Tools/TestWebKitAPI/Tests/WebKitCocoa/Navigation.mm - WebKit - Git at Google

 /*
  * Copyright (C) 2014 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.
  */

 #include "config.h"

 #import <WebKit/WKBackForwardListPrivate.h>
 #import <WebKit/WKNavigationActionPrivate.h>
 #import <WebKit/WKNavigationDelegatePrivate.h>
 #import <WebKit/WKNavigationPrivate.h>
 #import <WebKit/WKWebView.h>
 #import <wtf/RetainPtr.h>
 #import "PlatformUtilities.h"
 #import "Test.h"

 static bool isDone;
 static RetainPtr<WKNavigation> currentNavigation;
 static RetainPtr<NSURL> redirectURL;
 static NSTimeInterval redirectDelay;
 static bool didCancelRedirect;

 @interface NavigationDelegate : NSObject <WKNavigationDelegate>
 @end

 @implementation NavigationDelegate

 - (void)webView:(WKWebView *)webView didStartProvisionalNavigation:(WKNavigation *)navigation
 {
     EXPECT_EQ(currentNavigation, navigation);
     EXPECT_NOT_NULL(navigation._request);
 }

 - (void)webView:(WKWebView *)webView didCommitNavigation:(WKNavigation *)navigation
 {
     EXPECT_EQ(currentNavigation, navigation);
 }

 - (void)webView:(WKWebView *)webView didFinishNavigation:(WKNavigation *)navigation
 {
     EXPECT_EQ(currentNavigation, navigation);

     isDone = true;
 }

 @end

 TEST(WKNavigation, NavigationDelegate)
 {
     RetainPtr<WKWebView> webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);

     NavigationDelegate *delegate = [[NavigationDelegate alloc] init];
     [webView setNavigationDelegate:delegate];

     @autoreleasepool {
         EXPECT_EQ(delegate, [webView navigationDelegate]);
     }

     [delegate release];
     EXPECT_NULL([webView navigationDelegate]);
 }

 TEST(WKNavigation, LoadRequest)
 {
     RetainPtr<WKWebView> webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);

     RetainPtr<NavigationDelegate> delegate = adoptNS([[NavigationDelegate alloc] init]);
     [webView setNavigationDelegate:delegate.get()];

     NSURLRequest *request = [NSURLRequest requestWithURL:[[NSBundle mainBundle] URLForResource:@"simple" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"]];

     currentNavigation = [webView loadRequest:request];
     ASSERT_NOT_NULL(currentNavigation);
     ASSERT_TRUE([[currentNavigation _request] isEqual:request]);

     isDone = false;
     TestWebKitAPI::Util::run(&isDone);
 }

 @interface DidFailProvisionalNavigationDelegate : NSObject <WKNavigationDelegate>
 @end

 @implementation DidFailProvisionalNavigationDelegate

 - (void)webView:(WKWebView *)webView didStartProvisionalNavigation:(WKNavigation *)navigation
 {
     EXPECT_EQ(currentNavigation, navigation);
     EXPECT_NOT_NULL(navigation._request);
 }

 - (void)webView:(WKWebView *)webView didFailProvisionalNavigation:(WKNavigation *)navigation withError:(NSError *)error
 {
     EXPECT_EQ(currentNavigation, navigation);
     EXPECT_NOT_NULL(navigation._request);

     EXPECT_TRUE([error.domain isEqualToString:NSURLErrorDomain]);
     EXPECT_EQ(NSURLErrorUnsupportedURL, error.code);

     isDone = true;
 }

 - (void)webView:(WKWebView *)webView decidePolicyForNavigationAction:(WKNavigationAction *)navigationAction decisionHandler:(void (^)(WKNavigationActionPolicy))decisionHandler
 {
     decisionHandler(WKNavigationActionPolicyAllow);
 }

 @end

 TEST(WKNavigation, DidFailProvisionalNavigation)
 {
     RetainPtr<WKWebView> webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);

     RetainPtr<DidFailProvisionalNavigationDelegate> delegate = adoptNS([[DidFailProvisionalNavigationDelegate alloc] init]);
     [webView setNavigationDelegate:delegate.get()];

     NSURLRequest *request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"non-existant-scheme://"]];

     currentNavigation = [webView loadRequest:request];
     ASSERT_NOT_NULL(currentNavigation);
     ASSERT_TRUE([[currentNavigation _request] isEqual:request]);

     isDone = false;
     TestWebKitAPI::Util::run(&isDone);
 }

 @interface CrashReasonDelegate : NSObject <WKNavigationDelegate>
 @end

 @implementation CrashReasonDelegate

 - (void)_webView:(WKWebView *)webView webContentProcessDidTerminateWithReason:(_WKProcessTerminationReason)reason
 {
     EXPECT_EQ(reason, _WKProcessTerminationReasonRequestedByClient);
     isDone = true;
 }

 @end

 TEST(WKNavigation, CrashReason)
 {
     auto webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);

     auto delegate = adoptNS([[CrashReasonDelegate alloc] init]);
     [webView setNavigationDelegate:delegate.get()];

     [webView loadHTMLString:@"<html>start the web process</html>" baseURL:[NSURL URLWithString:@"https://webkit.org/"]];
     [webView _killWebContentProcessAndResetState];

     TestWebKitAPI::Util::run(&isDone);
 }

 @interface DecidePolicyForPageCacheNavigationDelegate : NSObject <WKNavigationDelegate>
 @property (nonatomic) BOOL decidedPolicyForBackForwardNavigation;
 @end

 @implementation DecidePolicyForPageCacheNavigationDelegate

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

 - (void)webView:(WKWebView *)webView decidePolicyForNavigationAction:(WKNavigationAction *)navigationAction decisionHandler:(void (^)(WKNavigationActionPolicy))decisionHandler
 {
     if (navigationAction.navigationType == WKNavigationTypeBackForward)
         _decidedPolicyForBackForwardNavigation = YES;

     decisionHandler(WKNavigationActionPolicyAllow);
 }

 @end

 TEST(WKNavigation, DecidePolicyForPageCacheNavigation)
 {
     RetainPtr<WKWebView> webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);

     RetainPtr<DecidePolicyForPageCacheNavigationDelegate> delegate = adoptNS([[DecidePolicyForPageCacheNavigationDelegate alloc] init]);
     [webView setNavigationDelegate:delegate.get()];

     NSURLRequest *request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,1"]];

     isDone = false;
     [webView loadRequest:request];
     TestWebKitAPI::Util::run(&isDone);

     request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,2"]];

     isDone = false;
     [webView loadRequest:request];
     TestWebKitAPI::Util::run(&isDone);

     isDone = false;
     [webView goBack];
     TestWebKitAPI::Util::run(&isDone);

     ASSERT_TRUE([delegate decidedPolicyForBackForwardNavigation]);
 }

 @interface NavigationActionHasNavigationDelegate : NSObject <WKNavigationDelegate> {
 @public
     WKNavigation *navigation;
 }
 @end

 @implementation NavigationActionHasNavigationDelegate

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

 - (void)webView:(WKWebView *)webView decidePolicyForNavigationAction:(WKNavigationAction *)navigationAction decisionHandler:(void (^)(WKNavigationActionPolicy))decisionHandler
 {
     EXPECT_TRUE(!!navigationAction._mainFrameNavigation);
     EXPECT_EQ(navigationAction._mainFrameNavigation, navigation);
     decisionHandler(WKNavigationActionPolicyAllow);
 }

 @end

 TEST(WKNavigation, NavigationActionHasNavigation)
 {
     RetainPtr<WKWebView> webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);

     RetainPtr<NavigationActionHasNavigationDelegate> delegate = adoptNS([[NavigationActionHasNavigationDelegate alloc] init]);
     [webView setNavigationDelegate:delegate.get()];

     NSURLRequest *request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,1"]];

     isDone = false;
     delegate->navigation = [webView loadRequest:request];
     TestWebKitAPI::Util::run(&isDone);
 }

 @interface ClientRedirectNavigationDelegate : NSObject<WKNavigationDelegatePrivate>
 @end

 @implementation ClientRedirectNavigationDelegate
 - (void)_webView:(WKWebView *)webView willPerformClientRedirectToURL:(NSURL *)URL delay:(NSTimeInterval)delay
 {
     redirectURL = URL;
     redirectDelay = delay;
 }
 - (void)_webViewDidCancelClientRedirect:(WKWebView *)webView
 {
     didCancelRedirect = true;
 }
 - (void)webView:(WKWebView *)webView didFinishNavigation:(WKNavigation *)navigation
 {
     isDone = true;
 }
 @end

 TEST(WKNavigation, WebViewWillPerformClientRedirect)
 {
     auto webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);

     auto delegate = adoptNS([[ClientRedirectNavigationDelegate alloc] init]);
     [webView setNavigationDelegate:delegate.get()];

     auto request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,%3Cmeta%20http-equiv=%22refresh%22%20content=%22123;URL=data:text/html,Page1%22%3E"]];

     isDone = false;
     redirectURL = nil;
     redirectDelay = 0;
     [webView loadRequest:request];
     TestWebKitAPI::Util::run(&isDone);

     ASSERT_DOUBLE_EQ(redirectDelay, 123);
     ASSERT_STREQ(redirectURL.get().absoluteString.UTF8String, "data:text/html,Page1");

     request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,%3Cscript%3Ewindow.location=%22data:text/html,Page2%22;%3C/script%3E"]];
     isDone = false;
     redirectURL = nil;
     redirectDelay = NSTimeIntervalSince1970; // Use any non-zero value, we will test that the delegate receives a delay of 0.
     [webView loadRequest:request];
     TestWebKitAPI::Util::run(&isDone);

     ASSERT_DOUBLE_EQ(redirectDelay, 0);
     ASSERT_STREQ(redirectURL.get().absoluteString.UTF8String, "data:text/html,Page2");
 }

 TEST(WKNavigation, WebViewDidCancelClientRedirect)
 {
     auto webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);

     auto delegate = adoptNS([[ClientRedirectNavigationDelegate alloc] init]);
     [webView setNavigationDelegate:delegate.get()];

     // Test 1: During a navigation that is not a client redirect, -_webViewDidCancelClientRedirect: should not be called.

     auto request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,Page1"]];

     isDone = false;
     didCancelRedirect = false;
     [webView loadRequest:request];
     TestWebKitAPI::Util::run(&isDone);

     ASSERT_FALSE(didCancelRedirect);

     // Test 2: When a client redirect does happen, -_webViewDidCancelClientRedirect: should still be called. It essentially
     // is called whenever the web view transitions from "expecting a redirect" to "not expecting a redirect".

     request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,%3Cscript%3Ewindow.location=%22data:text/html,Page2%22;%3C/script%3E"]];
     isDone = false;
     didCancelRedirect = false;
     [webView loadRequest:request];
     TestWebKitAPI::Util::run(&isDone);

     ASSERT_FALSE(didCancelRedirect);

     isDone = false;
     TestWebKitAPI::Util::run(&isDone);

     ASSERT_TRUE(didCancelRedirect);

     // Test 3: When another navigation begins while a client redirect is scheduled, -_webViewDidCancelClientRedirect:
     // should be called.

     request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,%3Cmeta%20http-equiv=%22refresh%22%20content=%2210000;URL=data:text/html,Page3%22%3E"]];

     isDone = false;
     didCancelRedirect = false;
     [webView loadRequest:request];
     TestWebKitAPI::Util::run(&isDone);

     ASSERT_FALSE(didCancelRedirect);

     request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,Page4"]];
     isDone = false;
     [webView loadRequest:request];
     TestWebKitAPI::Util::run(&isDone);

     ASSERT_TRUE(didCancelRedirect);
 }

 @interface NavigationActionSPIDelegate : NSObject <WKNavigationDelegate> {
 @public
     BOOL _spiCalled;
 }
 - (BOOL)spiCalled;
 @end

 @implementation NavigationActionSPIDelegate

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

 -(void)_webView:(WKWebView *)webView decidePolicyForNavigationAction:(WKNavigationAction *)navigationAction preferences:(WKWebpagePreferences *)preferences userInfo:(id <NSSecureCoding>)userInfo decisionHandler:(void (^)(WKNavigationActionPolicy, WKWebpagePreferences *))decisionHandler {
     _spiCalled = TRUE;
     decisionHandler(WKNavigationActionPolicyAllow, preferences);
 }

 - (BOOL)spiCalled
 {
     return _spiCalled;
 }

 @end

 TEST(WKNavigation, NavigationActionSPI)
 {
     auto webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);
     auto delegate = adoptNS([[NavigationActionSPIDelegate alloc] init]);
     [webView setNavigationDelegate:delegate.get()];
     [webView loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,1"]]];
     TestWebKitAPI::Util::run(&isDone);
     EXPECT_TRUE([delegate spiCalled]);
 }

 #if PLATFORM(MAC)

 static bool navigationComplete;

 @interface BackForwardDelegate : NSObject<WKNavigationDelegatePrivate>
 @end
 @implementation BackForwardDelegate
 - (void)_webView:(WKWebView *)webView willGoToBackForwardListItem:(WKBackForwardListItem *)item inPageCache:(BOOL)inPageCache
 {
     const char* expectedURL = [[[[NSBundle mainBundle] URLForResource:@"simple" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"] absoluteString] UTF8String];
     EXPECT_STREQ(item.URL.absoluteString.UTF8String, expectedURL);
     EXPECT_TRUE(item.title == nil);
     EXPECT_STREQ(item.initialURL.absoluteString.UTF8String, expectedURL);
     EXPECT_TRUE(inPageCache);
     isDone = true;
 }
 - (void)webView:(WKWebView *)webView didFinishNavigation:(WKNavigation *)navigation
 {
     navigationComplete = true;
 }
 @end

 TEST(WKNavigation, WillGoToBackForwardListItem)
 {
     auto webView = adoptNS([[WKWebView alloc] init]);
     auto delegate = adoptNS([[BackForwardDelegate alloc] init]);
     [webView setNavigationDelegate:delegate.get()];
     [webView loadRequest:[NSURLRequest requestWithURL:[[NSBundle mainBundle] URLForResource:@"simple" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"]]];
     TestWebKitAPI::Util::run(&navigationComplete);
     navigationComplete = false;
     [webView loadRequest:[NSURLRequest requestWithURL:[[NSBundle mainBundle] URLForResource:@"simple2" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"]]];
     TestWebKitAPI::Util::run(&navigationComplete);
     [webView goBack];
     TestWebKitAPI::Util::run(&isDone);
 }

 RetainPtr<WKBackForwardListItem> firstItem;
 RetainPtr<WKBackForwardListItem> secondItem;

 @interface ListItemDelegate : NSObject<WKNavigationDelegatePrivate>
 @end
 @implementation ListItemDelegate
 - (void)_webView:(WKWebView *)webView backForwardListItemAdded:(WKBackForwardListItem *)itemAdded removed:(NSArray<WKBackForwardListItem *> *)itemsRemoved
 {
     NSString *firstURL = [[NSBundle mainBundle] URLForResource:@"simple" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"].absoluteString;
     NSString *secondURL = [[NSBundle mainBundle] URLForResource:@"simple2" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"].absoluteString;

     if (!firstItem) {
         EXPECT_NULL(firstItem);
         EXPECT_NULL(secondItem);
         EXPECT_NULL(itemsRemoved);
         EXPECT_NOT_NULL(itemAdded);
         EXPECT_STREQ(firstURL.UTF8String, itemAdded.URL.absoluteString.UTF8String);
         firstItem = itemAdded;
     } else if (!secondItem) {
         EXPECT_NOT_NULL(firstItem);
         EXPECT_NULL(secondItem);
         EXPECT_NULL(itemsRemoved);
         EXPECT_NOT_NULL(itemAdded);
         EXPECT_STREQ(secondURL.UTF8String, itemAdded.URL.absoluteString.UTF8String);
         secondItem = itemAdded;
     } else {
         EXPECT_NOT_NULL(firstItem);
         EXPECT_NOT_NULL(secondItem);
         EXPECT_NOT_NULL(itemsRemoved);
         EXPECT_NULL(itemAdded);
         EXPECT_EQ([itemsRemoved count], 2u);
         EXPECT_STREQ(firstURL.UTF8String, [itemsRemoved objectAtIndex:0].URL.absoluteString.UTF8String);
         EXPECT_STREQ(secondURL.UTF8String, [itemsRemoved objectAtIndex:1].URL.absoluteString.UTF8String);
         isDone = true;
     }
 }
 - (void)webView:(WKWebView *)webView didFinishNavigation:(WKNavigation *)navigation
 {
     navigationComplete = true;
 }
 @end

 TEST(WKNavigation, ListItemAddedRemoved)
 {
     auto webView = adoptNS([[WKWebView alloc] init]);
     auto delegate = adoptNS([[ListItemDelegate alloc] init]);
     [webView setNavigationDelegate:delegate.get()];
     [webView loadRequest:[NSURLRequest requestWithURL:[[NSBundle mainBundle] URLForResource:@"simple" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"]]];
     TestWebKitAPI::Util::run(&navigationComplete);
     navigationComplete = false;
     [webView loadRequest:[NSURLRequest requestWithURL:[[NSBundle mainBundle] URLForResource:@"simple2" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"]]];
     TestWebKitAPI::Util::run(&navigationComplete);
     [[webView backForwardList] _removeAllItems];
     TestWebKitAPI::Util::run(&isDone);
 }
 #endif // PLATFORM(MAC)
	/*
	* Copyright (C) 2014 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.
	*/

	#include "config.h"

	#import <WebKit/WKBackForwardListPrivate.h>
	#import <WebKit/WKNavigationActionPrivate.h>
	#import <WebKit/WKNavigationDelegatePrivate.h>
	#import <WebKit/WKNavigationPrivate.h>
	#import <WebKit/WKWebView.h>
	#import <wtf/RetainPtr.h>
	#import "PlatformUtilities.h"
	#import "Test.h"

	static bool isDone;
	static RetainPtr<WKNavigation> currentNavigation;
	static RetainPtr<NSURL> redirectURL;
	static NSTimeInterval redirectDelay;
	static bool didCancelRedirect;

	@interface NavigationDelegate : NSObject <WKNavigationDelegate>
	@end

	@implementation NavigationDelegate

	- (void)webView:(WKWebView )webView didStartProvisionalNavigation:(WKNavigation )navigation
	{
	EXPECT_EQ(currentNavigation, navigation);
	EXPECT_NOT_NULL(navigation._request);
	}

	- (void)webView:(WKWebView )webView didCommitNavigation:(WKNavigation )navigation
	{
	EXPECT_EQ(currentNavigation, navigation);
	}

	- (void)webView:(WKWebView )webView didFinishNavigation:(WKNavigation )navigation
	{
	EXPECT_EQ(currentNavigation, navigation);

	isDone = true;
	}

	@end

	TEST(WKNavigation, NavigationDelegate)
	{
	RetainPtr<WKWebView> webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);

	NavigationDelegate *delegate = [[NavigationDelegate alloc] init];
	[webView setNavigationDelegate:delegate];

	@autoreleasepool {
	EXPECT_EQ(delegate, [webView navigationDelegate]);
	}

	[delegate release];
	EXPECT_NULL([webView navigationDelegate]);
	}

	TEST(WKNavigation, LoadRequest)
	{
	RetainPtr<WKWebView> webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);

	RetainPtr<NavigationDelegate> delegate = adoptNS([[NavigationDelegate alloc] init]);
	[webView setNavigationDelegate:delegate.get()];

	NSURLRequest *request = [NSURLRequest requestWithURL:[[NSBundle mainBundle] URLForResource:@"simple" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"]];

	currentNavigation = [webView loadRequest:request];
	ASSERT_NOT_NULL(currentNavigation);
	ASSERT_TRUE([[currentNavigation _request] isEqual:request]);

	isDone = false;
	TestWebKitAPI::Util::run(&isDone);
	}

	@interface DidFailProvisionalNavigationDelegate : NSObject <WKNavigationDelegate>
	@end

	@implementation DidFailProvisionalNavigationDelegate

	- (void)webView:(WKWebView )webView didStartProvisionalNavigation:(WKNavigation )navigation
	{
	EXPECT_EQ(currentNavigation, navigation);
	EXPECT_NOT_NULL(navigation._request);
	}

	- (void)webView:(WKWebView )webView didFailProvisionalNavigation:(WKNavigation )navigation withError:(NSError *)error
	{
	EXPECT_EQ(currentNavigation, navigation);
	EXPECT_NOT_NULL(navigation._request);

	EXPECT_TRUE([error.domain isEqualToString:NSURLErrorDomain]);
	EXPECT_EQ(NSURLErrorUnsupportedURL, error.code);

	isDone = true;
	}

	- (void)webView:(WKWebView )webView decidePolicyForNavigationAction:(WKNavigationAction )navigationAction decisionHandler:(void (^)(WKNavigationActionPolicy))decisionHandler
	{
	decisionHandler(WKNavigationActionPolicyAllow);
	}

	@end

	TEST(WKNavigation, DidFailProvisionalNavigation)
	{
	RetainPtr<WKWebView> webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);

	RetainPtr<DidFailProvisionalNavigationDelegate> delegate = adoptNS([[DidFailProvisionalNavigationDelegate alloc] init]);
	[webView setNavigationDelegate:delegate.get()];

	NSURLRequest *request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"non-existant-scheme://"]];

	currentNavigation = [webView loadRequest:request];
	ASSERT_NOT_NULL(currentNavigation);
	ASSERT_TRUE([[currentNavigation _request] isEqual:request]);

	isDone = false;
	TestWebKitAPI::Util::run(&isDone);
	}

	@interface CrashReasonDelegate : NSObject <WKNavigationDelegate>
	@end

	@implementation CrashReasonDelegate

	- (void)_webView:(WKWebView *)webView webContentProcessDidTerminateWithReason:(_WKProcessTerminationReason)reason
	{
	EXPECT_EQ(reason, _WKProcessTerminationReasonRequestedByClient);
	isDone = true;
	}

	@end

	TEST(WKNavigation, CrashReason)
	{
	auto webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);

	auto delegate = adoptNS([[CrashReasonDelegate alloc] init]);
	[webView setNavigationDelegate:delegate.get()];

	[webView loadHTMLString:@"<html>start the web process</html>" baseURL:[NSURL URLWithString:@"https://webkit.org/"]];
	[webView _killWebContentProcessAndResetState];

	TestWebKitAPI::Util::run(&isDone);
	}

	@interface DecidePolicyForPageCacheNavigationDelegate : NSObject <WKNavigationDelegate>
	@property (nonatomic) BOOL decidedPolicyForBackForwardNavigation;
	@end

	@implementation DecidePolicyForPageCacheNavigationDelegate

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

	- (void)webView:(WKWebView )webView decidePolicyForNavigationAction:(WKNavigationAction )navigationAction decisionHandler:(void (^)(WKNavigationActionPolicy))decisionHandler
	{
	if (navigationAction.navigationType == WKNavigationTypeBackForward)
	_decidedPolicyForBackForwardNavigation = YES;

	decisionHandler(WKNavigationActionPolicyAllow);
	}

	@end

	TEST(WKNavigation, DecidePolicyForPageCacheNavigation)
	{
	RetainPtr<WKWebView> webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);

	RetainPtr<DecidePolicyForPageCacheNavigationDelegate> delegate = adoptNS([[DecidePolicyForPageCacheNavigationDelegate alloc] init]);
	[webView setNavigationDelegate:delegate.get()];

	NSURLRequest *request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,1"]];

	isDone = false;
	[webView loadRequest:request];
	TestWebKitAPI::Util::run(&isDone);

	request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,2"]];

	isDone = false;
	[webView loadRequest:request];
	TestWebKitAPI::Util::run(&isDone);

	isDone = false;
	[webView goBack];
	TestWebKitAPI::Util::run(&isDone);

	ASSERT_TRUE([delegate decidedPolicyForBackForwardNavigation]);
	}

	@interface NavigationActionHasNavigationDelegate : NSObject <WKNavigationDelegate> {
	@public
	WKNavigation *navigation;
	}
	@end

	@implementation NavigationActionHasNavigationDelegate

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

	- (void)webView:(WKWebView )webView decidePolicyForNavigationAction:(WKNavigationAction )navigationAction decisionHandler:(void (^)(WKNavigationActionPolicy))decisionHandler
	{
	EXPECT_TRUE(!!navigationAction._mainFrameNavigation);
	EXPECT_EQ(navigationAction._mainFrameNavigation, navigation);
	decisionHandler(WKNavigationActionPolicyAllow);
	}

	@end

	TEST(WKNavigation, NavigationActionHasNavigation)
	{
	RetainPtr<WKWebView> webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);

	RetainPtr<NavigationActionHasNavigationDelegate> delegate = adoptNS([[NavigationActionHasNavigationDelegate alloc] init]);
	[webView setNavigationDelegate:delegate.get()];

	NSURLRequest *request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,1"]];

	isDone = false;
	delegate->navigation = [webView loadRequest:request];
	TestWebKitAPI::Util::run(&isDone);
	}

	@interface ClientRedirectNavigationDelegate : NSObject<WKNavigationDelegatePrivate>
	@end

	@implementation ClientRedirectNavigationDelegate
	- (void)_webView:(WKWebView )webView willPerformClientRedirectToURL:(NSURL )URL delay:(NSTimeInterval)delay
	{
	redirectURL = URL;
	redirectDelay = delay;
	}
	- (void)_webViewDidCancelClientRedirect:(WKWebView *)webView
	{
	didCancelRedirect = true;
	}
	- (void)webView:(WKWebView )webView didFinishNavigation:(WKNavigation )navigation
	{
	isDone = true;
	}
	@end

	TEST(WKNavigation, WebViewWillPerformClientRedirect)
	{
	auto webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);

	auto delegate = adoptNS([[ClientRedirectNavigationDelegate alloc] init]);
	[webView setNavigationDelegate:delegate.get()];

	auto request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,%3Cmeta%20http-equiv=%22refresh%22%20content=%22123;URL=data:text/html,Page1%22%3E"]];

	isDone = false;
	redirectURL = nil;
	redirectDelay = 0;
	[webView loadRequest:request];
	TestWebKitAPI::Util::run(&isDone);

	ASSERT_DOUBLE_EQ(redirectDelay, 123);
	ASSERT_STREQ(redirectURL.get().absoluteString.UTF8String, "data:text/html,Page1");

	request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,%3Cscript%3Ewindow.location=%22data:text/html,Page2%22;%3C/script%3E"]];
	isDone = false;
	redirectURL = nil;
	redirectDelay = NSTimeIntervalSince1970; // Use any non-zero value, we will test that the delegate receives a delay of 0.
	[webView loadRequest:request];
	TestWebKitAPI::Util::run(&isDone);

	ASSERT_DOUBLE_EQ(redirectDelay, 0);
	ASSERT_STREQ(redirectURL.get().absoluteString.UTF8String, "data:text/html,Page2");
	}

	TEST(WKNavigation, WebViewDidCancelClientRedirect)
	{
	auto webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);

	auto delegate = adoptNS([[ClientRedirectNavigationDelegate alloc] init]);
	[webView setNavigationDelegate:delegate.get()];

	// Test 1: During a navigation that is not a client redirect, -_webViewDidCancelClientRedirect: should not be called.

	auto request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,Page1"]];

	isDone = false;
	didCancelRedirect = false;
	[webView loadRequest:request];
	TestWebKitAPI::Util::run(&isDone);

	ASSERT_FALSE(didCancelRedirect);

	// Test 2: When a client redirect does happen, -_webViewDidCancelClientRedirect: should still be called. It essentially
	// is called whenever the web view transitions from "expecting a redirect" to "not expecting a redirect".

	request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,%3Cscript%3Ewindow.location=%22data:text/html,Page2%22;%3C/script%3E"]];
	isDone = false;
	didCancelRedirect = false;
	[webView loadRequest:request];
	TestWebKitAPI::Util::run(&isDone);

	ASSERT_FALSE(didCancelRedirect);

	isDone = false;
	TestWebKitAPI::Util::run(&isDone);

	ASSERT_TRUE(didCancelRedirect);

	// Test 3: When another navigation begins while a client redirect is scheduled, -_webViewDidCancelClientRedirect:
	// should be called.

	request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,%3Cmeta%20http-equiv=%22refresh%22%20content=%2210000;URL=data:text/html,Page3%22%3E"]];

	isDone = false;
	didCancelRedirect = false;
	[webView loadRequest:request];
	TestWebKitAPI::Util::run(&isDone);

	ASSERT_FALSE(didCancelRedirect);

	request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,Page4"]];
	isDone = false;
	[webView loadRequest:request];
	TestWebKitAPI::Util::run(&isDone);

	ASSERT_TRUE(didCancelRedirect);
	}

	@interface NavigationActionSPIDelegate : NSObject <WKNavigationDelegate> {
	@public
	BOOL _spiCalled;
	}
	- (BOOL)spiCalled;
	@end

	@implementation NavigationActionSPIDelegate

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

	-(void)_webView:(WKWebView )webView decidePolicyForNavigationAction:(WKNavigationAction )navigationAction preferences:(WKWebpagePreferences )preferences userInfo:(id <NSSecureCoding>)userInfo decisionHandler:(void (^)(WKNavigationActionPolicy, WKWebpagePreferences ))decisionHandler {
	_spiCalled = TRUE;
	decisionHandler(WKNavigationActionPolicyAllow, preferences);
	}

	- (BOOL)spiCalled
	{
	return _spiCalled;
	}

	@end

	TEST(WKNavigation, NavigationActionSPI)
	{
	auto webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600)]);
	auto delegate = adoptNS([[NavigationActionSPIDelegate alloc] init]);
	[webView setNavigationDelegate:delegate.get()];
	[webView loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:@"data:text/html,1"]]];
	TestWebKitAPI::Util::run(&isDone);
	EXPECT_TRUE([delegate spiCalled]);
	}

	#if PLATFORM(MAC)

	static bool navigationComplete;

	@interface BackForwardDelegate : NSObject<WKNavigationDelegatePrivate>
	@end
	@implementation BackForwardDelegate
	- (void)_webView:(WKWebView )webView willGoToBackForwardListItem:(WKBackForwardListItem )item inPageCache:(BOOL)inPageCache
	{
	const char* expectedURL = [[[[NSBundle mainBundle] URLForResource:@"simple" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"] absoluteString] UTF8String];
	EXPECT_STREQ(item.URL.absoluteString.UTF8String, expectedURL);
	EXPECT_TRUE(item.title == nil);
	EXPECT_STREQ(item.initialURL.absoluteString.UTF8String, expectedURL);
	EXPECT_TRUE(inPageCache);
	isDone = true;
	}
	- (void)webView:(WKWebView )webView didFinishNavigation:(WKNavigation )navigation
	{
	navigationComplete = true;
	}
	@end

	TEST(WKNavigation, WillGoToBackForwardListItem)
	{
	auto webView = adoptNS([[WKWebView alloc] init]);
	auto delegate = adoptNS([[BackForwardDelegate alloc] init]);
	[webView setNavigationDelegate:delegate.get()];
	[webView loadRequest:[NSURLRequest requestWithURL:[[NSBundle mainBundle] URLForResource:@"simple" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"]]];
	TestWebKitAPI::Util::run(&navigationComplete);
	navigationComplete = false;
	[webView loadRequest:[NSURLRequest requestWithURL:[[NSBundle mainBundle] URLForResource:@"simple2" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"]]];
	TestWebKitAPI::Util::run(&navigationComplete);
	[webView goBack];
	TestWebKitAPI::Util::run(&isDone);
	}

	RetainPtr<WKBackForwardListItem> firstItem;
	RetainPtr<WKBackForwardListItem> secondItem;

	@interface ListItemDelegate : NSObject<WKNavigationDelegatePrivate>
	@end
	@implementation ListItemDelegate
	- (void)_webView:(WKWebView )webView backForwardListItemAdded:(WKBackForwardListItem )itemAdded removed:(NSArray<WKBackForwardListItem > )itemsRemoved
	{
	NSString *firstURL = [[NSBundle mainBundle] URLForResource:@"simple" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"].absoluteString;
	NSString *secondURL = [[NSBundle mainBundle] URLForResource:@"simple2" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"].absoluteString;

	if (!firstItem) {
	EXPECT_NULL(firstItem);
	EXPECT_NULL(secondItem);
	EXPECT_NULL(itemsRemoved);
	EXPECT_NOT_NULL(itemAdded);
	EXPECT_STREQ(firstURL.UTF8String, itemAdded.URL.absoluteString.UTF8String);
	firstItem = itemAdded;
	} else if (!secondItem) {
	EXPECT_NOT_NULL(firstItem);
	EXPECT_NULL(secondItem);
	EXPECT_NULL(itemsRemoved);
	EXPECT_NOT_NULL(itemAdded);
	EXPECT_STREQ(secondURL.UTF8String, itemAdded.URL.absoluteString.UTF8String);
	secondItem = itemAdded;
	} else {
	EXPECT_NOT_NULL(firstItem);
	EXPECT_NOT_NULL(secondItem);
	EXPECT_NOT_NULL(itemsRemoved);
	EXPECT_NULL(itemAdded);
	EXPECT_EQ([itemsRemoved count], 2u);
	EXPECT_STREQ(firstURL.UTF8String, [itemsRemoved objectAtIndex:0].URL.absoluteString.UTF8String);
	EXPECT_STREQ(secondURL.UTF8String, [itemsRemoved objectAtIndex:1].URL.absoluteString.UTF8String);
	isDone = true;
	}
	}
	- (void)webView:(WKWebView )webView didFinishNavigation:(WKNavigation )navigation
	{
	navigationComplete = true;
	}
	@end

	TEST(WKNavigation, ListItemAddedRemoved)
	{
	auto webView = adoptNS([[WKWebView alloc] init]);
	auto delegate = adoptNS([[ListItemDelegate alloc] init]);
	[webView setNavigationDelegate:delegate.get()];
	[webView loadRequest:[NSURLRequest requestWithURL:[[NSBundle mainBundle] URLForResource:@"simple" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"]]];
	TestWebKitAPI::Util::run(&navigationComplete);
	navigationComplete = false;
	[webView loadRequest:[NSURLRequest requestWithURL:[[NSBundle mainBundle] URLForResource:@"simple2" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"]]];
	TestWebKitAPI::Util::run(&navigationComplete);
	[[webView backForwardList] _removeAllItems];
	TestWebKitAPI::Util::run(&isDone);
	}
	#endif // PLATFORM(MAC)