Tools/TestWebKitAPI/Tests/ios/SynchronousTimeoutTests.mm

/*
 * Copyright (C) 2018 Apple Inc. All rights reserved.
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 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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#import "config.h"

#import "PlatformUtilities.h"
#import "Test.h"
#import "TestWKWebView.h"
#import <WebKit/WKWebViewPrivate.h>

#if WK_API_ENABLED && PLATFORM(IOS)

using namespace TestWebKitAPI;

@interface NSObject ()

- (BOOL)hasSelectablePositionAtPoint:(CGPoint)point;

@end

namespace TestWebKitAPI {
    
static UIGestureRecognizer *recursiveFindHighlightLongPressRecognizer(UIView *view)
{
    for (UIGestureRecognizer *recognizer in view.gestureRecognizers) {
        if ([recognizer isKindOfClass:NSClassFromString(@"_UIWebHighlightLongPressGestureRecognizer")])
            return recognizer;
    }
    
    for (UIView *subview in view.subviews) {
        UIGestureRecognizer *recognizer = recursiveFindHighlightLongPressRecognizer(subview);
        if (recognizer)
            return recognizer;
    }
    
    return nil;
}
    
TEST(SynchronousTimeoutTests, UnresponsivePageDoesNotCausePositionInformationToHangUI)
{
    auto webView = adoptNS([[TestWKWebView alloc] initWithFrame:CGRectMake(0, 0, 320, 500)]);
    [webView synchronouslyLoadTestPageNamed:@"simple"];
    
    UIGestureRecognizer *highlightLongPressRecognizer = recursiveFindHighlightLongPressRecognizer(webView.get());
    UIView *interactionView = highlightLongPressRecognizer.view;
    EXPECT_NOT_NULL(highlightLongPressRecognizer);
    
    [webView evaluateJavaScript:@"while(1);" completionHandler:nil];
    
    // The test passes if we can long press and still finish the test.
    [interactionView hasSelectablePositionAtPoint:CGPointMake(100, 100)];
}

    
} // namespace TestWebKitAPI

#endif // WK_API_ENABLED && PLATFORM(IOS)