/*
 * Copyright (C) 2016 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"

#import "PlatformUtilities.h"
#import "Test.h"
#import <WebKit/WKProcessPoolPrivate.h>
#import <WebKit/WKUserContentControllerPrivate.h>
#import <WebKit/WKWebViewConfigurationPrivate.h>
#import <WebKit/WebKit.h>
#import <WebKit/_WKProcessPoolConfiguration.h>
#import <WebKit/_WKUserStyleSheet.h>
#import <wtf/RetainPtr.h>

static bool readyToContinue;
static RetainPtr<WKScriptMessage> lastScriptMessage;

@interface LocalStorageQuirkMessageHandler : NSObject <WKScriptMessageHandler>
@end

@implementation LocalStorageQuirkMessageHandler

- (void)userContentController:(WKUserContentController *)userContentController didReceiveScriptMessage:(WKScriptMessage *)message
{
    lastScriptMessage = message;
    readyToContinue = true;
}

@end

TEST(WKWebView, LocalStorageQuirkEnabled)
{
    RetainPtr<LocalStorageQuirkMessageHandler> handler = adoptNS([[LocalStorageQuirkMessageHandler alloc] init]);
    RetainPtr<WKWebViewConfiguration> configuration = adoptNS([[WKWebViewConfiguration alloc] init]);
    [[configuration userContentController] addScriptMessageHandler:handler.get() name:@"testHandler"];

    // Test that the quirk permits us to access the local storage, even though local file access is disabled.
    [configuration _setNeedsStorageAccessFromFileURLsQuirk:YES];
    [configuration _setAllowUniversalAccessFromFileURLs:NO];

    RetainPtr<WKWebView> webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600) configuration:configuration.get()]);

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

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

    webView = nil;

    EXPECT_STREQ([(NSString *)[lastScriptMessage body] UTF8String], "PASS");
}

TEST(WKWebView, LocalStorageQuirkDisabledAccessPermitted)
{
    RetainPtr<LocalStorageQuirkMessageHandler> handler = adoptNS([[LocalStorageQuirkMessageHandler alloc] init]);
    RetainPtr<WKWebViewConfiguration> configuration = adoptNS([[WKWebViewConfiguration alloc] init]);
    [[configuration userContentController] addScriptMessageHandler:handler.get() name:@"testHandler"];
    
    // Test that the quirk permits us to access the local storage, even though local file access is disabled.
    [configuration _setNeedsStorageAccessFromFileURLsQuirk:NO];
    [configuration _setAllowUniversalAccessFromFileURLs:YES];
    
    RetainPtr<WKWebView> webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600) configuration:configuration.get()]);
    
    NSURLRequest *request = [NSURLRequest requestWithURL:[[NSBundle mainBundle] URLForResource:@"LocalStorageQuirkEnabled" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"]];
    [webView loadRequest:request];
    
    readyToContinue = false;
    TestWebKitAPI::Util::run(&readyToContinue);
    
    webView = nil;
    
    EXPECT_STREQ([(NSString *)[lastScriptMessage body] UTF8String], "PASS");
}

TEST(WKWebView, LocalStorageQuirkDisabledAccessDenied)
{
    RetainPtr<LocalStorageQuirkMessageHandler> handler = adoptNS([[LocalStorageQuirkMessageHandler alloc] init]);
    RetainPtr<WKWebViewConfiguration> configuration = adoptNS([[WKWebViewConfiguration alloc] init]);
    [[configuration userContentController] addScriptMessageHandler:handler.get() name:@"testHandler"];
    
    // Test that the quirk permits us to access the local storage, even though local file access is disabled.
    [configuration _setNeedsStorageAccessFromFileURLsQuirk:NO];
    [configuration _setAllowUniversalAccessFromFileURLs:NO];
    
    RetainPtr<WKWebView> webView = adoptNS([[WKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600) configuration:configuration.get()]);
    
    NSURLRequest *request = [NSURLRequest requestWithURL:[[NSBundle mainBundle] URLForResource:@"LocalStorageQuirkEnabled" withExtension:@"html" subdirectory:@"TestWebKitAPI.resources"]];
    [webView loadRequest:request];
    
    readyToContinue = false;
    TestWebKitAPI::Util::run(&readyToContinue);
    
    webView = nil;
    
    EXPECT_STREQ([(NSString *)[lastScriptMessage body] UTF8String], "FAIL");
}