tests/qwebpage/tst_qwebpage.cpp

/*
    Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
    Copyright (C) 2009 Girish Ramakrishnan <girish@forwardbias.in>
    Copyright (C) 2010 Holger Hans Peter Freyther

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
*/

#include "../util.h"
#include <QDir>
#include <QGraphicsWidget>
#include <QLineEdit>
#include <QMenu>
#include <QPushButton>
#include <QtTest/QtTest>
#include <qgraphicsscene.h>
#include <qgraphicsview.h>
#include <qgraphicswebview.h>
#include <qnetworkrequest.h>
#include <qwebdatabase.h>
#include <qwebelement.h>
#include <qwebframe.h>
#include <qwebhistory.h>
#include <qwebpage.h>
#include <qwebsecurityorigin.h>
#include <qwebview.h>

class EventSpy : public QObject, public QList<QEvent::Type>
{
    Q_OBJECT
public:
    EventSpy(QObject* objectToSpy)
    {
        objectToSpy->installEventFilter(this);
    }

    virtual bool eventFilter(QObject* receiver, QEvent* event)
    {
        append(event->type());
        return false;
    }
};

class tst_QWebPage : public QObject
{
    Q_OBJECT

public:
    tst_QWebPage();
    virtual ~tst_QWebPage();

public slots:
    void init();
    void cleanup();
    void cleanupFiles();

private slots:
    void initTestCase();
    void cleanupTestCase();

    void acceptNavigationRequest();
    void infiniteLoopJS();
    void loadFinished();
    void acceptNavigationRequestWithNewWindow();
    void userStyleSheet();
    void modified();
    void contextMenuCrash();
    void database();
    void createPlugin();
    void destroyPlugin_data();
    void destroyPlugin();
    void createViewlessPlugin_data();
    void createViewlessPlugin();
    void multiplePageGroupsAndLocalStorage();
    void cursorMovements();
    void textSelection();
    void textEditing();
    void backActionUpdate();
    void frameAt();
    void requestCache();
    void protectBindingsRuntimeObjectsFromCollector();
    void localURLSchemes();
    void testOptionalJSObjects();
    void testEnablePersistentStorage();
    void consoleOutput();
    void inputMethods_data();
    void inputMethods();
    void defaultTextEncoding();
    void errorPageExtension();
    void errorPageExtensionInIFrames();
    void errorPageExtensionInFrameset();

    void crashTests_LazyInitializationOfMainFrame();

    void screenshot_data();
    void screenshot();

    void originatingObjectInNetworkRequests();
    void testJSPrompt();
    void showModalDialog();

private:
    QWebView* m_view;
    QWebPage* m_page;
};

tst_QWebPage::tst_QWebPage()
{
}

tst_QWebPage::~tst_QWebPage()
{
}

void tst_QWebPage::init()
{
    m_view = new QWebView();
    m_page = m_view->page();
}

void tst_QWebPage::cleanup()
{
    delete m_view;
}

void tst_QWebPage::cleanupFiles()
{
    QFile::remove("Databases.db");
    QDir::current().rmdir("http_www.myexample.com_0");
    QFile::remove("http_www.myexample.com_0.localstorage");
}

void tst_QWebPage::initTestCase()
{
    cleanupFiles(); // In case there are old files from previous runs
}

void tst_QWebPage::cleanupTestCase()
{
    cleanupFiles(); // Be nice
}

class NavigationRequestOverride : public QWebPage
{
public:
    NavigationRequestOverride(QWebView* parent, bool initialValue) : QWebPage(parent), m_acceptNavigationRequest(initialValue) {}

    bool m_acceptNavigationRequest;
protected:
    virtual bool acceptNavigationRequest(QWebFrame* frame, const QNetworkRequest &request, QWebPage::NavigationType type) {
        Q_UNUSED(frame);
        Q_UNUSED(request);
        Q_UNUSED(type);

        return m_acceptNavigationRequest;
    }
};

void tst_QWebPage::acceptNavigationRequest()
{
    QSignalSpy loadSpy(m_view, SIGNAL(loadFinished(bool)));

    NavigationRequestOverride* newPage = new NavigationRequestOverride(m_view, false);
    m_view->setPage(newPage);

    m_view->setHtml(QString("<html><body><form name='tstform' action='data:text/html,foo'method='get'>"
                            "<input type='text'><input type='submit'></form></body></html>"), QUrl());
    QTRY_COMPARE(loadSpy.count(), 1);

    m_view->page()->mainFrame()->evaluateJavaScript("tstform.submit();");

    newPage->m_acceptNavigationRequest = true;
    m_view->page()->mainFrame()->evaluateJavaScript("tstform.submit();");
    QTRY_COMPARE(loadSpy.count(), 2);

    QCOMPARE(m_view->page()->mainFrame()->toPlainText(), QString("foo?"));

    // Restore default page
    m_view->setPage(0);
}

class JSTestPage : public QWebPage
{
Q_OBJECT
public:
    JSTestPage(QObject* parent = 0)
    : QWebPage(parent) {}

public slots:
    bool shouldInterruptJavaScript() {
        return true;
    }
};

void tst_QWebPage::infiniteLoopJS()
{
    JSTestPage* newPage = new JSTestPage(m_view);
    m_view->setPage(newPage);
    m_view->setHtml(QString("<html><bodytest</body></html>"), QUrl());
    m_view->page()->mainFrame()->evaluateJavaScript("var run = true;var a = 1;while(run){a++;}");
}

void tst_QWebPage::loadFinished()
{
    qRegisterMetaType<QWebFrame*>("QWebFrame*");
    qRegisterMetaType<QNetworkRequest*>("QNetworkRequest*");
    QSignalSpy spyLoadStarted(m_view, SIGNAL(loadStarted()));
    QSignalSpy spyLoadFinished(m_view, SIGNAL(loadFinished(bool)));

    m_view->setHtml(QString("data:text/html,<frameset cols=\"25%,75%\"><frame src=\"data:text/html,"
                            "<head><meta http-equiv='refresh' content='1'></head>foo \">"
                            "<frame src=\"data:text/html,bar\"></frameset>"), QUrl());
    QTRY_COMPARE(spyLoadFinished.count(), 1);

    QTRY_VERIFY(spyLoadStarted.count() > 1);
    QTRY_VERIFY(spyLoadFinished.count() > 1);

    spyLoadFinished.clear();

    m_view->setHtml(QString("data:text/html,<frameset cols=\"25%,75%\"><frame src=\"data:text/html,"
                            "foo \"><frame src=\"data:text/html,bar\"></frameset>"), QUrl());
    QTRY_COMPARE(spyLoadFinished.count(), 1);
    QCOMPARE(spyLoadFinished.count(), 1);
}

class ConsolePage : public QWebPage
{
public:
    ConsolePage(QObject* parent = 0) : QWebPage(parent) {}

    virtual void javaScriptConsoleMessage(const QString& message, int lineNumber, const QString& sourceID)
    {
        messages.append(message);
        lineNumbers.append(lineNumber);
        sourceIDs.append(sourceID);
    }

    QStringList messages;
    QList<int> lineNumbers;
    QStringList sourceIDs;
};

void tst_QWebPage::consoleOutput()
{
    ConsolePage page;
    page.mainFrame()->evaluateJavaScript("this is not valid JavaScript");
    QCOMPARE(page.messages.count(), 1);
    QCOMPARE(page.lineNumbers.at(0), 1);
}

class TestPage : public QWebPage
{
public:
    TestPage(QObject* parent = 0) : QWebPage(parent) {}

    struct Navigation {
        QPointer<QWebFrame> frame;
        QNetworkRequest request;
        NavigationType type;
    };

    QList<Navigation> navigations;
    QList<QWebPage*> createdWindows;

    virtual bool acceptNavigationRequest(QWebFrame* frame, const QNetworkRequest &request, NavigationType type) {
        Navigation n;
        n.frame = frame;
        n.request = request;
        n.type = type;
        navigations.append(n);
        return true;
    }

    virtual QWebPage* createWindow(WebWindowType) {
        QWebPage* page = new TestPage(this);
        createdWindows.append(page);
        return page;
    }
};

void tst_QWebPage::acceptNavigationRequestWithNewWindow()
{
    TestPage* page = new TestPage(m_view);
    page->settings()->setAttribute(QWebSettings::LinksIncludedInFocusChain, true);
    m_page = page;
    m_view->setPage(m_page);

    m_view->setUrl(QString("data:text/html,<a href=\"data:text/html,Reached\" target=\"_blank\">Click me</a>"));
    QVERIFY(::waitForSignal(m_view, SIGNAL(loadFinished(bool))));

    QFocusEvent fe(QEvent::FocusIn);
    m_page->event(&fe);

    QVERIFY(m_page->focusNextPrevChild(/*next*/ true));

    QKeyEvent keyEnter(QEvent::KeyPress, Qt::Key_Enter, Qt::NoModifier);
    m_page->event(&keyEnter);

    QCOMPARE(page->navigations.count(), 2);

    TestPage::Navigation n = page->navigations.at(1);
    QVERIFY(n.frame.isNull());
    QCOMPARE(n.request.url().toString(), QString("data:text/html,Reached"));
    QVERIFY(n.type == QWebPage::NavigationTypeLinkClicked);

    QCOMPARE(page->createdWindows.count(), 1);
}

class TestNetworkManager : public QNetworkAccessManager
{
public:
    TestNetworkManager(QObject* parent) : QNetworkAccessManager(parent) {}

    QList<QUrl> requestedUrls;
    QList<QNetworkRequest> requests;

protected:
    virtual QNetworkReply* createRequest(Operation op, const QNetworkRequest &request, QIODevice* outgoingData) {
        requests.append(request);
        requestedUrls.append(request.url());
        return QNetworkAccessManager::createRequest(op, request, outgoingData);
    }
};

void tst_QWebPage::userStyleSheet()
{
    TestNetworkManager* networkManager = new TestNetworkManager(m_page);
    m_page->setNetworkAccessManager(networkManager);
    networkManager->requestedUrls.clear();

    m_page->settings()->setUserStyleSheetUrl(QUrl("data:text/css;charset=utf-8;base64,"
            + QByteArray("p { background-image: url('http://does.not/exist.png');}").toBase64()));
    m_view->setHtml("<p>hello world</p>");
    QVERIFY(::waitForSignal(m_view, SIGNAL(loadFinished(bool))));

    QVERIFY(networkManager->requestedUrls.count() >= 1);
    QCOMPARE(networkManager->requestedUrls.at(0), QUrl("http://does.not/exist.png"));
}

void tst_QWebPage::modified()
{
    m_page->mainFrame()->setUrl(QUrl("data:text/html,<body>blub"));
    QVERIFY(::waitForSignal(m_view, SIGNAL(loadFinished(bool))));

    m_page->mainFrame()->setUrl(QUrl("data:text/html,<body id=foo contenteditable>blah"));
    QVERIFY(::waitForSignal(m_view, SIGNAL(loadFinished(bool))));

    QVERIFY(!m_page->isModified());

//    m_page->mainFrame()->evaluateJavaScript("alert(document.getElementById('foo'))");
    m_page->mainFrame()->evaluateJavaScript("document.getElementById('foo').focus()");
    m_page->mainFrame()->evaluateJavaScript("document.execCommand('InsertText', true, 'Test');");

    QVERIFY(m_page->isModified());

    m_page->mainFrame()->evaluateJavaScript("document.execCommand('Undo', true);");

    QVERIFY(!m_page->isModified());

    m_page->mainFrame()->evaluateJavaScript("document.execCommand('Redo', true);");

    QVERIFY(m_page->isModified());

    QVERIFY(m_page->history()->canGoBack());
    QVERIFY(!m_page->history()->canGoForward());
    QCOMPARE(m_page->history()->count(), 2);
    QVERIFY(m_page->history()->backItem().isValid());
    QVERIFY(!m_page->history()->forwardItem().isValid());

    m_page->history()->back();
    QVERIFY(::waitForSignal(m_view, SIGNAL(loadFinished(bool))));

    QVERIFY(!m_page->history()->canGoBack());
    QVERIFY(m_page->history()->canGoForward());

    QVERIFY(!m_page->isModified());

    QVERIFY(m_page->history()->currentItemIndex() == 0);

    m_page->history()->setMaximumItemCount(3);
    QVERIFY(m_page->history()->maximumItemCount() == 3);

    QVariant variant("string test");
    m_page->history()->currentItem().setUserData(variant);
    QVERIFY(m_page->history()->currentItem().userData().toString() == "string test");

    m_page->mainFrame()->setUrl(QUrl("data:text/html,<body>This is second page"));
    m_page->mainFrame()->setUrl(QUrl("data:text/html,<body>This is third page"));
    QVERIFY(m_page->history()->count() == 2);
    m_page->mainFrame()->setUrl(QUrl("data:text/html,<body>This is fourth page"));
    QVERIFY(m_page->history()->count() == 2);
    m_page->mainFrame()->setUrl(QUrl("data:text/html,<body>This is fifth page"));
    QVERIFY(::waitForSignal(m_page, SIGNAL(saveFrameStateRequested(QWebFrame*,QWebHistoryItem*))));
}

void tst_QWebPage::contextMenuCrash()
{
    QWebView view;
    view.setHtml("<p>test");
    view.page()->updatePositionDependentActions(QPoint(0, 0));
    QMenu* contextMenu = 0;
    foreach (QObject* child, view.children()) {
        contextMenu = qobject_cast<QMenu*>(child);
        if (contextMenu)
            break;
    }
    QVERIFY(contextMenu);
    delete contextMenu;
}

void tst_QWebPage::database()
{
    QString path = QDir::currentPath();
    m_page->settings()->setOfflineStoragePath(path);
    QVERIFY(m_page->settings()->offlineStoragePath() == path);

    QWebSettings::setOfflineStorageDefaultQuota(1024 * 1024);
    QVERIFY(QWebSettings::offlineStorageDefaultQuota() == 1024 * 1024);

    m_page->settings()->setAttribute(QWebSettings::LocalStorageEnabled, true);
    m_page->settings()->setAttribute(QWebSettings::OfflineStorageDatabaseEnabled, true);

    QString dbFileName = path + "Databases.db";

    if (QFile::exists(dbFileName))
        QFile::remove(dbFileName);

    qRegisterMetaType<QWebFrame*>("QWebFrame*");
    QSignalSpy spy(m_page, SIGNAL(databaseQuotaExceeded(QWebFrame*,QString)));
    m_view->setHtml(QString("<html><head><script>var db; db=openDatabase('testdb', '1.0', 'test database API', 50000); </script></head><body><div></div></body></html>"), QUrl("http://www.myexample.com"));
    QTRY_COMPARE(spy.count(), 1);
    m_page->mainFrame()->evaluateJavaScript("var db2; db2=openDatabase('testdb', '1.0', 'test database API', 50000);");
    QTRY_COMPARE(spy.count(),1);

    m_page->mainFrame()->evaluateJavaScript("localStorage.test='This is a test for local storage';");
    m_view->setHtml(QString("<html><body id='b'>text</body></html>"), QUrl("http://www.myexample.com"));

    QVariant s1 = m_page->mainFrame()->evaluateJavaScript("localStorage.test");
    QCOMPARE(s1.toString(), QString("This is a test for local storage"));

    m_page->mainFrame()->evaluateJavaScript("sessionStorage.test='This is a test for session storage';");
    m_view->setHtml(QString("<html><body id='b'>text</body></html>"), QUrl("http://www.myexample.com"));
    QVariant s2 = m_page->mainFrame()->evaluateJavaScript("sessionStorage.test");
    QCOMPARE(s2.toString(), QString("This is a test for session storage"));

    m_view->setHtml(QString("<html><head></head><body><div></div></body></html>"), QUrl("http://www.myexample.com"));
    m_page->mainFrame()->evaluateJavaScript("var db3; db3=openDatabase('testdb', '1.0', 'test database API', 50000);db3.transaction(function(tx) { tx.executeSql('CREATE TABLE IF NOT EXISTS Test (text TEXT)', []); }, function(tx, result) { }, function(tx, error) { });");
    QTest::qWait(200);

    // Remove all databases.
    QWebSecurityOrigin origin = m_page->mainFrame()->securityOrigin();
    QList<QWebDatabase> dbs = origin.databases();
    for (int i = 0; i < dbs.count(); i++) {
        QString fileName = dbs[i].fileName();
        QVERIFY(QFile::exists(fileName));
        QWebDatabase::removeDatabase(dbs[i]);
        QVERIFY(!QFile::exists(fileName));
    }
    QVERIFY(!origin.databases().size());
    // Remove removed test :-)
    QWebDatabase::removeAllDatabases();
    QVERIFY(!origin.databases().size());
}

class PluginPage : public QWebPage
{
public:
    PluginPage(QObject *parent = 0)
        : QWebPage(parent) {}

    struct CallInfo
    {
        CallInfo(const QString &c, const QUrl &u,
                 const QStringList &pn, const QStringList &pv,
                 QObject *r)
            : classid(c), url(u), paramNames(pn),
              paramValues(pv), returnValue(r)
            {}
        QString classid;
        QUrl url;
        QStringList paramNames;
        QStringList paramValues;
        QObject *returnValue;
    };

    QList<CallInfo> calls;

protected:
    virtual QObject *createPlugin(const QString &classid, const QUrl &url,
                                  const QStringList &paramNames,
                                  const QStringList &paramValues)
    {
        QObject *result = 0;
        if (classid == "pushbutton")
            result = new QPushButton();
        else if (classid == "lineedit")
            result = new QLineEdit();
        if (result)
            result->setObjectName(classid);
        calls.append(CallInfo(classid, url, paramNames, paramValues, result));
        return result;
    }
};

void tst_QWebPage::createPlugin()
{
    QSignalSpy loadSpy(m_view, SIGNAL(loadFinished(bool)));

    PluginPage* newPage = new PluginPage(m_view);
    m_view->setPage(newPage);

    // plugins not enabled by default, so the plugin shouldn't be loaded
    m_view->setHtml(QString("<html><body><object type='application/x-qt-plugin' classid='pushbutton' id='mybutton'/></body></html>"));
    QTRY_COMPARE(loadSpy.count(), 1);
    QCOMPARE(newPage->calls.count(), 0);

    m_view->settings()->setAttribute(QWebSettings::PluginsEnabled, true);

    // type has to be application/x-qt-plugin
    m_view->setHtml(QString("<html><body><object type='application/x-foobarbaz' classid='pushbutton' id='mybutton'/></body></html>"));
    QTRY_COMPARE(loadSpy.count(), 2);
    QCOMPARE(newPage->calls.count(), 0);

    m_view->setHtml(QString("<html><body><object type='application/x-qt-plugin' classid='pushbutton' id='mybutton'/></body></html>"));
    QTRY_COMPARE(loadSpy.count(), 3);
    QCOMPARE(newPage->calls.count(), 1);
    {
        PluginPage::CallInfo ci = newPage->calls.takeFirst();
        QCOMPARE(ci.classid, QString::fromLatin1("pushbutton"));
        QCOMPARE(ci.url, QUrl());
        QCOMPARE(ci.paramNames.count(), 3);
        QCOMPARE(ci.paramValues.count(), 3);
        QCOMPARE(ci.paramNames.at(0), QString::fromLatin1("type"));
        QCOMPARE(ci.paramValues.at(0), QString::fromLatin1("application/x-qt-plugin"));
        QCOMPARE(ci.paramNames.at(1), QString::fromLatin1("classid"));
        QCOMPARE(ci.paramValues.at(1), QString::fromLatin1("pushbutton"));
        QCOMPARE(ci.paramNames.at(2), QString::fromLatin1("id"));
        QCOMPARE(ci.paramValues.at(2), QString::fromLatin1("mybutton"));
        QVERIFY(ci.returnValue != 0);
        QVERIFY(ci.returnValue->inherits("QPushButton"));
    }
    // test JS bindings
    QCOMPARE(newPage->mainFrame()->evaluateJavaScript("document.getElementById('mybutton').toString()").toString(),
             QString::fromLatin1("[object HTMLObjectElement]"));
    QCOMPARE(newPage->mainFrame()->evaluateJavaScript("mybutton.toString()").toString(),
             QString::fromLatin1("[object HTMLObjectElement]"));
    QCOMPARE(newPage->mainFrame()->evaluateJavaScript("typeof mybutton.objectName").toString(),
             QString::fromLatin1("string"));
    QCOMPARE(newPage->mainFrame()->evaluateJavaScript("mybutton.objectName").toString(),
             QString::fromLatin1("pushbutton"));
    QCOMPARE(newPage->mainFrame()->evaluateJavaScript("typeof mybutton.clicked").toString(),
             QString::fromLatin1("function"));
    QCOMPARE(newPage->mainFrame()->evaluateJavaScript("mybutton.clicked.toString()").toString(),
             QString::fromLatin1("function clicked() {\n    [native code]\n}"));

    m_view->setHtml(QString("<html><body><table>"
                            "<tr><object type='application/x-qt-plugin' classid='lineedit' id='myedit'/></tr>"
                            "<tr><object type='application/x-qt-plugin' classid='pushbutton' id='mybutton'/></tr>"
                            "</table></body></html>"), QUrl("http://foo.bar.baz"));
    QTRY_COMPARE(loadSpy.count(), 4);
    QCOMPARE(newPage->calls.count(), 2);
    {
        PluginPage::CallInfo ci = newPage->calls.takeFirst();
        QCOMPARE(ci.classid, QString::fromLatin1("lineedit"));
        QCOMPARE(ci.url, QUrl());
        QCOMPARE(ci.paramNames.count(), 3);
        QCOMPARE(ci.paramValues.count(), 3);
        QCOMPARE(ci.paramNames.at(0), QString::fromLatin1("type"));
        QCOMPARE(ci.paramValues.at(0), QString::fromLatin1("application/x-qt-plugin"));
        QCOMPARE(ci.paramNames.at(1), QString::fromLatin1("classid"));
        QCOMPARE(ci.paramValues.at(1), QString::fromLatin1("lineedit"));
        QCOMPARE(ci.paramNames.at(2), QString::fromLatin1("id"));
        QCOMPARE(ci.paramValues.at(2), QString::fromLatin1("myedit"));
        QVERIFY(ci.returnValue != 0);
        QVERIFY(ci.returnValue->inherits("QLineEdit"));
    }
    {
        PluginPage::CallInfo ci = newPage->calls.takeFirst();
        QCOMPARE(ci.classid, QString::fromLatin1("pushbutton"));
        QCOMPARE(ci.url, QUrl());
        QCOMPARE(ci.paramNames.count(), 3);
        QCOMPARE(ci.paramValues.count(), 3);
        QCOMPARE(ci.paramNames.at(0), QString::fromLatin1("type"));
        QCOMPARE(ci.paramValues.at(0), QString::fromLatin1("application/x-qt-plugin"));
        QCOMPARE(ci.paramNames.at(1), QString::fromLatin1("classid"));
        QCOMPARE(ci.paramValues.at(1), QString::fromLatin1("pushbutton"));
        QCOMPARE(ci.paramNames.at(2), QString::fromLatin1("id"));
        QCOMPARE(ci.paramValues.at(2), QString::fromLatin1("mybutton"));
        QVERIFY(ci.returnValue != 0);
        QVERIFY(ci.returnValue->inherits("QPushButton"));
    }

    m_view->settings()->setAttribute(QWebSettings::PluginsEnabled, false);

    m_view->setHtml(QString("<html><body><object type='application/x-qt-plugin' classid='pushbutton' id='mybutton'/></body></html>"));
    QTRY_COMPARE(loadSpy.count(), 5);
    QCOMPARE(newPage->calls.count(), 0);
}


// Standard base class for template PluginTracerPage. In tests it is used as interface.
class PluginCounterPage : public QWebPage {
public:
    int m_count;
    QPointer<QObject> m_widget;
    QObject* m_pluginParent;
    PluginCounterPage(QObject* parent = 0)
        : QWebPage(parent)
        , m_count(0)
        , m_widget(0)
        , m_pluginParent(0)
    {
       settings()->setAttribute(QWebSettings::PluginsEnabled, true);
    }
    ~PluginCounterPage()
    {
        if (m_pluginParent)
            m_pluginParent->deleteLater();
    }
};

template<class T>
class PluginTracerPage : public PluginCounterPage {
public:
    PluginTracerPage(QObject* parent = 0)
        : PluginCounterPage(parent)
    {
        // this is a dummy parent object for the created plugin
        m_pluginParent = new T;
    }
    virtual QObject* createPlugin(const QString&, const QUrl&, const QStringList&, const QStringList&)
    {
        m_count++;
        m_widget = new T;
        // need a cast to the specific type, as QObject::setParent cannot be called,
        // because it is not virtual. Instead it is necesary to call QWidget::setParent,
        // which also takes a QWidget* instead of a QObject*. Therefore we need to
        // upcast to T*, which is a QWidget.
        static_cast<T*>(m_widget.data())->setParent(static_cast<T*>(m_pluginParent));
        return m_widget;
    }
};

class PluginFactory {
public:
    enum FactoredType {QWidgetType, QGraphicsWidgetType};
    static PluginCounterPage* create(FactoredType type, QObject* parent = 0)
    {
        PluginCounterPage* result = 0;
        switch (type) {
        case QWidgetType:
            result = new PluginTracerPage<QWidget>(parent);
            break;
        case QGraphicsWidgetType:
            result = new PluginTracerPage<QGraphicsWidget>(parent);
            break;
        default: {/*Oops*/};
        }
        return result;
    }

    static void prepareTestData()
    {
        QTest::addColumn<int>("type");
        QTest::newRow("QWidget") << (int)PluginFactory::QWidgetType;
        QTest::newRow("QGraphicsWidget") << (int)PluginFactory::QGraphicsWidgetType;
    }
};

void tst_QWebPage::destroyPlugin_data()
{
    PluginFactory::prepareTestData();
}

void tst_QWebPage::destroyPlugin()
{
    QFETCH(int, type);
    PluginCounterPage* page = PluginFactory::create((PluginFactory::FactoredType)type, m_view);
    m_view->setPage(page);

    // we create the plugin, so the widget should be constructed
    QString content("<html><body><object type=\"application/x-qt-plugin\" classid=\"QProgressBar\"></object></body></html>");
    m_view->setHtml(content);
    QVERIFY(page->m_widget);
    QCOMPARE(page->m_count, 1);

    // navigate away, the plugin widget should be destructed
    m_view->setHtml("<html><body>Hi</body></html>");
    QTestEventLoop::instance().enterLoop(1);
    QVERIFY(!page->m_widget);
}

void tst_QWebPage::createViewlessPlugin_data()
{
    PluginFactory::prepareTestData();
}

void tst_QWebPage::createViewlessPlugin()
{
    QFETCH(int, type);
    PluginCounterPage* page = PluginFactory::create((PluginFactory::FactoredType)type);
    QString content("<html><body><object type=\"application/x-qt-plugin\" classid=\"QProgressBar\"></object></body></html>");
    page->mainFrame()->setHtml(content);
    QCOMPARE(page->m_count, 1);
    QVERIFY(page->m_widget);
    QVERIFY(page->m_pluginParent);
    QVERIFY(page->m_widget->parent() == page->m_pluginParent);
    delete page;

}

// import private API
void QWEBKIT_EXPORT qt_webpage_setGroupName(QWebPage* page, const QString& groupName);
QString QWEBKIT_EXPORT qt_webpage_groupName(QWebPage* page);

void tst_QWebPage::multiplePageGroupsAndLocalStorage()
{
    QDir dir(QDir::currentPath());
    dir.mkdir("path1");
    dir.mkdir("path2");

    QWebView view1;
    QWebView view2;

    view1.page()->settings()->setAttribute(QWebSettings::LocalStorageEnabled, true);
    view1.page()->settings()->setLocalStoragePath(QDir::toNativeSeparators(QDir::currentPath() + "/path1"));
    qt_webpage_setGroupName(view1.page(), "group1");
    view2.page()->settings()->setAttribute(QWebSettings::LocalStorageEnabled, true);
    view2.page()->settings()->setLocalStoragePath(QDir::toNativeSeparators(QDir::currentPath() + "/path2"));
    qt_webpage_setGroupName(view2.page(), "group2");
    QCOMPARE(qt_webpage_groupName(view1.page()), QString("group1"));
    QCOMPARE(qt_webpage_groupName(view2.page()), QString("group2"));


    view1.setHtml(QString("<html><body> </body></html>"), QUrl("http://www.myexample.com"));
    view2.setHtml(QString("<html><body> </body></html>"), QUrl("http://www.myexample.com"));

    view1.page()->mainFrame()->evaluateJavaScript("localStorage.test='value1';");
    view2.page()->mainFrame()->evaluateJavaScript("localStorage.test='value2';");

    view1.setHtml(QString("<html><body> </body></html>"), QUrl("http://www.myexample.com"));
    view2.setHtml(QString("<html><body> </body></html>"), QUrl("http://www.myexample.com"));

    QVariant s1 = view1.page()->mainFrame()->evaluateJavaScript("localStorage.test");
    QCOMPARE(s1.toString(), QString("value1"));

    QVariant s2 = view2.page()->mainFrame()->evaluateJavaScript("localStorage.test");
    QCOMPARE(s2.toString(), QString("value2"));

    QTest::qWait(1000);

    QFile::remove(QDir::toNativeSeparators(QDir::currentPath() + "/path1/http_www.myexample.com_0.localstorage"));
    QFile::remove(QDir::toNativeSeparators(QDir::currentPath() + "/path2/http_www.myexample.com_0.localstorage"));
    dir.rmdir(QDir::toNativeSeparators("./path1"));
    dir.rmdir(QDir::toNativeSeparators("./path2"));
}

class CursorTrackedPage : public QWebPage
{
public:

    CursorTrackedPage(QWidget *parent = 0): QWebPage(parent) {
        setViewportSize(QSize(1024, 768)); // big space
    }

    QString selectedText() {
        return mainFrame()->evaluateJavaScript("window.getSelection().toString()").toString();
    }

    int selectionStartOffset() {
        return mainFrame()->evaluateJavaScript("window.getSelection().getRangeAt(0).startOffset").toInt();
    }

    int selectionEndOffset() {
        return mainFrame()->evaluateJavaScript("window.getSelection().getRangeAt(0).endOffset").toInt();
    }

    // true if start offset == end offset, i.e. no selected text
    int isSelectionCollapsed() {
        return mainFrame()->evaluateJavaScript("window.getSelection().getRangeAt(0).collapsed").toBool();
    }
};

void tst_QWebPage::cursorMovements()
{
    CursorTrackedPage* page = new CursorTrackedPage;
    QString content("<html><body<p id=one>The quick brown fox</p><p id=two>jumps over the lazy dog</p><p>May the source<br/>be with you!</p></body></html>");
    page->mainFrame()->setHtml(content);

    // this will select the first paragraph
    QString script = "var range = document.createRange(); " \
        "var node = document.getElementById(\"one\"); " \
        "range.selectNode(node); " \
        "getSelection().addRange(range);";
    page->mainFrame()->evaluateJavaScript(script);
    QCOMPARE(page->selectedText().trimmed(), QString::fromLatin1("The quick brown fox"));

    // these actions must exist
    QVERIFY(page->action(QWebPage::MoveToNextChar) != 0);
    QVERIFY(page->action(QWebPage::MoveToPreviousChar) != 0);
    QVERIFY(page->action(QWebPage::MoveToNextWord) != 0);
    QVERIFY(page->action(QWebPage::MoveToPreviousWord) != 0);
    QVERIFY(page->action(QWebPage::MoveToNextLine) != 0);
    QVERIFY(page->action(QWebPage::MoveToPreviousLine) != 0);
    QVERIFY(page->action(QWebPage::MoveToStartOfLine) != 0);
    QVERIFY(page->action(QWebPage::MoveToEndOfLine) != 0);
    QVERIFY(page->action(QWebPage::MoveToStartOfBlock) != 0);
    QVERIFY(page->action(QWebPage::MoveToEndOfBlock) != 0);
    QVERIFY(page->action(QWebPage::MoveToStartOfDocument) != 0);
    QVERIFY(page->action(QWebPage::MoveToEndOfDocument) != 0);

    // right now they are disabled because contentEditable is false
    QCOMPARE(page->action(QWebPage::MoveToNextChar)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::MoveToPreviousChar)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::MoveToNextWord)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::MoveToPreviousWord)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::MoveToNextLine)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::MoveToPreviousLine)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::MoveToStartOfLine)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::MoveToEndOfLine)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::MoveToStartOfBlock)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::MoveToEndOfBlock)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::MoveToStartOfDocument)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::MoveToEndOfDocument)->isEnabled(), false);

    // make it editable before navigating the cursor
    page->setContentEditable(true);

    // here the actions are enabled after contentEditable is true
    QCOMPARE(page->action(QWebPage::MoveToNextChar)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::MoveToPreviousChar)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::MoveToNextWord)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::MoveToPreviousWord)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::MoveToNextLine)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::MoveToPreviousLine)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::MoveToStartOfLine)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::MoveToEndOfLine)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::MoveToStartOfBlock)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::MoveToEndOfBlock)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::MoveToStartOfDocument)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::MoveToEndOfDocument)->isEnabled(), true);

    // cursor will be before the word "jump"
    page->triggerAction(QWebPage::MoveToNextChar);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 0);

    // cursor will be between 'j' and 'u' in the word "jump"
    page->triggerAction(QWebPage::MoveToNextChar);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 1);

    // cursor will be between 'u' and 'm' in the word "jump"
    page->triggerAction(QWebPage::MoveToNextChar);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 2);

    // cursor will be after the word "jump"
    page->triggerAction(QWebPage::MoveToNextWord);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 5);

    // cursor will be after the word "lazy"
    page->triggerAction(QWebPage::MoveToNextWord);
    page->triggerAction(QWebPage::MoveToNextWord);
    page->triggerAction(QWebPage::MoveToNextWord);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 19);

    // cursor will be between 'z' and 'y' in "lazy"
    page->triggerAction(QWebPage::MoveToPreviousChar);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 18);

    // cursor will be between 'a' and 'z' in "lazy"
    page->triggerAction(QWebPage::MoveToPreviousChar);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 17);

    // cursor will be before the word "lazy"
    page->triggerAction(QWebPage::MoveToPreviousWord);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 15);

    // cursor will be before the word "quick"
    page->triggerAction(QWebPage::MoveToPreviousWord);
    page->triggerAction(QWebPage::MoveToPreviousWord);
    page->triggerAction(QWebPage::MoveToPreviousWord);
    page->triggerAction(QWebPage::MoveToPreviousWord);
    page->triggerAction(QWebPage::MoveToPreviousWord);
    page->triggerAction(QWebPage::MoveToPreviousWord);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 4);

    // cursor will be between 'p' and 's' in the word "jumps"
    page->triggerAction(QWebPage::MoveToNextWord);
    page->triggerAction(QWebPage::MoveToNextWord);
    page->triggerAction(QWebPage::MoveToNextWord);
    page->triggerAction(QWebPage::MoveToNextChar);
    page->triggerAction(QWebPage::MoveToNextChar);
    page->triggerAction(QWebPage::MoveToNextChar);
    page->triggerAction(QWebPage::MoveToNextChar);
    page->triggerAction(QWebPage::MoveToNextChar);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 4);

    // cursor will be before the word "jumps"
    page->triggerAction(QWebPage::MoveToStartOfLine);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 0);

    // cursor will be after the word "dog"
    page->triggerAction(QWebPage::MoveToEndOfLine);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 23);

    // cursor will be between 'w' and 'n' in "brown"
    page->triggerAction(QWebPage::MoveToStartOfLine);
    page->triggerAction(QWebPage::MoveToPreviousWord);
    page->triggerAction(QWebPage::MoveToPreviousWord);
    page->triggerAction(QWebPage::MoveToNextChar);
    page->triggerAction(QWebPage::MoveToNextChar);
    page->triggerAction(QWebPage::MoveToNextChar);
    page->triggerAction(QWebPage::MoveToNextChar);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 14);

    // cursor will be after the word "fox"
    page->triggerAction(QWebPage::MoveToEndOfLine);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 19);

    // cursor will be before the word "The"
    page->triggerAction(QWebPage::MoveToStartOfDocument);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 0);

    // cursor will be after the word "you!"
    page->triggerAction(QWebPage::MoveToEndOfDocument);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 12);

    // cursor will be before the word "be"
    page->triggerAction(QWebPage::MoveToStartOfBlock);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 0);

    // cursor will be after the word "you!"
    page->triggerAction(QWebPage::MoveToEndOfBlock);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 12);

    // try to move before the document start
    page->triggerAction(QWebPage::MoveToStartOfDocument);
    page->triggerAction(QWebPage::MoveToPreviousChar);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 0);
    page->triggerAction(QWebPage::MoveToStartOfDocument);
    page->triggerAction(QWebPage::MoveToPreviousWord);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 0);

    // try to move past the document end
    page->triggerAction(QWebPage::MoveToEndOfDocument);
    page->triggerAction(QWebPage::MoveToNextChar);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 12);
    page->triggerAction(QWebPage::MoveToEndOfDocument);
    page->triggerAction(QWebPage::MoveToNextWord);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 12);

    delete page;
}

void tst_QWebPage::textSelection()
{
    CursorTrackedPage* page = new CursorTrackedPage;
    QString content("<html><body<p id=one>The quick brown fox</p>" \
        "<p id=two>jumps over the lazy dog</p>" \
        "<p>May the source<br/>be with you!</p></body></html>");
    page->mainFrame()->setHtml(content);

    // these actions must exist
    QVERIFY(page->action(QWebPage::SelectAll) != 0);
    QVERIFY(page->action(QWebPage::SelectNextChar) != 0);
    QVERIFY(page->action(QWebPage::SelectPreviousChar) != 0);
    QVERIFY(page->action(QWebPage::SelectNextWord) != 0);
    QVERIFY(page->action(QWebPage::SelectPreviousWord) != 0);
    QVERIFY(page->action(QWebPage::SelectNextLine) != 0);
    QVERIFY(page->action(QWebPage::SelectPreviousLine) != 0);
    QVERIFY(page->action(QWebPage::SelectStartOfLine) != 0);
    QVERIFY(page->action(QWebPage::SelectEndOfLine) != 0);
    QVERIFY(page->action(QWebPage::SelectStartOfBlock) != 0);
    QVERIFY(page->action(QWebPage::SelectEndOfBlock) != 0);
    QVERIFY(page->action(QWebPage::SelectStartOfDocument) != 0);
    QVERIFY(page->action(QWebPage::SelectEndOfDocument) != 0);

    // right now they are disabled because contentEditable is false and
    // there isn't an existing selection to modify
    QCOMPARE(page->action(QWebPage::SelectNextChar)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::SelectPreviousChar)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::SelectNextWord)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::SelectPreviousWord)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::SelectNextLine)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::SelectPreviousLine)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::SelectStartOfLine)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::SelectEndOfLine)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::SelectStartOfBlock)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::SelectEndOfBlock)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::SelectStartOfDocument)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::SelectEndOfDocument)->isEnabled(), false);

    // ..but SelectAll is awalys enabled
    QCOMPARE(page->action(QWebPage::SelectAll)->isEnabled(), true);

    // this will select the first paragraph
    QString selectScript = "var range = document.createRange(); " \
        "var node = document.getElementById(\"one\"); " \
        "range.selectNode(node); " \
        "getSelection().addRange(range);";
    page->mainFrame()->evaluateJavaScript(selectScript);
    QCOMPARE(page->selectedText().trimmed(), QString::fromLatin1("The quick brown fox"));

    // here the actions are enabled after a selection has been created
    QCOMPARE(page->action(QWebPage::SelectNextChar)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectPreviousChar)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectNextWord)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectPreviousWord)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectNextLine)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectPreviousLine)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectStartOfLine)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectEndOfLine)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectStartOfBlock)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectEndOfBlock)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectStartOfDocument)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectEndOfDocument)->isEnabled(), true);

    // make it editable before navigating the cursor
    page->setContentEditable(true);

    // cursor will be before the word "The", this makes sure there is a charet
    page->triggerAction(QWebPage::MoveToStartOfDocument);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 0);

    // here the actions are enabled after contentEditable is true
    QCOMPARE(page->action(QWebPage::SelectNextChar)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectPreviousChar)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectNextWord)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectPreviousWord)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectNextLine)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectPreviousLine)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectStartOfLine)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectEndOfLine)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectStartOfBlock)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectEndOfBlock)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectStartOfDocument)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SelectEndOfDocument)->isEnabled(), true);

    delete page;
}

void tst_QWebPage::textEditing()
{
    CursorTrackedPage* page = new CursorTrackedPage;
    QString content("<html><body<p id=one>The quick brown fox</p>" \
        "<p id=two>jumps over the lazy dog</p>" \
        "<p>May the source<br/>be with you!</p></body></html>");
    page->mainFrame()->setHtml(content);

    // these actions must exist
    QVERIFY(page->action(QWebPage::Cut) != 0);
    QVERIFY(page->action(QWebPage::Copy) != 0);
    QVERIFY(page->action(QWebPage::Paste) != 0);
    QVERIFY(page->action(QWebPage::DeleteStartOfWord) != 0);
    QVERIFY(page->action(QWebPage::DeleteEndOfWord) != 0);
    QVERIFY(page->action(QWebPage::SetTextDirectionDefault) != 0);
    QVERIFY(page->action(QWebPage::SetTextDirectionLeftToRight) != 0);
    QVERIFY(page->action(QWebPage::SetTextDirectionRightToLeft) != 0);
    QVERIFY(page->action(QWebPage::ToggleBold) != 0);
    QVERIFY(page->action(QWebPage::ToggleItalic) != 0);
    QVERIFY(page->action(QWebPage::ToggleUnderline) != 0);
    QVERIFY(page->action(QWebPage::InsertParagraphSeparator) != 0);
    QVERIFY(page->action(QWebPage::InsertLineSeparator) != 0);
    QVERIFY(page->action(QWebPage::PasteAndMatchStyle) != 0);
    QVERIFY(page->action(QWebPage::RemoveFormat) != 0);
    QVERIFY(page->action(QWebPage::ToggleStrikethrough) != 0);
    QVERIFY(page->action(QWebPage::ToggleSubscript) != 0);
    QVERIFY(page->action(QWebPage::ToggleSuperscript) != 0);
    QVERIFY(page->action(QWebPage::InsertUnorderedList) != 0);
    QVERIFY(page->action(QWebPage::InsertOrderedList) != 0);
    QVERIFY(page->action(QWebPage::Indent) != 0);
    QVERIFY(page->action(QWebPage::Outdent) != 0);
    QVERIFY(page->action(QWebPage::AlignCenter) != 0);
    QVERIFY(page->action(QWebPage::AlignJustified) != 0);
    QVERIFY(page->action(QWebPage::AlignLeft) != 0);
    QVERIFY(page->action(QWebPage::AlignRight) != 0);

    // right now they are disabled because contentEditable is false
    QCOMPARE(page->action(QWebPage::Cut)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::Paste)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::DeleteStartOfWord)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::DeleteEndOfWord)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::SetTextDirectionDefault)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::SetTextDirectionLeftToRight)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::SetTextDirectionRightToLeft)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::ToggleBold)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::ToggleItalic)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::ToggleUnderline)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::InsertParagraphSeparator)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::InsertLineSeparator)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::PasteAndMatchStyle)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::RemoveFormat)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::ToggleStrikethrough)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::ToggleSubscript)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::ToggleSuperscript)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::InsertUnorderedList)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::InsertOrderedList)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::Indent)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::Outdent)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::AlignCenter)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::AlignJustified)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::AlignLeft)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::AlignRight)->isEnabled(), false);

    // Select everything
    page->triggerAction(QWebPage::SelectAll);

    // make sure it is enabled since there is a selection
    QCOMPARE(page->action(QWebPage::Copy)->isEnabled(), true);

    // make it editable before navigating the cursor
    page->setContentEditable(true);

    // clear the selection
    page->triggerAction(QWebPage::MoveToStartOfDocument);
    QVERIFY(page->isSelectionCollapsed());
    QCOMPARE(page->selectionStartOffset(), 0);

    // make sure it is disabled since there isn't a selection
    QCOMPARE(page->action(QWebPage::Copy)->isEnabled(), false);

    // here the actions are enabled after contentEditable is true
    QCOMPARE(page->action(QWebPage::Paste)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::DeleteStartOfWord)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::DeleteEndOfWord)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SetTextDirectionDefault)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SetTextDirectionLeftToRight)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::SetTextDirectionRightToLeft)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::ToggleBold)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::ToggleItalic)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::ToggleUnderline)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::InsertParagraphSeparator)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::InsertLineSeparator)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::PasteAndMatchStyle)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::ToggleStrikethrough)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::ToggleSubscript)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::ToggleSuperscript)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::InsertUnorderedList)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::InsertOrderedList)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::Indent)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::Outdent)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::AlignCenter)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::AlignJustified)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::AlignLeft)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::AlignRight)->isEnabled(), true);

    // make sure these are disabled since there isn't a selection
    QCOMPARE(page->action(QWebPage::Cut)->isEnabled(), false);
    QCOMPARE(page->action(QWebPage::RemoveFormat)->isEnabled(), false);

    // make sure everything is selected
    page->triggerAction(QWebPage::SelectAll);

    // this is only true if there is an editable selection
    QCOMPARE(page->action(QWebPage::Cut)->isEnabled(), true);
    QCOMPARE(page->action(QWebPage::RemoveFormat)->isEnabled(), true);

    delete page;
}

void tst_QWebPage::requestCache()
{
    TestPage page;
    QSignalSpy loadSpy(&page, SIGNAL(loadFinished(bool)));

    page.mainFrame()->setUrl(QString("data:text/html,<a href=\"data:text/html,Reached\" target=\"_blank\">Click me</a>"));
    QTRY_COMPARE(loadSpy.count(), 1);
    QTRY_COMPARE(page.navigations.count(), 1);

    page.mainFrame()->setUrl(QString("data:text/html,<a href=\"data:text/html,Reached\" target=\"_blank\">Click me2</a>"));
    QTRY_COMPARE(loadSpy.count(), 2);
    QTRY_COMPARE(page.navigations.count(), 2);

    page.triggerAction(QWebPage::Stop);
    QVERIFY(page.history()->canGoBack());
    page.triggerAction(QWebPage::Back);

    QTRY_COMPARE(loadSpy.count(), 3);
    QTRY_COMPARE(page.navigations.count(), 3);
    QCOMPARE(page.navigations.at(0).request.attribute(QNetworkRequest::CacheLoadControlAttribute, QNetworkRequest::PreferNetwork).toInt(),
             (int)QNetworkRequest::PreferNetwork);
    QCOMPARE(page.navigations.at(1).request.attribute(QNetworkRequest::CacheLoadControlAttribute, QNetworkRequest::PreferNetwork).toInt(),
             (int)QNetworkRequest::PreferNetwork);
    QCOMPARE(page.navigations.at(2).request.attribute(QNetworkRequest::CacheLoadControlAttribute, QNetworkRequest::PreferNetwork).toInt(),
             (int)QNetworkRequest::PreferCache);
}

void tst_QWebPage::backActionUpdate()
{
    QWebView view;
    QWebPage *page = view.page();
    QAction *action = page->action(QWebPage::Back);
    QVERIFY(!action->isEnabled());
    QSignalSpy loadSpy(page, SIGNAL(loadFinished(bool)));
    QUrl url = QUrl("qrc:///resources/index.html");
    page->mainFrame()->load(url);
    QTRY_COMPARE(loadSpy.count(), 1);
    QVERIFY(!action->isEnabled());
    QTest::mouseClick(&view, Qt::LeftButton, 0, QPoint(10, 10));
    QTRY_COMPARE(loadSpy.count(), 2);

    QVERIFY(action->isEnabled());
}

void frameAtHelper(QWebPage* webPage, QWebFrame* webFrame, QPoint framePosition)
{
    if (!webFrame)
        return;

    framePosition += QPoint(webFrame->pos());
    QList<QWebFrame*> children = webFrame->childFrames();
    for (int i = 0; i < children.size(); ++i) {
        if (children.at(i)->childFrames().size() > 0)
            frameAtHelper(webPage, children.at(i), framePosition);

        QRect frameRect(children.at(i)->pos() + framePosition, children.at(i)->geometry().size());
        QVERIFY(children.at(i) == webPage->frameAt(frameRect.topLeft()));
    }
}

void tst_QWebPage::frameAt()
{
    QWebView webView;
    QWebPage* webPage = webView.page();
    QSignalSpy loadSpy(webPage, SIGNAL(loadFinished(bool)));
    QUrl url = QUrl("qrc:///resources/iframe.html");
    webPage->mainFrame()->load(url);
    QTRY_COMPARE(loadSpy.count(), 1);
    frameAtHelper(webPage, webPage->mainFrame(), webPage->mainFrame()->pos());
}

void tst_QWebPage::inputMethods_data()
{
    QTest::addColumn<QString>("viewType");
    QTest::newRow("QWebView") << "QWebView";
#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)
    QTest::newRow("QGraphicsWebView") << "QGraphicsWebView";
#endif
}

#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)
static Qt::InputMethodHints inputMethodHints(QObject* object)
{
    if (QGraphicsObject* o = qobject_cast<QGraphicsObject*>(object))
        return o->inputMethodHints();
    if (QWidget* w = qobject_cast<QWidget*>(object))
        return w->inputMethodHints();
    return Qt::InputMethodHints();
}
#endif

static bool inputMethodEnabled(QObject* object)
{
#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)
    if (QGraphicsObject* o = qobject_cast<QGraphicsObject*>(object))
        return o->flags() & QGraphicsItem::ItemAcceptsInputMethod;
#endif
    if (QWidget* w = qobject_cast<QWidget*>(object))
        return w->testAttribute(Qt::WA_InputMethodEnabled);
    return false;
}

void tst_QWebPage::inputMethods()
{
    QFETCH(QString, viewType);
    QWebPage* page = new QWebPage;
    QObject* view = 0;
    QObject* container = 0;
    if (viewType == "QWebView") {
        QWebView* wv = new QWebView;
        wv->setPage(page);
        view = wv;
        container = view;
    }
#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)
    else if (viewType == "QGraphicsWebView") {
        QGraphicsWebView* wv = new QGraphicsWebView;
        wv->setPage(page);
        view = wv;

        QGraphicsView* gv = new QGraphicsView;
        QGraphicsScene* scene = new QGraphicsScene(gv);
        gv->setScene(scene);
        scene->addItem(wv);
        wv->setGeometry(QRect(0, 0, 500, 500));

        container = gv;
    }
#endif
    else
        QVERIFY2(false, "Unknown view type");

    page->settings()->setFontFamily(QWebSettings::SerifFont, "FooSerifFont");
    page->mainFrame()->setHtml("<html><body>" \
                                            "<input type='text' id='input1' style='font-family: serif' value='' maxlength='20'/><br>" \
                                            "<input type='password'/>" \
                                            "</body></html>");
    page->mainFrame()->setFocus();

    EventSpy viewEventSpy(container);

    QWebElementCollection inputs = page->mainFrame()->documentElement().findAll("input");

    QMouseEvent evpres(QEvent::MouseButtonPress, inputs.at(0).geometry().center(), Qt::LeftButton, Qt::NoButton, Qt::NoModifier);
    page->event(&evpres);
    QMouseEvent evrel(QEvent::MouseButtonRelease, inputs.at(0).geometry().center(), Qt::LeftButton, Qt::NoButton, Qt::NoModifier);
    page->event(&evrel);

#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)
    QVERIFY(!viewEventSpy.contains(QEvent::RequestSoftwareInputPanel));
#endif
    viewEventSpy.clear();

    page->event(&evpres);
    page->event(&evrel);

#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)
    QVERIFY(viewEventSpy.contains(QEvent::RequestSoftwareInputPanel));
#endif

    //ImMicroFocus
    QVariant variant = page->inputMethodQuery(Qt::ImMicroFocus);
    QRect focusRect = variant.toRect();
    QVERIFY(inputs.at(0).geometry().contains(variant.toRect().topLeft()));

    //ImFont
    variant = page->inputMethodQuery(Qt::ImFont);
    QFont font = variant.value<QFont>();
    QCOMPARE(page->settings()->fontFamily(QWebSettings::SerifFont), font.family());

    QList<QInputMethodEvent::Attribute> inputAttributes;

    //Insert text.
    {
        QInputMethodEvent eventText("QtWebKit", inputAttributes);
        QSignalSpy signalSpy(page, SIGNAL(microFocusChanged()));
        page->event(&eventText);
        QCOMPARE(signalSpy.count(), 0);
    }

    {
        QInputMethodEvent eventText("", inputAttributes);
        eventText.setCommitString(QString("QtWebKit"), 0, 0);
        page->event(&eventText);
    }

#if QT_VERSION >= 0x040600
    //ImMaximumTextLength
    variant = page->inputMethodQuery(Qt::ImMaximumTextLength);
    QCOMPARE(20, variant.toInt());

    //Set selection
    inputAttributes << QInputMethodEvent::Attribute(QInputMethodEvent::Selection, 3, 2, QVariant());
    QInputMethodEvent eventSelection("",inputAttributes);
    page->event(&eventSelection);

    //ImAnchorPosition
    variant = page->inputMethodQuery(Qt::ImAnchorPosition);
    int anchorPosition =  variant.toInt();
    QCOMPARE(anchorPosition, 3);

    //ImCursorPosition
    variant = page->inputMethodQuery(Qt::ImCursorPosition);
    int cursorPosition =  variant.toInt();
    QCOMPARE(cursorPosition, 5);

    //ImCurrentSelection
    variant = page->inputMethodQuery(Qt::ImCurrentSelection);
    QString selectionValue = variant.value<QString>();
    QCOMPARE(selectionValue, QString("eb"));
#endif

    //ImSurroundingText
    variant = page->inputMethodQuery(Qt::ImSurroundingText);
    QString value = variant.value<QString>();
    QCOMPARE(value, QString("QtWebKit"));

#if QT_VERSION >= 0x040600
    {
        QList<QInputMethodEvent::Attribute> attributes;
        // Clear the selection, so the next test does not clear any contents.
        QInputMethodEvent::Attribute newSelection(QInputMethodEvent::Selection, 0, 0, QVariant());
        attributes.append(newSelection);
        QInputMethodEvent event("composition", attributes);
        page->event(&event);
    }

    // A ongoing composition should not change the surrounding text before it is committed.
    variant = page->inputMethodQuery(Qt::ImSurroundingText);
    value = variant.value<QString>();
    QCOMPARE(value, QString("QtWebKit"));
#endif

    //ImhHiddenText
    QMouseEvent evpresPassword(QEvent::MouseButtonPress, inputs.at(1).geometry().center(), Qt::LeftButton, Qt::NoButton, Qt::NoModifier);
    page->event(&evpresPassword);
    QMouseEvent evrelPassword(QEvent::MouseButtonRelease, inputs.at(1).geometry().center(), Qt::LeftButton, Qt::NoButton, Qt::NoModifier);
    page->event(&evrelPassword);

    QVERIFY(inputMethodEnabled(view));
#if QT_VERSION >= 0x040600
    QVERIFY(inputMethodHints(view) & Qt::ImhHiddenText);

    page->event(&evpres);
    page->event(&evrel);
    QVERIFY(!(inputMethodHints(view) & Qt::ImhHiddenText));
#endif

    page->mainFrame()->setHtml("<html><body><p>nothing to input here");
    viewEventSpy.clear();

    QWebElement para = page->mainFrame()->findFirstElement("p");
    {
        QMouseEvent evpres(QEvent::MouseButtonPress, para.geometry().center(), Qt::LeftButton, Qt::NoButton, Qt::NoModifier);
        page->event(&evpres);
        QMouseEvent evrel(QEvent::MouseButtonRelease, para.geometry().center(), Qt::LeftButton, Qt::NoButton, Qt::NoModifier);
        page->event(&evrel);
    }

#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)
    QVERIFY(!viewEventSpy.contains(QEvent::RequestSoftwareInputPanel));
#endif

    delete container;
}

// import a little DRT helper function to trigger the garbage collector
void QWEBKIT_EXPORT qt_drt_garbageCollector_collect();

void tst_QWebPage::protectBindingsRuntimeObjectsFromCollector()
{
    QSignalSpy loadSpy(m_view, SIGNAL(loadFinished(bool)));

    PluginPage* newPage = new PluginPage(m_view);
    m_view->setPage(newPage);

    m_view->settings()->setAttribute(QWebSettings::PluginsEnabled, true);

    m_view->setHtml(QString("<html><body><object type='application/x-qt-plugin' classid='lineedit' id='mylineedit'/></body></html>"));
    QTRY_COMPARE(loadSpy.count(), 1);

    newPage->mainFrame()->evaluateJavaScript("function testme(text) { var lineedit = document.getElementById('mylineedit'); lineedit.setText(text); lineedit.selectAll(); }");

    newPage->mainFrame()->evaluateJavaScript("testme('foo')");

    qt_drt_garbageCollector_collect();

    // don't crash!
    newPage->mainFrame()->evaluateJavaScript("testme('bar')");
}

void tst_QWebPage::localURLSchemes()
{
    int i = QWebSecurityOrigin::localSchemes().size();

    QWebSecurityOrigin::removeLocalScheme("file");
    QTRY_COMPARE(QWebSecurityOrigin::localSchemes().size(), i);
    QWebSecurityOrigin::addLocalScheme("file");
    QTRY_COMPARE(QWebSecurityOrigin::localSchemes().size(), i);

    QWebSecurityOrigin::removeLocalScheme("qrc");
    QTRY_COMPARE(QWebSecurityOrigin::localSchemes().size(), i - 1);
    QWebSecurityOrigin::addLocalScheme("qrc");
    QTRY_COMPARE(QWebSecurityOrigin::localSchemes().size(), i);

    QString myscheme = "myscheme";
    QWebSecurityOrigin::addLocalScheme(myscheme);
    QTRY_COMPARE(QWebSecurityOrigin::localSchemes().size(), i + 1);
    QVERIFY(QWebSecurityOrigin::localSchemes().contains(myscheme));
    QWebSecurityOrigin::removeLocalScheme(myscheme);
    QTRY_COMPARE(QWebSecurityOrigin::localSchemes().size(), i);
    QWebSecurityOrigin::removeLocalScheme(myscheme);
    QTRY_COMPARE(QWebSecurityOrigin::localSchemes().size(), i);
}

static inline bool testFlag(QWebPage& webPage, QWebSettings::WebAttribute settingAttribute, const QString& jsObjectName, bool settingValue)
{
    webPage.settings()->setAttribute(settingAttribute, settingValue);
    return webPage.mainFrame()->evaluateJavaScript(QString("(window.%1 != undefined)").arg(jsObjectName)).toBool();
}

void tst_QWebPage::testOptionalJSObjects()
{
    // Once a feature is enabled and the JS object is accessed turning off the setting will not turn off
    // the visibility of the JS object any more. For this reason this test uses two QWebPage instances.
    // Part of the test is to make sure that the QWebPage instances do not interfere with each other so turning on
    // a feature for one instance will not turn it on for another.

    QWebPage webPage1;
    QWebPage webPage2;

    webPage1.currentFrame()->setHtml(QString("<html><body>test</body></html>"), QUrl());
    webPage2.currentFrame()->setHtml(QString("<html><body>test</body></html>"), QUrl());

    QEXPECT_FAIL("","Feature enabled/disabled checking problem. Look at bugs.webkit.org/show_bug.cgi?id=29867", Continue);
    QCOMPARE(testFlag(webPage1, QWebSettings::OfflineWebApplicationCacheEnabled, "applicationCache", false), false);
    QCOMPARE(testFlag(webPage2, QWebSettings::OfflineWebApplicationCacheEnabled, "applicationCache", true),  true);
    QEXPECT_FAIL("","Feature enabled/disabled checking problem. Look at bugs.webkit.org/show_bug.cgi?id=29867", Continue);
    QCOMPARE(testFlag(webPage1, QWebSettings::OfflineWebApplicationCacheEnabled, "applicationCache", false), false);
    QCOMPARE(testFlag(webPage2, QWebSettings::OfflineWebApplicationCacheEnabled, "applicationCache", false), true);

    QCOMPARE(testFlag(webPage1, QWebSettings::LocalStorageEnabled, "localStorage", false), false);
    QCOMPARE(testFlag(webPage2, QWebSettings::LocalStorageEnabled, "localStorage", true),  true);
    QCOMPARE(testFlag(webPage1, QWebSettings::LocalStorageEnabled, "localStorage", false), false);
    QCOMPARE(testFlag(webPage2, QWebSettings::LocalStorageEnabled, "localStorage", false), true);
}

void tst_QWebPage::testEnablePersistentStorage()
{
    QWebPage webPage;

    // By default all persistent options should be disabled
    QCOMPARE(webPage.settings()->testAttribute(QWebSettings::LocalStorageEnabled), false);
    QCOMPARE(webPage.settings()->testAttribute(QWebSettings::OfflineStorageDatabaseEnabled), false);
    QCOMPARE(webPage.settings()->testAttribute(QWebSettings::OfflineWebApplicationCacheEnabled), false);
    QVERIFY(webPage.settings()->iconDatabasePath().isEmpty());

    QWebSettings::enablePersistentStorage();


    QTRY_COMPARE(webPage.settings()->testAttribute(QWebSettings::LocalStorageEnabled), true);
    QTRY_COMPARE(webPage.settings()->testAttribute(QWebSettings::OfflineStorageDatabaseEnabled), true);
    QTRY_COMPARE(webPage.settings()->testAttribute(QWebSettings::OfflineWebApplicationCacheEnabled), true);

    QTRY_VERIFY(!webPage.settings()->offlineStoragePath().isEmpty());
    QTRY_VERIFY(!webPage.settings()->offlineWebApplicationCachePath().isEmpty());
    QTRY_VERIFY(!webPage.settings()->iconDatabasePath().isEmpty());
}

void tst_QWebPage::defaultTextEncoding()
{
    QWebFrame* mainFrame = m_page->mainFrame();

    QString defaultCharset = mainFrame->evaluateJavaScript("document.defaultCharset").toString();
    QVERIFY(!defaultCharset.isEmpty());
    QCOMPARE(QWebSettings::globalSettings()->defaultTextEncoding(), defaultCharset);

    m_page->settings()->setDefaultTextEncoding(QString("utf-8"));
    QString charset = mainFrame->evaluateJavaScript("document.defaultCharset").toString();
    QCOMPARE(charset, QString("utf-8"));
    QCOMPARE(m_page->settings()->defaultTextEncoding(), charset);

    m_page->settings()->setDefaultTextEncoding(QString());
    charset = mainFrame->evaluateJavaScript("document.defaultCharset").toString();
    QVERIFY(!charset.isEmpty());
    QCOMPARE(charset, defaultCharset);

    QWebSettings::globalSettings()->setDefaultTextEncoding(QString("utf-8"));
    charset = mainFrame->evaluateJavaScript("document.defaultCharset").toString();
    QCOMPARE(charset, QString("utf-8"));
    QCOMPARE(QWebSettings::globalSettings()->defaultTextEncoding(), charset);
}

class ErrorPage : public QWebPage
{
public:

    ErrorPage(QWidget* parent = 0): QWebPage(parent)
    {
    }

    virtual bool supportsExtension(Extension extension) const
    {
        return extension == ErrorPageExtension;
    }

    virtual bool extension(Extension, const ExtensionOption* option, ExtensionReturn* output)
    {
        ErrorPageExtensionReturn* errorPage = static_cast<ErrorPageExtensionReturn*>(output);

        errorPage->content = "data:text/html,error";
        return true;
    }
};

void tst_QWebPage::errorPageExtension()
{
    ErrorPage* page = new ErrorPage;
    m_view->setPage(page);

    QSignalSpy spyLoadFinished(m_view, SIGNAL(loadFinished(bool)));

    m_view->setUrl(QUrl("data:text/html,foo"));
    QTRY_COMPARE(spyLoadFinished.count(), 1);

    page->mainFrame()->setUrl(QUrl("http://non.existent/url"));
    QTRY_COMPARE(spyLoadFinished.count(), 2);
    QCOMPARE(page->mainFrame()->toPlainText(), QString("data:text/html,error"));
    QCOMPARE(page->history()->count(), 2);
    QCOMPARE(page->history()->currentItem().url(), QUrl("http://non.existent/url"));
    QCOMPARE(page->history()->canGoBack(), true);
    QCOMPARE(page->history()->canGoForward(), false);

    page->triggerAction(QWebPage::Back);
    QTRY_COMPARE(page->history()->canGoBack(), false);
    QTRY_COMPARE(page->history()->canGoForward(), true);

    page->triggerAction(QWebPage::Forward);
    QTRY_COMPARE(page->history()->canGoBack(), true);
    QTRY_COMPARE(page->history()->canGoForward(), false);

    page->triggerAction(QWebPage::Back);
    QTRY_COMPARE(page->history()->canGoBack(), false);
    QTRY_COMPARE(page->history()->canGoForward(), true);
    QTRY_COMPARE(page->history()->currentItem().url(), QUrl("data:text/html,foo"));

    m_view->setPage(0);
}

void tst_QWebPage::errorPageExtensionInIFrames()
{
    ErrorPage* page = new ErrorPage;
    m_view->setPage(page);

    m_view->setHtml(QString("data:text/html,"
                            "<h1>h1</h1>"
                            "<iframe src='data:text/html,<p/>p'></iframe>"
                            "<iframe src='non-existent.html'></iframe>"));
    QSignalSpy spyLoadFinished(m_view, SIGNAL(loadFinished(bool)));
    QTRY_COMPARE(spyLoadFinished.count(), 1);

    QCOMPARE(page->mainFrame()->childFrames()[1]->toPlainText(), QString("data:text/html,error"));

    m_view->setPage(0);
}

void tst_QWebPage::errorPageExtensionInFrameset()
{
    ErrorPage* page = new ErrorPage;
    m_view->setPage(page);

    m_view->load(QUrl("qrc:///resources/index.html"));

    QSignalSpy spyLoadFinished(m_view, SIGNAL(loadFinished(bool)));
    QTRY_COMPARE(spyLoadFinished.count(), 1);
    QCOMPARE(page->mainFrame()->childFrames()[1]->toPlainText(), QString("data:text/html,error"));

    m_view->setPage(0);
}

void tst_QWebPage::crashTests_LazyInitializationOfMainFrame()
{
    {
        QWebPage webPage;
    }
    {
        QWebPage webPage;
        webPage.selectedText();
    }
    {
        QWebPage webPage;
        webPage.triggerAction(QWebPage::Back, true);
    }
    {
        QWebPage webPage;
        QPoint pos(10,10);
        webPage.updatePositionDependentActions(pos);
    }
}

static void takeScreenshot(QWebPage* page)
{
    QWebFrame* mainFrame = page->mainFrame();
    page->setViewportSize(mainFrame->contentsSize());
    QImage image(page->viewportSize(), QImage::Format_ARGB32);
    QPainter painter(&image);
    mainFrame->render(&painter);
    painter.end();
}

void tst_QWebPage::screenshot_data()
{
    QTest::addColumn<QString>("html");
    QTest::newRow("WithoutPlugin") << "<html><body id='b'>text</body></html>";
    QTest::newRow("WindowedPlugin") << QString("<html><body id='b'>text<embed src='resources/test.swf'></embed></body></html>");
    QTest::newRow("WindowlessPlugin") << QString("<html><body id='b'>text<embed src='resources/test.swf' wmode='transparent'></embed></body></html>");
}

void tst_QWebPage::screenshot()
{
    if (!QDir(TESTS_SOURCE_DIR).exists())
        QSKIP(QString("This test requires access to resources found in '%1'").arg(TESTS_SOURCE_DIR).toLatin1().constData(), SkipAll);

    QDir::setCurrent(TESTS_SOURCE_DIR);

    QFETCH(QString, html);
    QWebPage* page = new QWebPage;
    page->settings()->setAttribute(QWebSettings::PluginsEnabled, true);
    QWebFrame* mainFrame = page->mainFrame();
    mainFrame->setHtml(html, QUrl::fromLocalFile(TESTS_SOURCE_DIR));
    ::waitForSignal(mainFrame, SIGNAL(loadFinished(bool)), 2000);

    // take screenshot without a view
    takeScreenshot(page);

    QWebView* view = new QWebView;
    view->setPage(page);

    // take screenshot when attached to a view
    takeScreenshot(page);

    delete page;
    delete view;

    QDir::setCurrent(QApplication::applicationDirPath());
}

void tst_QWebPage::originatingObjectInNetworkRequests()
{
    TestNetworkManager* networkManager = new TestNetworkManager(m_page);
    m_page->setNetworkAccessManager(networkManager);
    networkManager->requests.clear();

    m_view->setHtml(QString("data:text/html,<frameset cols=\"25%,75%\"><frame src=\"data:text/html,"
                            "<head><meta http-equiv='refresh' content='1'></head>foo \">"
                            "<frame src=\"data:text/html,bar\"></frameset>"), QUrl());
    QVERIFY(::waitForSignal(m_view, SIGNAL(loadFinished(bool))));

    QCOMPARE(networkManager->requests.count(), 2);

    QList<QWebFrame*> childFrames = m_page->mainFrame()->childFrames();
    QCOMPARE(childFrames.count(), 2);

#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)
    for (int i = 0; i < 2; ++i)
        QVERIFY(qobject_cast<QWebFrame*>(networkManager->requests.at(i).originatingObject()) == childFrames.at(i));
#endif
}

/**
 * Test fixups for https://bugs.webkit.org/show_bug.cgi?id=30914
 *
 * From JS we test the following conditions.
 *
 *   OK     + QString() => SUCCESS, empty string (but not null)
 *   OK     + "text"    => SUCCESS, "text"
 *   CANCEL + QString() => CANCEL, null string
 *   CANCEL + "text"    => CANCEL, null string
 */
class JSPromptPage : public QWebPage {
    Q_OBJECT
public:
    JSPromptPage()
    {}

    bool javaScriptPrompt(QWebFrame* frame, const QString& msg, const QString& defaultValue, QString* result)
    {
        if (msg == QLatin1String("test1")) {
            *result = QString();
            return true;
        } else if (msg == QLatin1String("test2")) {
            *result = QLatin1String("text");
            return true;
        } else if (msg == QLatin1String("test3")) {
            *result = QString();
            return false;
        } else if (msg == QLatin1String("test4")) {
            *result = QLatin1String("text");
            return false;
        }

        qFatal("Unknown msg.");
        return QWebPage::javaScriptPrompt(frame, msg, defaultValue, result);
    }
};

void tst_QWebPage::testJSPrompt()
{
    JSPromptPage page;
    bool res;

    // OK + QString()
    res = page.mainFrame()->evaluateJavaScript(
            "var retval = prompt('test1');"
            "retval=='' && retval.length == 0;").toBool();
    QVERIFY(res);

    // OK + "text"
    res = page.mainFrame()->evaluateJavaScript(
            "var retval = prompt('test2');"
            "retval=='text' && retval.length == 4;").toBool();
    QVERIFY(res);

    // Cancel + QString()
    res = page.mainFrame()->evaluateJavaScript(
            "var retval = prompt('test3');"
            "retval===null;").toBool();
    QVERIFY(res);

    // Cancel + "text"
    res = page.mainFrame()->evaluateJavaScript(
            "var retval = prompt('test4');"
            "retval===null;").toBool();
    QVERIFY(res);
}

class TestModalPage : public QWebPage
{
    Q_OBJECT
public:
    TestModalPage(QObject* parent = 0) : QWebPage(parent) {
    }
    virtual QWebPage* createWindow(WebWindowType) {
        QWebPage* page = new TestModalPage();
        connect(page, SIGNAL(windowCloseRequested()), page, SLOT(deleteLater()));
        return page;
    }
};

void tst_QWebPage::showModalDialog()
{
    TestModalPage page;
    page.mainFrame()->setHtml(QString("<html></html>"));
    QString res = page.mainFrame()->evaluateJavaScript("window.showModalDialog('javascript:window.returnValue=dialogArguments; window.close();', 'This is a test');").toString();
    QCOMPARE(res, QString("This is a test"));
}

QTEST_MAIN(tst_QWebPage)
#include "tst_qwebpage.moc"