Tools/TestWebKitAPI/Tests/WebKitCocoa/ResponsivenessTimer.mm

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#include "config.h"

#import "PlatformUtilities.h"
#import "PlatformWebView.h"
#import <WebKit/WKProcessPoolPrivate.h>
#import <WebKit/WKWebViewPrivate.h>
#import <WebKit/_WKProcessPoolConfiguration.h>
#import <wtf/RetainPtr.h>

static bool didFinishLoad { false };
static bool didBecomeUnresponsive { false };

@interface ResponsivenessTimerDelegate : NSObject <WKNavigationDelegate>
@end
    
@implementation ResponsivenessTimerDelegate

- (void)webView:(WKWebView *)webView didFinishNavigation:(WKNavigation *)navigation
{
    didFinishLoad = true;
}

- (void)_webViewWebProcessDidBecomeUnresponsive:(WKWebView *)webView
{
    didBecomeUnresponsive = true;
}

@end

namespace TestWebKitAPI {

TEST(WebKit, ResponsivenessTimerShouldNotFireAfterTearDown)
{
    auto processPoolConfiguration = adoptNS([_WKProcessPoolConfiguration new]);
    auto processPool = adoptNS([[WKProcessPool alloc] _initWithConfiguration:processPoolConfiguration.get()]);
    auto delegate = adoptNS([ResponsivenessTimerDelegate new]);

    auto configuration = adoptNS([WKWebViewConfiguration new]);
    [configuration setProcessPool:processPool.get()];
    auto webView1 = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600) configuration:configuration.get()]);
    [webView1 setNavigationDelegate:delegate.get()];
    NSURLRequest *request = [NSURLRequest requestWithURL:[[NSBundle mainBundle] URLForResource:@"simple" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"]];
    [webView1 loadRequest:request];
    Util::run(&didFinishLoad);

    EXPECT_FALSE(didBecomeUnresponsive);

    auto webView2 = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600) configuration:configuration.get()]);
    [webView2 setNavigationDelegate:delegate.get()];

    didFinishLoad = false;
    [webView2 loadRequest:request];
    Util::run(&didFinishLoad);

    EXPECT_FALSE(didBecomeUnresponsive);

    // Call stopLoading() and close() on the first page in quick succession.
    [webView1 stopLoading];
    [webView1 _close];

    // We need to wait here because it takes 3 seconds for a process to be recognized as unresponsive.
    Util::sleep(4);

    // We should not report the second page sharing the same process as unresponsive.
    EXPECT_FALSE(didBecomeUnresponsive);
}

} // namespace TestWebKitAPI