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// Just to get Q_OS_SYMBIAN

#include <qglobal.h>

#include <QtTest/QtTest>

#include <qcoreapplication.h>

#include <qtcpsocket.h>

#include <qtcpserver.h>

#include <qhostaddress.h>

#include <qprocess.h>

#include <qstringlist.h>

#include <qplatformdefs.h>

#include <qhostinfo.h>

#include <QNetworkProxy>

Q_DECLARE_METATYPE(QNetworkProxy)

Q_DECLARE_METATYPE(QList<QNetworkProxy>)

#include "../../auto/network-settings.h"

//TESTED_CLASS=

//TESTED_FILES=

class tst_QTcpServer : public QObject

{

    Q_OBJECT

public:

    tst_QTcpServer();

    virtual ~tst_QTcpServer();

public slots:

    void initTestCase_data();

    void init();

    void cleanup();

private slots:

    void ipv4LoopbackPerformanceTest();

    void ipv6LoopbackPerformanceTest();

    void ipv4PerformanceTest();

};

tst_QTcpServer::tst_QTcpServer()

{

    Q_SET_DEFAULT_IAP

}

tst_QTcpServer::~tst_QTcpServer()

{

}

void tst_QTcpServer::initTestCase_data()

{

    QTest::addColumn<bool>("setProxy");

    QTest::addColumn<int>("proxyType");

    QTest::newRow("WithoutProxy") << false << 0;

    QTest::newRow("WithSocks5Proxy") << true << int(QNetworkProxy::Socks5Proxy);

}

void tst_QTcpServer::init()

{

    QFETCH_GLOBAL(bool, setProxy);

    if (setProxy) {

        QFETCH_GLOBAL(int, proxyType);

        if (proxyType == QNetworkProxy::Socks5Proxy) {

            QNetworkProxy::setApplicationProxy(QNetworkProxy(QNetworkProxy::Socks5Proxy, QtNetworkSettings::serverName(), 1080));

        }

    }

}

void tst_QTcpServer::cleanup()

{

    QNetworkProxy::setApplicationProxy(QNetworkProxy::DefaultProxy);

}

//----------------------------------------------------------------------------------

void tst_QTcpServer::ipv4LoopbackPerformanceTest()

{

    QFETCH_GLOBAL(bool, setProxy);

    if (setProxy)

        return;

    QTcpServer server;

    QVERIFY(server.listen(QHostAddress::LocalHost));

    QVERIFY(server.isListening());

    QTcpSocket clientA;

    clientA.connectToHost(QHostAddress::LocalHost, server.serverPort());

    QVERIFY(clientA.waitForConnected(5000));

    QVERIFY(clientA.state() == QAbstractSocket::ConnectedState);

    QVERIFY(server.waitForNewConnection());

    QTcpSocket *clientB = server.nextPendingConnection();

    QVERIFY(clientB);

    QByteArray buffer(16384, '@');

    QTime stopWatch;

    stopWatch.start();

    qlonglong totalWritten = 0;

    while (stopWatch.elapsed() < 5000) {

        QVERIFY(clientA.write(buffer.data(), buffer.size()) > 0);

        clientA.flush();

        totalWritten += buffer.size();

        while (clientB->waitForReadyRead(100)) {

            if (clientB->bytesAvailable() == 16384)

                break;

        }

        clientB->read(buffer.data(), buffer.size());

        clientB->write(buffer.data(), buffer.size());

        clientB->flush();

        totalWritten += buffer.size();

        while (clientA.waitForReadyRead(100)) {

            if (clientA.bytesAvailable() == 16384)

                break;

        }

        clientA.read(buffer.data(), buffer.size());

    }

    qDebug("\t\t%s: %.1fMB/%.1fs: %.1fMB/s",

           server.serverAddress().toString().toLatin1().constData(),

           totalWritten / (1024.0 * 1024.0),

           stopWatch.elapsed() / 1000.0,

           (totalWritten / (stopWatch.elapsed() / 1000.0)) / (1024 * 1024));

    delete clientB;

}

//----------------------------------------------------------------------------------

void tst_QTcpServer::ipv6LoopbackPerformanceTest()

{

    QFETCH_GLOBAL(bool, setProxy);

    if (setProxy)

        return;

#if defined(Q_OS_SYMBIAN)

    QSKIP("Symbian: IPv6 is not yet supported", SkipAll);

#endif

    QTcpServer server;

    if (!server.listen(QHostAddress::LocalHostIPv6, 0)) {

        QVERIFY(server.serverError() == QAbstractSocket::UnsupportedSocketOperationError);

    } else {

        QTcpSocket clientA;

        clientA.connectToHost(server.serverAddress(), server.serverPort());

        QVERIFY(clientA.waitForConnected(5000));

        QVERIFY(server.waitForNewConnection(5000));

        QTcpSocket *clientB = server.nextPendingConnection();

        QVERIFY(clientB);

        QByteArray buffer(16384, '@');

        QTime stopWatch;

        stopWatch.start();

        qlonglong totalWritten = 0;

        while (stopWatch.elapsed() < 5000) {

            clientA.write(buffer.data(), buffer.size());

            clientA.flush();

            totalWritten += buffer.size();

            while (clientB->waitForReadyRead(100)) {

                if (clientB->bytesAvailable() == 16384)

                    break;

            }

            clientB->read(buffer.data(), buffer.size());

            clientB->write(buffer.data(), buffer.size());

            clientB->flush();

            totalWritten += buffer.size();

            while (clientA.waitForReadyRead(100)) {

                if (clientA.bytesAvailable() == 16384)

                   break;

            }

            clientA.read(buffer.data(), buffer.size());

        }

        qDebug("\t\t%s: %.1fMB/%.1fs: %.1fMB/s",

               server.serverAddress().toString().toLatin1().constData(),

               totalWritten / (1024.0 * 1024.0),

               stopWatch.elapsed() / 1000.0,

               (totalWritten / (stopWatch.elapsed() / 1000.0)) / (1024 * 1024));

        delete clientB;

    }

}

//----------------------------------------------------------------------------------

void tst_QTcpServer::ipv4PerformanceTest()

{

    QTcpSocket probeSocket;

    probeSocket.connectToHost(QtNetworkSettings::serverName(), 143);

    QVERIFY(probeSocket.waitForConnected(5000));

    QTcpServer server;

    QVERIFY(server.listen(probeSocket.localAddress(), 0));

    QTcpSocket clientA;

    clientA.connectToHost(server.serverAddress(), server.serverPort());

    QVERIFY(clientA.waitForConnected(5000));

    QVERIFY(server.waitForNewConnection(5000));

    QTcpSocket *clientB = server.nextPendingConnection();

    QVERIFY(clientB);

    QByteArray buffer(16384, '@');

    QTime stopWatch;

    stopWatch.start();

    qlonglong totalWritten = 0;

    while (stopWatch.elapsed() < 5000) {

        qlonglong writtenA = clientA.write(buffer.data(), buffer.size());

        clientA.flush();

        totalWritten += buffer.size();

        while (clientB->waitForReadyRead(100)) {

            if (clientB->bytesAvailable() == writtenA)

                break;

        }

        clientB->read(buffer.data(), buffer.size());

        qlonglong writtenB = clientB->write(buffer.data(), buffer.size());

        clientB->flush();

        totalWritten += buffer.size();

        while (clientA.waitForReadyRead(100)) {

            if (clientA.bytesAvailable() == writtenB)

               break;

        }

        clientA.read(buffer.data(), buffer.size());

    }

    qDebug("\t\t%s: %.1fMB/%.1fs: %.1fMB/s",

           probeSocket.localAddress().toString().toLatin1().constData(),

           totalWritten / (1024.0 * 1024.0),

           stopWatch.elapsed() / 1000.0,

           (totalWritten / (stopWatch.elapsed() / 1000.0)) / (1024 * 1024));

    delete clientB;

}

QTEST_MAIN(tst_QTcpServer)

#include "tst_qtcpserver.moc"