/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWebEngine module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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** $QT_END_LICENSE$
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****************************************************************************/

#include <QtTest/QtTest>
#include "../util.h"

#include <qwebenginepage.h>
#include <qwebengineprofile.h>
#include <qwebenginesettings.h>
#include <qwebengineview.h>


class tst_FaviconManager : public QObject {
    Q_OBJECT

public Q_SLOTS:
    void init();
    void initTestCase();
    void cleanupTestCase();
    void cleanup();

private Q_SLOTS:
    void faviconLoad();
    void faviconLoadFromResources();
    void faviconLoadEncodedUrl();
    void noFavicon();
    void aboutBlank();
    void unavailableFavicon();
    void errorPageEnabled();
    void errorPageDisabled();
    void bestFavicon();
    void touchIcon();
    void multiIcon();
    void candidateIcon();
    void downloadIconsDisabled_data();
    void downloadIconsDisabled();
    void downloadTouchIconsEnabled_data();
    void downloadTouchIconsEnabled();
    void dynamicFavicon();
    void touchIconWithSameURL();

private:
    QWebEngineView *m_view;
    QWebEnginePage *m_page;
    QWebEngineProfile *m_profile;
};


void tst_FaviconManager::init()
{
    m_profile = new QWebEngineProfile(this);
    m_view = new QWebEngineView();
    m_page = new QWebEnginePage(m_profile, m_view);
    m_view->setPage(m_page);
}


void tst_FaviconManager::initTestCase()
{
}

void tst_FaviconManager::cleanupTestCase()
{
}


void tst_FaviconManager::cleanup()
{
    delete m_view;
    delete m_profile;
}

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

    QSignalSpy loadFinishedSpy(m_page, SIGNAL(loadFinished(bool)));
    QSignalSpy iconUrlChangedSpy(m_page, SIGNAL(iconUrlChanged(QUrl)));
    QSignalSpy iconChangedSpy(m_page, SIGNAL(iconChanged(QIcon)));

    QUrl url = QUrl::fromLocalFile(TESTS_SOURCE_DIR + QLatin1String("faviconmanager/resources/favicon-single.html"));
    m_page->load(url);

    QTRY_COMPARE_WITH_TIMEOUT(loadFinishedSpy.count(), 1, 30000);
    QTRY_COMPARE(iconUrlChangedSpy.count(), 1);
    QTRY_COMPARE(iconChangedSpy.count(), 1);

    QUrl iconUrl = iconUrlChangedSpy.at(0).at(0).toString();
    QCOMPARE(iconUrl, m_page->iconUrl());
    QCOMPARE(iconUrl, QUrl::fromLocalFile(TESTS_SOURCE_DIR + QLatin1String("faviconmanager/resources/icons/qt32.ico")));

    const QIcon &icon = m_page->icon();
    QVERIFY(!icon.isNull());

    QCOMPARE(icon.availableSizes().count(), 1);
    QSize iconSize = icon.availableSizes().first();
    QCOMPARE(iconSize, QSize(32, 32));
}

void tst_FaviconManager::faviconLoadFromResources()
{
    QSignalSpy loadFinishedSpy(m_page, SIGNAL(loadFinished(bool)));
    QSignalSpy iconUrlChangedSpy(m_page, SIGNAL(iconUrlChanged(QUrl)));
    QSignalSpy iconChangedSpy(m_page, SIGNAL(iconChanged(QIcon)));

    QUrl url("qrc:/resources/favicon-single.html");
    m_page->load(url);

    QTRY_COMPARE_WITH_TIMEOUT(loadFinishedSpy.count(), 1, 30000);
    QTRY_COMPARE(iconUrlChangedSpy.count(), 1);
    QTRY_COMPARE(iconChangedSpy.count(), 1);

    QUrl iconUrl = iconUrlChangedSpy.at(0).at(0).toString();
    QCOMPARE(iconUrl, m_page->iconUrl());
    QCOMPARE(iconUrl, QUrl("qrc:/resources/icons/qt32.ico"));

    const QIcon &icon = m_page->icon();
    QVERIFY(!icon.isNull());

    QCOMPARE(icon.availableSizes().count(), 1);
    QSize iconSize = icon.availableSizes().first();
    QCOMPARE(iconSize, QSize(32, 32));
}

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

    QSignalSpy loadFinishedSpy(m_page, SIGNAL(loadFinished(bool)));
    QSignalSpy iconUrlChangedSpy(m_page, SIGNAL(iconUrlChanged(QUrl)));
    QSignalSpy iconChangedSpy(m_page, SIGNAL(iconChanged(QIcon)));

    QString urlString = QUrl::fromLocalFile(TESTS_SOURCE_DIR + QLatin1String("faviconmanager/resources/favicon-single.html")).toString();
    QUrl url(urlString + QLatin1String("?favicon=load should work with#whitespace!"));
    m_page->load(url);

    QTRY_COMPARE_WITH_TIMEOUT(loadFinishedSpy.count(), 1, 30000);
    QTRY_COMPARE(iconUrlChangedSpy.count(), 1);
    QTRY_COMPARE(iconChangedSpy.count(), 1);

    QUrl iconUrl = iconUrlChangedSpy.at(0).at(0).toString();
    QCOMPARE(m_page->iconUrl(), iconUrl);
    QCOMPARE(iconUrl, QUrl::fromLocalFile(TESTS_SOURCE_DIR + QLatin1String("faviconmanager/resources/icons/qt32.ico")));

    const QIcon &icon = m_page->icon();
    QVERIFY(!icon.isNull());

    QCOMPARE(icon.availableSizes().count(), 1);
    QSize iconSize = icon.availableSizes().first();
    QCOMPARE(iconSize, QSize(32, 32));
}

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

    QSignalSpy loadFinishedSpy(m_page, SIGNAL(loadFinished(bool)));
    QSignalSpy iconUrlChangedSpy(m_page, SIGNAL(iconUrlChanged(QUrl)));
    QSignalSpy iconChangedSpy(m_page, SIGNAL(iconChanged(QIcon)));

    QUrl url = QUrl::fromLocalFile(TESTS_SOURCE_DIR + QLatin1String("faviconmanager/resources/test1.html"));
    m_page->load(url);

    QTRY_COMPARE_WITH_TIMEOUT(loadFinishedSpy.count(), 1, 30000);
    QCOMPARE(iconUrlChangedSpy.count(), 0);
    QCOMPARE(iconChangedSpy.count(), 0);

    QVERIFY(m_page->iconUrl().isEmpty());
    QVERIFY(m_page->icon().isNull());
}

void tst_FaviconManager::aboutBlank()
{
    QSignalSpy loadFinishedSpy(m_page, SIGNAL(loadFinished(bool)));
    QSignalSpy iconUrlChangedSpy(m_page, SIGNAL(iconUrlChanged(QUrl)));
    QSignalSpy iconChangedSpy(m_page, SIGNAL(iconChanged(QIcon)));

    QUrl url("about:blank");
    m_page->load(url);

    QTRY_COMPARE_WITH_TIMEOUT(loadFinishedSpy.count(), 1, 30000);
    QCOMPARE(iconUrlChangedSpy.count(), 0);
    QCOMPARE(iconChangedSpy.count(), 0);

    QVERIFY(m_page->iconUrl().isEmpty());
    QVERIFY(m_page->icon().isNull());
}

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

    QSignalSpy loadFinishedSpy(m_page, SIGNAL(loadFinished(bool)));
    QSignalSpy iconUrlChangedSpy(m_page, SIGNAL(iconUrlChanged(QUrl)));
    QSignalSpy iconChangedSpy(m_page, SIGNAL(iconChanged(QIcon)));

    QUrl url = QUrl::fromLocalFile(TESTS_SOURCE_DIR + QLatin1String("faviconmanager/resources/favicon-unavailable.html"));
    m_page->load(url);

    QTRY_COMPARE_WITH_TIMEOUT(loadFinishedSpy.count(), 1, 30000);
    QCOMPARE(iconUrlChangedSpy.count(), 0);
    QCOMPARE(iconChangedSpy.count(), 0);

    QVERIFY(m_page->iconUrl().isEmpty());
    QVERIFY(m_page->icon().isNull());
}

void tst_FaviconManager::errorPageEnabled()
{
    m_page->settings()->setAttribute(QWebEngineSettings::ErrorPageEnabled, true);

    QSignalSpy loadFinishedSpy(m_page, SIGNAL(loadFinished(bool)));
    QSignalSpy iconUrlChangedSpy(m_page, SIGNAL(iconUrlChanged(QUrl)));
    QSignalSpy iconChangedSpy(m_page, SIGNAL(iconChanged(QIcon)));

    QUrl url("http://url.invalid");
    m_page->load(url);

    QTRY_COMPARE_WITH_TIMEOUT(loadFinishedSpy.count(), 1, 30000);
    QCOMPARE(iconUrlChangedSpy.count(), 0);
    QCOMPARE(iconChangedSpy.count(), 0);

    QVERIFY(m_page->iconUrl().isEmpty());
    QVERIFY(m_page->icon().isNull());
}

void tst_FaviconManager::errorPageDisabled()
{
    m_page->settings()->setAttribute(QWebEngineSettings::ErrorPageEnabled, false);

    QSignalSpy loadFinishedSpy(m_page, SIGNAL(loadFinished(bool)));
    QSignalSpy iconUrlChangedSpy(m_page, SIGNAL(iconUrlChanged(QUrl)));
    QSignalSpy iconChangedSpy(m_page, SIGNAL(iconChanged(QIcon)));

    QUrl url("http://url.invalid");
    m_page->load(url);

    QTRY_COMPARE_WITH_TIMEOUT(loadFinishedSpy.count(), 1, 30000);
    QCOMPARE(iconUrlChangedSpy.count(), 0);
    QCOMPARE(iconChangedSpy.count(), 0);

    QVERIFY(m_page->iconUrl().isEmpty());
    QVERIFY(m_page->icon().isNull());
}

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

    QSignalSpy loadFinishedSpy(m_page, SIGNAL(loadFinished(bool)));
    QSignalSpy iconUrlChangedSpy(m_page, SIGNAL(iconUrlChanged(QUrl)));
    QSignalSpy iconChangedSpy(m_page, SIGNAL(iconChanged(QIcon)));

    QUrl url, iconUrl;
    QIcon icon;
    QSize iconSize;

    url = QUrl::fromLocalFile(TESTS_SOURCE_DIR + QLatin1String("faviconmanager/resources/favicon-misc.html"));
    m_page->load(url);

    QTRY_COMPARE_WITH_TIMEOUT(loadFinishedSpy.count(), 1, 30000);
    QTRY_COMPARE(iconUrlChangedSpy.count(), 1);
    QTRY_COMPARE(iconChangedSpy.count(), 1);

    iconUrl = iconUrlChangedSpy.at(0).at(0).toString();
    QCOMPARE(iconUrl, m_page->iconUrl());
    // Touch icon is ignored
    QCOMPARE(iconUrl, QUrl::fromLocalFile(TESTS_SOURCE_DIR + QLatin1String("faviconmanager/resources/icons/qt32.ico")));

    icon = m_page->icon();
    QVERIFY(!icon.isNull());

    QCOMPARE(icon.availableSizes().count(), 1);
    iconSize = icon.availableSizes().first();
    QCOMPARE(iconSize, QSize(32, 32));

    loadFinishedSpy.clear();
    iconUrlChangedSpy.clear();
    iconChangedSpy.clear();

    url = QUrl::fromLocalFile(TESTS_SOURCE_DIR + QLatin1String("faviconmanager/resources/favicon-shortcut.html"));
    m_page->load(url);

    QTRY_COMPARE_WITH_TIMEOUT(loadFinishedSpy.count(), 1, 30000);
    QTRY_VERIFY(iconUrlChangedSpy.count() >= 1);
    QTRY_VERIFY(iconChangedSpy.count() >= 1);

    iconUrl = iconUrlChangedSpy.last().at(0).toString();

    // If the icon URL is empty we have to wait for
    // the second iconChanged signal that propagates the expected URL
    if (iconUrl.isEmpty()) {
        QTRY_COMPARE(iconUrlChangedSpy.count(), 2);
        QTRY_COMPARE(iconChangedSpy.count(), 2);
        iconUrl = iconUrlChangedSpy.last().at(0).toString();
    }

    QCOMPARE(iconUrl, m_page->iconUrl());
    QCOMPARE(iconUrl, QUrl::fromLocalFile(TESTS_SOURCE_DIR + QLatin1String("faviconmanager/resources/icons/qt144.png")));

    icon = m_page->icon();
    QVERIFY(!icon.isNull());

    QVERIFY(icon.availableSizes().count() >= 1);
    QVERIFY(icon.availableSizes().contains(QSize(144, 144)));
}

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

    QSignalSpy loadFinishedSpy(m_page, SIGNAL(loadFinished(bool)));
    QSignalSpy iconUrlChangedSpy(m_page, SIGNAL(iconUrlChanged(QUrl)));
    QSignalSpy iconChangedSpy(m_page, SIGNAL(iconChanged(QIcon)));

    QUrl url = QUrl::fromLocalFile(TESTS_SOURCE_DIR + QLatin1String("faviconmanager/resources/favicon-touch.html"));
    m_page->load(url);

    QTRY_COMPARE_WITH_TIMEOUT(loadFinishedSpy.count(), 1, 30000);
    QCOMPARE(iconUrlChangedSpy.count(), 0);
    QCOMPARE(iconChangedSpy.count(), 0);

    QVERIFY(m_page->iconUrl().isEmpty());
    QVERIFY(m_page->icon().isNull());
}

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

    QSignalSpy loadFinishedSpy(m_page, SIGNAL(loadFinished(bool)));
    QSignalSpy iconUrlChangedSpy(m_page, SIGNAL(iconUrlChanged(QUrl)));
    QSignalSpy iconChangedSpy(m_page, SIGNAL(iconChanged(QIcon)));

    QUrl url = QUrl::fromLocalFile(TESTS_SOURCE_DIR + QLatin1String("faviconmanager/resources/favicon-multi.html"));
    m_page->load(url);

    QTRY_COMPARE_WITH_TIMEOUT(loadFinishedSpy.count(), 1, 30000);
    QTRY_COMPARE(iconUrlChangedSpy.count(), 1);
    QTRY_COMPARE(iconChangedSpy.count(), 1);

    QUrl iconUrl = iconUrlChangedSpy.at(0).at(0).toString();
    QCOMPARE(m_page->iconUrl(), iconUrl);
    QCOMPARE(iconUrl, QUrl::fromLocalFile(TESTS_SOURCE_DIR + QLatin1String("faviconmanager/resources/icons/qtmulti.ico")));

    const QIcon &icon = m_page->icon();
    QVERIFY(!icon.isNull());
    QCOMPARE(icon.availableSizes().count(), 3);
    QVERIFY(icon.availableSizes().contains(QSize(16, 16)));
    QVERIFY(icon.availableSizes().contains(QSize(32, 32)));
    QVERIFY(icon.availableSizes().contains(QSize(64, 64)));
}

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

    QSignalSpy loadFinishedSpy(m_page, SIGNAL(loadFinished(bool)));
    QSignalSpy iconUrlChangedSpy(m_page, SIGNAL(iconUrlChanged(QUrl)));
    QSignalSpy iconChangedSpy(m_page, SIGNAL(iconChanged(QIcon)));

    QUrl url = QUrl::fromLocalFile(TESTS_SOURCE_DIR + QLatin1String("faviconmanager/resources/favicon-shortcut.html"));
    m_page->load(url);

    QTRY_COMPARE_WITH_TIMEOUT(loadFinishedSpy.count(), 1, 30000);
    QTRY_COMPARE(iconUrlChangedSpy.count(), 1);
    QTRY_COMPARE(iconChangedSpy.count(), 1);

    QUrl iconUrl = iconUrlChangedSpy.at(0).at(0).toString();
    QCOMPARE(m_page->iconUrl(), iconUrl);
    QCOMPARE(iconUrl, QUrl::fromLocalFile(TESTS_SOURCE_DIR + QLatin1String("faviconmanager/resources/icons/qt144.png")));

    const QIcon &icon = m_page->icon();
    QVERIFY(!icon.isNull());
    QCOMPARE(icon.availableSizes().count(), 2);
    QVERIFY(icon.availableSizes().contains(QSize(32, 32)));
    QVERIFY(icon.availableSizes().contains(QSize(144, 144)));
}

void tst_FaviconManager::downloadIconsDisabled_data()
{
    QTest::addColumn<QUrl>("url");
    QTest::newRow("misc") << QUrl("qrc:/resources/favicon-misc.html");
    QTest::newRow("shortcut") << QUrl("qrc:/resources/favicon-shortcut.html");
    QTest::newRow("single") << QUrl("qrc:/resources/favicon-single.html");
    QTest::newRow("touch") << QUrl("qrc:/resources/favicon-touch.html");
    QTest::newRow("unavailable") << QUrl("qrc:/resources/favicon-unavailable.html");
}

void tst_FaviconManager::downloadIconsDisabled()
{
    QFETCH(QUrl, url);

    m_page->settings()->setAttribute(QWebEngineSettings::AutoLoadIconsForPage, false);

    QSignalSpy loadFinishedSpy(m_page, SIGNAL(loadFinished(bool)));
    QSignalSpy iconUrlChangedSpy(m_page, SIGNAL(iconUrlChanged(QUrl)));
    QSignalSpy iconChangedSpy(m_page, SIGNAL(iconChanged(QIcon)));

    m_page->load(url);

    QTRY_COMPARE_WITH_TIMEOUT(loadFinishedSpy.count(), 1, 30000);
    QCOMPARE(iconUrlChangedSpy.count(), 0);
    QCOMPARE(iconChangedSpy.count(), 0);

    QVERIFY(m_page->iconUrl().isEmpty());
    QVERIFY(m_page->icon().isNull());
}

void tst_FaviconManager::downloadTouchIconsEnabled_data()
{
    QTest::addColumn<QUrl>("url");
    QTest::addColumn<QUrl>("expectedIconUrl");
    QTest::addColumn<QSize>("expectedIconSize");
    QTest::newRow("misc") << QUrl("qrc:/resources/favicon-misc.html") << QUrl("qrc:/resources/icons/qt144.png") << QSize(144, 144);
    QTest::newRow("shortcut") << QUrl("qrc:/resources/favicon-shortcut.html") << QUrl("qrc:/resources/icons/qt144.png") << QSize(144, 144);
    QTest::newRow("single") << QUrl("qrc:/resources/favicon-single.html") << QUrl("qrc:/resources/icons/qt32.ico") << QSize(32, 32);
    QTest::newRow("touch") << QUrl("qrc:/resources/favicon-touch.html") << QUrl("qrc:/resources/icons/qt144.png") << QSize(144, 144);
}

void tst_FaviconManager::downloadTouchIconsEnabled()
{
    QFETCH(QUrl, url);
    QFETCH(QUrl, expectedIconUrl);
    QFETCH(QSize, expectedIconSize);

    m_page->settings()->setAttribute(QWebEngineSettings::TouchIconsEnabled, true);

    QSignalSpy loadFinishedSpy(m_page, SIGNAL(loadFinished(bool)));
    QSignalSpy iconUrlChangedSpy(m_page, SIGNAL(iconUrlChanged(QUrl)));
    QSignalSpy iconChangedSpy(m_page, SIGNAL(iconChanged(QIcon)));

    m_page->load(url);

    QTRY_COMPARE_WITH_TIMEOUT(loadFinishedSpy.count(), 1, 30000);
    QTRY_COMPARE(iconUrlChangedSpy.count(), 1);
    QTRY_COMPARE(iconChangedSpy.count(), 1);

    const QUrl &iconUrl = iconUrlChangedSpy.at(0).at(0).toString();
    QCOMPARE(m_page->iconUrl(), iconUrl);
    QCOMPARE(iconUrl, expectedIconUrl);

    const QIcon &icon = m_page->icon();
    QVERIFY(!icon.isNull());

    QVERIFY(icon.availableSizes().count() >= 1);
    QVERIFY(icon.availableSizes().contains(expectedIconSize));
}

void tst_FaviconManager::dynamicFavicon()
{
    QSignalSpy loadFinishedSpy(m_page, SIGNAL(loadFinished(bool)));
    QSignalSpy iconUrlChangedSpy(m_page, SIGNAL(iconUrlChanged(QUrl)));
    QSignalSpy iconChangedSpy(m_page, SIGNAL(iconChanged(QIcon)));

    QMap<Qt::GlobalColor, QString> colors;
    colors.insert(Qt::red, QString("iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mP8z8DwHwAFBQIAX8jx0gAAAABJRU5ErkJggg=="));
    colors.insert(Qt::green, QString("iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+M/wHwAEBgIApD5fRAAAAABJRU5ErkJggg=="));
    colors.insert(Qt::blue, QString("iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPj/HwADBwIAMCbHYQAAAABJRU5ErkJggg=="));

    m_page->setHtml("<html>"
                    "<link rel='icon' type='image/png' href='data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNk+A8AAQUBAScY42YAAAAASUVORK5CYII='/>"
                    "</html>");
    QTRY_COMPARE_WITH_TIMEOUT(loadFinishedSpy.count(), 1, 30000);
    QTRY_COMPARE(iconUrlChangedSpy.count(), 1);
    QTRY_COMPARE(iconChangedSpy.count(), 1);

    QCOMPARE(m_page->icon().pixmap(1, 1).toImage().pixelColor(0, 0), QColor(Qt::black));

    for (Qt::GlobalColor color : colors.keys()) {
        iconChangedSpy.clear();
        evaluateJavaScriptSync(m_page, "document.getElementsByTagName('link')[0].href = 'data:image/png;base64," + colors[color] + "';");
        QTRY_COMPARE(iconChangedSpy.count(), 1);
        QTRY_COMPARE(m_page->iconUrl().toString(), QString("data:image/png;base64," + colors[color]));
        QCOMPARE(m_page->icon().pixmap(1, 1).toImage().pixelColor(0, 0), QColor(color));
    }
}

void tst_FaviconManager::touchIconWithSameURL()
{
    m_page->settings()->setAttribute(QWebEngineSettings::TouchIconsEnabled, false);

    const QString icon("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNk+A8AAQUBAScY42YAAAAASUVORK5CYII=");
    QSignalSpy loadFinishedSpy(m_page, SIGNAL(loadFinished(bool)));
    QSignalSpy iconUrlChangedSpy(m_page, SIGNAL(iconUrlChanged(QUrl)));
    QSignalSpy iconChangedSpy(m_page, SIGNAL(iconChanged(QIcon)));

    m_page->setHtml("<html>"
                    "<link rel='icon' type='image/png' href='" + icon + "'/>"
                    "<link rel='apple-touch-icon' type='image/png' href='" + icon + "'/>"
                    "</html>");
    QTRY_COMPARE_WITH_TIMEOUT(loadFinishedSpy.count(), 1, 30000);

    // The default favicon has to be loaded even if its URL is also set as a touch icon while touch icons are disabled.
    QTRY_COMPARE(iconUrlChangedSpy.count(), 1);
    QCOMPARE(m_page->iconUrl().toString(), icon);
    QTRY_COMPARE(iconChangedSpy.count(), 1);

    loadFinishedSpy.clear();
    iconUrlChangedSpy.clear();
    iconChangedSpy.clear();

    m_page->setHtml("<html>"
                    "<link rel='apple-touch-icon' type='image/png' href='" + icon + "'/>"
                    "</html>");
    QTRY_COMPARE(loadFinishedSpy.count(), 1);

    // This page only has a touch icon. With disabled touch icons we don't expect any icon to be shown even if the same icon
    // was loaded previously.
    QTRY_COMPARE(iconUrlChangedSpy.count(), 1);
    QVERIFY(m_page->iconUrl().toString().isEmpty());
    QTRY_COMPARE(iconChangedSpy.count(), 1);

}

QTEST_MAIN(tst_FaviconManager)

#include "tst_faviconmanager.moc"