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#include <QtTest/QtTest>

#include <QtCore>

#include <QThread>

#define private public

#include <qserviceinterfacedescriptor.h>

#include "qserviceinterfacedescriptor_p.h"

#include <qservicefilter.h>

#include "../qsfwtestutil.h"

#include "servicemetadata_p.h"

#include "databasemanager_symbian_p.h"

QTM_USE_NAMESPACE

class tst_DatabaseManager: public QObject

{

    Q_OBJECT

private slots:

        void initTestCase();

        void multipleInstances();   //Must be executed first

        void registerService();

        void getInterfaces();

        void getServiceNames();

        void defaultService();

        void unregisterService();

        void CWRTXmlCompatability();

        void cleanupTestCase();

private:

       bool compareDescriptor(QServiceInterfaceDescriptor interface,

                QString interfaceName,

                QString serviceName,

                int majorVersion,

                int minorVersion);

       bool compareDescriptor(QServiceInterfaceDescriptor interface,

               QString interfaceName,

               QString serviceName,

               int majorVersion,

               int minorVersion,

               QStringList capabilities,

               QString filePath="",

               QString serviceDescription="",

               QString interfaceDescription="");

        void modifyPermissionSet(QFile::Permissions &permsSet,

                                            int perm);

private:

        DatabaseManager *m_dbm;

        QDir m_testdir;

};

void tst_DatabaseManager::initTestCase()

{

    // Wait a millisecond so that QServiceManagers are destroyed and release

    // the database file (otherwise QFile::remove will get a permission denied -->

    // in next case, the isEmpty() check fails).

    QTest::qWait(1);

    QSfwTestUtil::removeDatabases_symbian();

    m_dbm = NULL;

}

void tst_DatabaseManager::registerService()

{

    if (!m_dbm) {

        m_dbm = new DatabaseManager;

    }

    m_testdir = QDir(QDir::currentPath() + "/testdata");

    ServiceMetaData parser("");

    QStringList userServiceFiles;

    userServiceFiles << "ServiceAcme.xml" << "ServiceLuthorCorp.xml"

                    << "ServicePrimatech.xml"

                    << "ServiceDharma_Swan.xml"

                    << "ServiceDharma_Pearl.xml"

                    << "ServiceDharma_Flame.xml"

                    << "ServiceDecepticon.xml";

    foreach (const QString &serviceFile, userServiceFiles) {

        qDebug() << m_testdir.absoluteFilePath(serviceFile);

        parser.setDevice(new QFile(m_testdir.absoluteFilePath(serviceFile)));

        QVERIFY(parser.extractMetadata());

        ServiceMetaDataResults parseResults = parser.parseResults();

        QVERIFY(m_dbm->registerService(parseResults, DatabaseManager::UserScope));

    }

    QSKIP("There is no difference between user and system scope in symbian", SkipAll);

    QStringList systemServiceFiles;

    systemServiceFiles << "ServiceOmni.xml" << "ServiceWayneEnt.xml"

                        << "ServiceDharma_Hydra.xml"

                        << "ServiceDharma_Orchid.xml"

                        << "ServiceAutobot.xml";

    foreach (const QString &serviceFile, systemServiceFiles) {

        parser.setDevice(new QFile(m_testdir.absoluteFilePath(serviceFile)));

        QVERIFY(parser.extractMetadata());

        ServiceMetaDataResults parseResults = parser.parseResults();

        QVERIFY(m_dbm->registerService(parseResults, DatabaseManager::SystemScope));

    }

}

void tst_DatabaseManager::getInterfaces()

{

    if (!m_dbm)

        m_dbm = new DatabaseManager;

    QSKIP("There is no difference between user and system scope in symbian", SkipAll);

    QString iface("com.omni.device.accelerometer");

    QServiceFilter filter(iface);

    QList<QServiceInterfaceDescriptor> descriptors;

    descriptors = m_dbm->getInterfaces(filter, DatabaseManager::UserScope);

    QCOMPARE(descriptors.count(), 5);

    QVERIFY(compareDescriptor(descriptors[0], iface, "LuthorCorp", 1,2));

    QCOMPARE(descriptors[0].scope(), QService::UserScope);

    QVERIFY(compareDescriptor(descriptors[1], iface, "Primatech", 1, 4));

    QCOMPARE(descriptors[1].scope(), QService::UserScope);

    QVERIFY(compareDescriptor(descriptors[2], iface, "Primatech", 1, 2));

    QCOMPARE(descriptors[2].scope(), QService::UserScope);

    QVERIFY(compareDescriptor(descriptors[3], iface, "OMNI", 1, 1));

    QCOMPARE(descriptors[3].scope(), QService::SystemScope);

    QVERIFY(compareDescriptor(descriptors[4], iface, "WayneEnt", 2, 0));

    QCOMPARE(descriptors[4].scope(), QService::SystemScope);

    //check that we can get descriptors for a service spread

    //over the user and system databases

    filter.setServiceName("DharmaInitiative");

    filter.setInterface("");

    descriptors = m_dbm->getInterfaces(filter, DatabaseManager::UserScope);

    QCOMPARE(descriptors.count(),10);

    QStringList capabilities;

    QVERIFY(compareDescriptor(descriptors[0], "com.dharma.electro.discharge", "DharmaInitiative", 4, 0, capabilities, "C:/island/swan.dll"));

    QCOMPARE(descriptors[0].scope(), QService::UserScope);

    QVERIFY(compareDescriptor(descriptors[1],  "com.dharma.electro.discharge","DharmaInitiative", 8, 0, capabilities, "C:/island/pearl.dll"));

    QCOMPARE(descriptors[1].scope(), QService::UserScope);

    QVERIFY(compareDescriptor(descriptors[2], "com.dharma.electro.discharge", "DharmaInitiative", 15, 0, capabilities, "C:/island/flame.dll"));

    QCOMPARE(descriptors[2].scope(), QService::UserScope);

    QVERIFY(compareDescriptor(descriptors[3], "com.dharma.radio", "DharmaInitiative", 8, 15, capabilities, "C:/island/flame.dll"));

    QCOMPARE(descriptors[3].scope(), QService::UserScope);

    QVERIFY(compareDescriptor(descriptors[4], "com.dharma.electro.discharge", "DharmaInitiative", 16, 0, capabilities, "C:/island/flame.dll"));

    QCOMPARE(descriptors[4].scope(), QService::UserScope);

    QVERIFY(compareDescriptor(descriptors[5], "com.dharma.electro.discharge", "DharmaInitiative", 23, 0, capabilities, "C:/island/hydra.dll"));

    QCOMPARE(descriptors[5].scope(), QService::SystemScope);

    QVERIFY(compareDescriptor(descriptors[6], "com.dharma.electro.discharge", "DharmaInitiative", 42, 0, capabilities, "C:/island/hydra.dll"));

    QCOMPARE(descriptors[6].scope(), QService::SystemScope);

    QVERIFY(compareDescriptor(descriptors[7], "com.dharma.cage", "DharmaInitiative", 3, 16, capabilities, "C:/island/hydra.dll"));

    QCOMPARE(descriptors[7].scope(), QService::SystemScope);

    //note; the following system interface implementation overlaps with an interface implementation already provided in the user database

    QVERIFY(compareDescriptor(descriptors[8], "com.dharma.electro.discharge", "DharmaInitiative", 4, 0, capabilities, "C:/island/orchid.dll"));

    QCOMPARE(descriptors[8].scope(), QService::SystemScope);

    QVERIFY(compareDescriptor(descriptors[9], "com.dharma.wheel", "DharmaInitiative", 1, 0, capabilities, "C:/island/orchid.dll"));

    QCOMPARE(descriptors[9].scope(), QService::SystemScope);

    //do a system database only search

    descriptors = m_dbm->getInterfaces(filter, DatabaseManager::SystemScope);

    QCOMPARE(descriptors.count(), 5);

    QVERIFY(compareDescriptor(descriptors[0], "com.dharma.electro.discharge", "DharmaInitiative", 23, 0, capabilities, "C:/island/hydra.dll"));

    QCOMPARE(descriptors[0].scope(), QService::SystemScope);

    QVERIFY(compareDescriptor(descriptors[1], "com.dharma.electro.discharge", "DharmaInitiative", 42, 0, capabilities, "C:/island/hydra.dll"));

    QCOMPARE(descriptors[1].scope(), QService::SystemScope);

    QVERIFY(compareDescriptor(descriptors[2], "com.dharma.cage", "DharmaInitiative", 3, 16, capabilities, "C:/island/hydra.dll"));

    QCOMPARE(descriptors[2].scope(), QService::SystemScope);

    QVERIFY(compareDescriptor(descriptors[3], "com.dharma.electro.discharge", "DharmaInitiative", 4, 0, capabilities, "C:/island/orchid.dll"));

    QCOMPARE(descriptors[3].scope(), QService::SystemScope);

    QVERIFY(compareDescriptor(descriptors[4], "com.dharma.wheel", "DharmaInitiative", 1, 0, capabilities, "C:/island/orchid.dll"));

    QCOMPARE(descriptors[4].scope(), QService::SystemScope);

    //search for a non-existent interface

    filter.setServiceName("");

    filter.setInterface("com.omni.device.fluxcapacitor");

    descriptors = m_dbm->getInterfaces(filter, DatabaseManager::UserScope);

    QCOMPARE(descriptors.count(), 0);

    QCOMPARE(m_dbm->lastError().code(), DBError::NoError);

}

void tst_DatabaseManager::getServiceNames()

{

    if (!m_dbm)

        m_dbm = new DatabaseManager;

    QSKIP("There is no difference between user and system scope in symbian", SkipAll);

    //try getting a lost of service names only in user database

    QStringList serviceNames;

    serviceNames = m_dbm->getServiceNames("", DatabaseManager::UserOnlyScope);

    QStringList expectedNames;

    expectedNames << "acme" << "LuthorCorp" << "Primatech" << "DharmaInitiative" << "Decepticon";

    QCOMPARE(serviceNames.count(), expectedNames.count());

    foreach(const QString &expectedName, expectedNames)

        QVERIFY(serviceNames.contains(expectedName, Qt::CaseInsensitive));

    //try getting a list of service names in the system database

    serviceNames = m_dbm->getServiceNames("", DatabaseManager::SystemScope);

    expectedNames.clear();

    expectedNames << "OMNI" << "WayneEnt" << "DharmaInitiative" << "Autobot";

    QCOMPARE(serviceNames.count(), expectedNames.count());

    foreach(const QString &expectedName, expectedNames)

        QVERIFY(serviceNames.contains(expectedName, Qt::CaseInsensitive));

    //try getting a list of service names from both databases

    //and ensure there are no duplicates

    serviceNames = m_dbm->getServiceNames("", DatabaseManager::UserScope);

    expectedNames.clear();

    expectedNames << "acme" << "LuthorCorp" << "Primatech" << "omni" << "WayneEnt"

                    << "DharmaInitiative" << "Autobot" << "Decepticon";

    QCOMPARE(serviceNames.count(), expectedNames.count());

    foreach(const QString &expectedName, expectedNames)

        QVERIFY(serviceNames.contains(expectedName, Qt::CaseInsensitive));

    //try getting names of services that implement particular interface

    serviceNames = m_dbm->getServiceNames("com.omni.device.accelerometer", DatabaseManager::UserScope);

    expectedNames.clear();

    expectedNames << "LuthorCorp" << "Primatech" << "omni" << "WayneEnt";

    QCOMPARE(serviceNames.count(), expectedNames.count());

    foreach(const QString &expectedName, expectedNames)

        QVERIFY(serviceNames.contains(expectedName, Qt::CaseInsensitive));

}

void tst_DatabaseManager::defaultService()

{

    if (!m_dbm)

        m_dbm = new DatabaseManager;

    QSKIP("There is no difference between user and system scope in symbian", SkipAll);

    QServiceInterfaceDescriptor descriptor;

    //get a user default service at user scope

    descriptor = m_dbm->interfaceDefault("com.omni.device.accelerometer",

                                                    DatabaseManager::UserScope);

    QVERIFY(compareDescriptor(descriptor,"com.omni.device.accelerometer", "LuthorCorp", 1, 2));

    QVERIFY(descriptor.scope()== QService::UserScope);

    //get a sytem default from user scope

    descriptor = m_dbm->interfaceDefault("com.Dharma.wheel", DatabaseManager::UserScope);

    QVERIFY(compareDescriptor(descriptor,"com.dharma.wheel", "DharmaInitiative", 1,0));

    QVERIFY(descriptor.scope() == QService::SystemScope);

    //get a system default service at system scope

    descriptor = m_dbm->interfaceDefault("com.omni.device.accelerometer",

                                                     DatabaseManager::SystemScope);

    QVERIFY(compareDescriptor(descriptor, "com.omni.device.accelerometer", "omni", 1, 1));

    //set a user default from a user interface implementation

    QList<QServiceInterfaceDescriptor> descriptors;

    QServiceFilter filter;

    filter.setServiceName("Primatech");

    filter.setInterface("com.omni.device.accelerometer", "1.4");

    descriptors = m_dbm->getInterfaces(filter, DatabaseManager::UserScope);

    QCOMPARE(descriptors.count(), 1);

    QVERIFY(m_dbm->setInterfaceDefault(descriptors[0], DatabaseManager::UserScope));

    descriptor = m_dbm->interfaceDefault("com.omni.device.accelerometer",

                                                    DatabaseManager::UserScope);

    QVERIFY(compareDescriptor(descriptor,"com.omni.device.accelerometer", "Primatech", 1, 4));

    QVERIFY(descriptor.scope() == QService::UserScope);

    //set a system default from a  system interface implementation

    filter.setServiceName("WayneEnt");

    filter.setInterface("com.omni.device.accelerometer","2.0");

    descriptors = m_dbm->getInterfaces(filter, DatabaseManager::SystemScope);

    QCOMPARE(descriptors.count(), 1);

    QVERIFY(m_dbm->setInterfaceDefault(descriptors[0], DatabaseManager::SystemScope));

    descriptor = m_dbm->interfaceDefault("com.omni.device.accelerometer",

                                                    DatabaseManager::SystemScope);

    QVERIFY(compareDescriptor(descriptor, "com.omni.device.accelerometer", "WayneEnt", 2,0));

    QVERIFY(descriptor.scope() == QService::SystemScope);

    //set a user default with a system interface descriptor

    filter.setServiceName("omni");

    filter.setInterface("com.omni.device.accelerometer","1.1");

    descriptors = m_dbm->getInterfaces(filter, DatabaseManager::SystemScope);

    QCOMPARE(descriptors.count(), 1);

    QVERIFY(m_dbm->setInterfaceDefault(descriptors[0], DatabaseManager::UserScope));

    descriptor = m_dbm->interfaceDefault("com.omni.device.accelerometer",

                                                DatabaseManager::UserScope);

    QVERIFY(descriptor.isValid());

    QVERIFY(compareDescriptor(descriptor, "com.omni.device.accelerometer", "omni", 1, 1));

    QVERIFY(descriptor.scope() == QService::SystemScope);

    //set a system default using a user interface descriptor

    filter.setServiceName("Primatech");

    filter.setInterface("com.omni.device.accelerometer","1.4");

    descriptors = m_dbm->getInterfaces(filter, DatabaseManager::UserScope);

    QCOMPARE(descriptors.count(), 1);

    QVERIFY(!m_dbm->setInterfaceDefault(descriptors[0], DatabaseManager::SystemScope));

    QCOMPARE(m_dbm->lastError().code(), DBError::InvalidDescriptorScope);

    // == try setting defaults using setInterfaceDefault(serviceName, interfaceName, ...)

    //set a local default in the user scope database

    descriptor = m_dbm->interfaceDefault("com.omni.device.accelerometer",

                                                DatabaseManager::UserScope);

    QVERIFY(compareDescriptor(descriptor, "com.omni.device.accelerometer", "omni", 1, 1));

    QVERIFY(m_dbm->setInterfaceDefault("LuthorCorp", "com.omni.device.accelerometer",

                                        DatabaseManager::UserScope));

    descriptor = m_dbm->interfaceDefault("com.omni.device.accelerometer",

                                                DatabaseManager::UserScope);

    QVERIFY(compareDescriptor(descriptor, "com.omni.device.accelerometer", "LuthorCorp", 1, 2));

    //set a system default in the user scope database

    descriptor = m_dbm->interfaceDefault("com.dharma.electro.disCHARGE",

                                                DatabaseManager::UserScope);

    QVERIFY(compareDescriptor(descriptor, "com.dharma.electro.discharge",

                            "DharmaInitiative", 4, 0));

    QVERIFY(descriptor.scope() == QService::UserScope);

    m_dbm->setInterfaceDefault("DharmaInitiative", "com.dharma.electro.discharge",

                                        DatabaseManager::UserScope);

    descriptor = m_dbm->interfaceDefault("com.dharma.electro.discharge",

                                                DatabaseManager::UserScope);

    QVERIFY(m_dbm->lastError().code() == DBError::NoError);

    QVERIFY(compareDescriptor(descriptor, "com.dharma.electro.discharge",

                                "DharmaInitiative", 42, 0));

    //set a user default in the user scope database but where there

    //exist interface implementations in both user and system databases

    //also check that the system scope default has not changed

    filter.setServiceName("Autobot");

    filter.setInterface("com.cybertron.transform", "2.5", QServiceFilter::ExactVersionMatch );

    descriptors = m_dbm->getInterfaces(filter, DatabaseManager::UserScope);

    QCOMPARE(descriptors.count(), 1);

    m_dbm->setInterfaceDefault(descriptors[0], DatabaseManager::UserScope);

    descriptor = m_dbm->interfaceDefault("com.cybertron.transform",

                                        DatabaseManager::UserScope);

    QVERIFY(compareDescriptor(descriptors[0], "com.cybertron.transform",

                                "Autobot", 2, 5));

    descriptor = m_dbm->interfaceDefault("com.cybertron.transform",

                                        DatabaseManager::SystemScope);

    QVERIFY(compareDescriptor(descriptors[0], "com.cybertron.transform",

                                "Autobot", 2, 5));

    m_dbm->setInterfaceDefault("Decepticon", "com.cybertron.transform", DatabaseManager::UserScope);

    descriptor = m_dbm->interfaceDefault("com.cybertron.transform",

                                        DatabaseManager::UserScope);

    QVERIFY(compareDescriptor(descriptor, "com.cybertron.transform",

                                "Decepticon", 5,3));

    descriptor = m_dbm->interfaceDefault("com.cybertron.transform",

                                        DatabaseManager::SystemScope);

    QVERIFY(compareDescriptor(descriptors[0], "com.cybertron.transform",

                                "Autobot", 2, 5));

    //Look up a default service for a non-existent interface

    descriptor = m_dbm->interfaceDefault("com.omni.device.fluxcapacitor", DatabaseManager::UserScope);

    QVERIFY(!descriptor.isValid());

    QCOMPARE(m_dbm->lastError().code(), DBError::NotFound);

}

void tst_DatabaseManager::unregisterService()

{

    if (!m_dbm)

        m_dbm = new DatabaseManager;

    QSKIP("There is no difference between user and system scope in symbian", SkipAll);

    //try remove a service that only exists in the user database

    QServiceFilter filter;

    filter.setServiceName("acme");

    QVERIFY(m_dbm->getInterfaces(filter, DatabaseManager::UserScope).count() > 0);

    m_dbm->unregisterService("acme", DatabaseManager::UserScope);

    QCOMPARE(m_dbm->getInterfaces(filter, DatabaseManager::UserScope).count(), 0);

    //try remove  a service that only exists in the system database

    filter.setServiceName("omni");

    QVERIFY(m_dbm->getInterfaces(filter, DatabaseManager::SystemScope).count() > 0);

    QVERIFY(m_dbm->getInterfaces(filter, DatabaseManager::UserScope).count() > 0);

    m_dbm->unregisterService("omni", DatabaseManager::SystemScope);

    QCOMPARE(m_dbm->getInterfaces(filter, DatabaseManager::SystemScope).count(), 0);

    QCOMPARE(m_dbm->getInterfaces(filter, DatabaseManager::UserScope).count(), 0);

    //try remove a service from the user database that also exists in the system database

    filter.setServiceName("dharmainitiative");

    int systemCount = m_dbm->getInterfaces(filter, DatabaseManager::SystemScope).count();

    QVERIFY(m_dbm->getInterfaces(filter, DatabaseManager::SystemScope).count() > 0);

    QVERIFY(m_dbm->getInterfaces(filter, DatabaseManager::UserScope).count() > 0);

    m_dbm->unregisterService("dharmainitiative", DatabaseManager::UserScope);

    QVERIFY(m_dbm->getInterfaces(filter, DatabaseManager::SystemScope).count() > 0);

    QCOMPARE(m_dbm->getInterfaces(filter, DatabaseManager::UserScope).count(), systemCount);

    //re-add the service to the user database for the next test

    ServiceMetaData parser("");

    parser.setDevice(new QFile(m_testdir.absoluteFilePath("ServiceDharma_Swan.xml")));

    QVERIFY(parser.extractMetadata());

    ServiceMetaDataResults parseResults = parser.parseResults();

    QVERIFY(m_dbm->registerService(parseResults, DatabaseManager::UserScope));

    //try to remove a service from the system database that also exist in the user database

    filter.setServiceName("dharmainitiative");

    int userCount = m_dbm->getInterfaces(filter, DatabaseManager::UserScope).count()

                    - m_dbm->getInterfaces(filter, DatabaseManager::SystemScope).count();

    QVERIFY(userCount > 0);

    QVERIFY(m_dbm->getInterfaces(filter, DatabaseManager::SystemScope).count() > 0);

    QVERIFY(m_dbm->getInterfaces(filter, DatabaseManager::UserScope).count() > 0);

    m_dbm->unregisterService("dharmainitiative", DatabaseManager::SystemScope);

    QCOMPARE(m_dbm->getInterfaces(filter, DatabaseManager::SystemScope).count(), 0);

    QCOMPARE(m_dbm->getInterfaces(filter, DatabaseManager::UserScope).count(), userCount);

    //try and drop a table in the database by SQL injection

    QVERIFY(!m_dbm->unregisterService("; drop table Interface;", DatabaseManager::UserScope));

    QCOMPARE(m_dbm->lastError().code(), DBError::NotFound);

    QSfwTestUtil::removeDatabases_symbian();

}

bool tst_DatabaseManager::compareDescriptor(QServiceInterfaceDescriptor interface,

        QString interfaceName, QString serviceName, int majorVersion, int minorVersion)

{

    if (interface.d == NULL )

        return false;

    interface.d->attributes[QServiceInterfaceDescriptor::Capabilities] = QStringList();

    return compareDescriptor(interface, interfaceName, serviceName, majorVersion, minorVersion,

            QStringList());

}

bool tst_DatabaseManager::compareDescriptor(QServiceInterfaceDescriptor interface,

    QString interfaceName, QString serviceName, int majorVersion, int minorVersion,

    QStringList capabilities, QString filePath, QString serviceDescription,

    QString interfaceDescription)

{

    if(interface.interfaceName().compare(interfaceName, Qt::CaseInsensitive) !=0) {

        qWarning() << "Interface name mismatch: expected =" << interfaceName

                    << " actual =" << interface.interfaceName();

        return false;

    }

    if (interface.serviceName().compare(serviceName, Qt::CaseInsensitive) != 0) {

        qWarning() << "Service name mismatch: expected =" << serviceName

                    << " actual =" << interface.serviceName();

        return false;

    }

    if (interface.majorVersion() != majorVersion) {

        qWarning() << "Major version mismatch: expected =" << majorVersion

                        << " actual =" << interface.majorVersion();

        return false;

    }

    if (interface.minorVersion() != minorVersion) {

        qWarning() << "Minor version mismatch: expected =" << minorVersion

                    << " actual =" << interface.minorVersion();

        return false;

    }

    if (capabilities.count() != 0 || interface.attribute(QServiceInterfaceDescriptor::Capabilities).toStringList().count() != 0 ) {

        QStringList securityCapabilities;

        securityCapabilities = interface.attribute(QServiceInterfaceDescriptor::Capabilities).toStringList();

        if(securityCapabilities.count() != capabilities.count()) {

            qWarning() << "Capabilities count mismatch: expected =" << capabilities.count()

                        << " actual="<< securityCapabilities.count()

                        << "\texpected capabilities =" << capabilities

                        << "actual capabilities =" << securityCapabilities;

            return false;

        }

        for (int i = 0; i < securityCapabilities.count(); ++i) {

            if (securityCapabilities[i] != capabilities[i]) {

                qWarning() << "Capability mismatch: expected =" << capabilities[i]

                            << " actual =" << securityCapabilities[i];

                return false;

            }

        }

    }

    if (!filePath.isEmpty()) {

        if (interface.attribute(QServiceInterfaceDescriptor::Location).toString() != filePath) {

            qWarning() << "File path mismatch: expected =" << filePath

                << " actual =" << interface.attribute(QServiceInterfaceDescriptor::Location).toString();

            return false;

        }

    }

    if (!serviceDescription.isEmpty()) {

        if (interface.attribute(QServiceInterfaceDescriptor::ServiceDescription).toString() != serviceDescription) {

            qWarning() << "Service Description mismatch: expected =" << serviceDescription

                        << " actual=" << interface.attribute(QServiceInterfaceDescriptor::ServiceDescription).toString();

            return false;

        }

    }

    if (!interfaceDescription.isEmpty()) {

        if (interface.attribute(QServiceInterfaceDescriptor::InterfaceDescription).toString() != interfaceDescription) {

            qWarning() << "Interface Description mismatch: expected =" << interfaceDescription

                        << " actual =" << interface.attribute(QServiceInterfaceDescriptor::InterfaceDescription).toString();

            return false;