyLoadHTMLString:@"<meta name='viewport' content='initial-scale=2'>"];
[webView waitForNextPresentationUpdate];
@autoreleasepool {
webView.scrollView.delegate = nil;
}
EXPECT_FALSE(didCallViewForZoomingInScrollView);
EXPECT_EQ(2, [[webView scrollView] zoomScale]);
}
}
#endif