sonyoss-vita-webkit/Tools/TestWebKitAPI/Tests/WebKit2/ResizeReversePaginatedWebView.cpp

/*
 * Copyright (C) 2013 Apple Inc. All rights reserved.
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#include "config.h"
#include "JavaScriptTest.h"
#include "PlatformUtilities.h"
#include "PlatformWebView.h"
#include "Test.h"
#include <JavaScriptCore/JSContextRef.h>
#include <WebKit2/WKContextPrivate.h>
#include <WebKit2/WKPagePrivate.h>
#include <WebKit2/WKSerializedScriptValue.h>

namespace TestWebKitAPI {

static bool testDone;

static const unsigned pageLength = 100;
static const unsigned pageGap = 100;
static const unsigned expectedPageCount = 20;

static void didLayout(WKPageRef page, WKLayoutMilestones milestones, WKTypeRef, const void* clientInfo)
{
    if (milestones & kWKDidFirstLayoutAfterSuppressedIncrementalRendering) {
        PlatformWebView* webView = (PlatformWebView*)clientInfo;

        unsigned pageCount = WKPageGetPageCount(page);
        EXPECT_EQ(expectedPageCount, pageCount);

        webView->resizeTo((pageLength * pageCount) + (pageGap * (pageCount - 1)), 500);
        EXPECT_JS_EQ(page, "window.scrollX", "-3800");

        testDone = true;
    }
}

TEST(WebKit2, ResizeReversePaginatedWebView)
{
    WKRetainPtr<WKContextRef> context(AdoptWK, WKContextCreate());
    PlatformWebView webView(context.get());

    WKPageLoaderClient loaderClient;
    memset(&loaderClient, 0, sizeof(loaderClient));
    loaderClient.version = kWKPageLoaderClientCurrentVersion;
    loaderClient.didLayout = didLayout;
    loaderClient.clientInfo = &webView;

    WKPageSetPageLoaderClient(webView.page(), &loaderClient);

    WKPageListenForLayoutMilestones(webView.page(), kWKDidFirstLayoutAfterSuppressedIncrementalRendering);

    WKPageGroupRef pageGroup =  WKPageGetPageGroup(webView.page());
    WKPreferencesRef preferences = WKPageGroupGetPreferences(pageGroup);
    WKPreferencesSetSuppressesIncrementalRendering(preferences, true);

    WKPageSetPaginationMode(webView.page(), kWKPaginationModeRightToLeft);
    WKPageSetPageLength(webView.page(), pageLength);
    WKPageSetGapBetweenPages(webView.page(), pageGap);
    WKPageSetPaginationBehavesLikeColumns(webView.page(), true);

    WKPageLoadURL(webView.page(), adoptWK(Util::createURLForResource("lots-of-text-vertical-lr", "html")).get());

    Util::run(&testDone);
    EXPECT_TRUE(testDone);
}

} // namespace TestWebKitAPI