Tools/TestWebKitAPI/Tests/WebKit/InjectedBundleHitTest.mm

/*
 * Copyright (C) 2021 Apple Inc. All rights reserved.
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 * modification, are permitted provided that the following conditions
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 * 1. Redistributions of source code must retain the above copyright
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 *
 * 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
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#import "config.h"

#import "InjectedBundleHitTestProtocol.h"
#import "PlatformUtilities.h"
#import "TestWKWebView.h"
#import "Utilities.h"
#import "WKWebViewConfigurationExtras.h"
#import <WebKit/WKWebViewPrivate.h>
#import <WebKit/_WKRemoteObjectInterface.h>
#import <WebKit/_WKRemoteObjectRegistry.h>
#import <wtf/RetainPtr.h>

@interface WKWebViewWithHitTester : TestWKWebView
@property (nonatomic, weak) id <InjectedBundleHitTestProtocol> hitTester;
@end

@implementation WKWebViewWithHitTester

- (BOOL)hasSelectableTextAt:(CGPoint)point
{
    __block bool done = false;
    __block BOOL hasSelectableText = NO;
    [_hitTester hasSelectableTextAt:[NSValue valueWithPoint:point] completionHandler:^(BOOL result) {
        hasSelectableText = result;
        done = true;
    }];

    TestWebKitAPI::Util::run(&done);
    return hasSelectableText;
}

@end

namespace TestWebKitAPI {

static RetainPtr<WKWebViewWithHitTester> createWebViewWithHitTester()
{
    auto configuration = [WKWebViewConfiguration _test_configurationWithTestPlugInClassName:@"InjectedBundleHitTestPlugIn" configureJSCForTesting:YES];
    auto webView = adoptNS([[WKWebViewWithHitTester alloc] initWithFrame:CGRectMake(0, 0, 500, 500) configuration:configuration]);

    auto interface = [_WKRemoteObjectInterface remoteObjectInterfaceWithProtocol:@protocol(InjectedBundleHitTestProtocol)];
    [webView setHitTester:[[webView _remoteObjectRegistry] remoteObjectProxyWithInterface:interface]];
    return webView;
}

TEST(InjectedBundleHitTest, TextParagraph)
{
    auto webView = createWebViewWithHitTester();
    [webView synchronouslyLoadTestPageNamed:@"simple-responsive-page"];

    EXPECT_TRUE([webView hasSelectableTextAt:CGPointMake(40, 40)]);
    EXPECT_FALSE([webView hasSelectableTextAt:CGPointMake(300, 300)]);
}

#if ENABLE(IMAGE_ANALYSIS)

TEST(InjectedBundleHitTest, ImageOverlay)
{
    auto webView = createWebViewWithHitTester();
    [webView synchronouslyLoadTestPageNamed:@"simple-image-overlay"];

    EXPECT_TRUE([webView hasSelectableTextAt:CGPointMake(150, 40)]);
    EXPECT_FALSE([webView hasSelectableTextAt:CGPointMake(150, 200)]);
    EXPECT_FALSE([webView hasSelectableTextAt:CGPointMake(400, 300)]);
}

#endif // ENABLE(IMAGE_ANALYSIS)

} // namespace TestWebKitAPI