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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
// This file contains benchmarks for QNetworkReply functions.
#include <QDebug>
#include <qtest.h>
#include <QtTest/QtTest>
#include <QtNetwork/qnetworkreply.h>
#include <QtNetwork/qnetworkrequest.h>
#include <QtNetwork/qnetworkaccessmanager.h>
#include "../../auto/network-settings.h"
#define BANDWIDTH_LIMIT_BYTES (1024*100)
#define TIME_ESTIMATION_SECONDS (97)
class tst_qnetworkreply : public QObject
{
Q_OBJECT
private slots:
void limiting_data();
void limiting();
};
QNetworkReply *reply;
class HttpReceiver : public QObject
{
Q_OBJECT
public slots:
void finishedSlot() {
quint64 bytesPerSec = (reply->header(QNetworkRequest::ContentLengthHeader).toLongLong()) / (stopwatch.elapsed() / 1000.0);
qDebug() << "Finished HTTP(S) request with" << bytesPerSec << "bytes/sec";
QVERIFY(bytesPerSec < BANDWIDTH_LIMIT_BYTES*1.05);
QVERIFY(bytesPerSec > BANDWIDTH_LIMIT_BYTES*0.95);
timer->stop();
QTestEventLoop::instance().exitLoop();
}
void readyReadSlot() {
}
void timeoutSlot() {
reply->read(BANDWIDTH_LIMIT_BYTES).size();
}
void startTimer() {
stopwatch.start();
timer = new QTimer(this);
QObject::connect(timer, SIGNAL(timeout()), this, SLOT(timeoutSlot()));
timer->start(1000);
}
protected:
QTimer *timer;
QTime stopwatch;
};
void tst_qnetworkreply::limiting_data()
{
QTest::addColumn<QUrl>("url");
QTest::newRow("HTTP") << QUrl("http://" + QtNetworkSettings::serverName() + "/mediumfile");
#ifndef QT_NO_OPENSSL
QTest::newRow("HTTP+SSL") << QUrl("https://" + QtNetworkSettings::serverName() + "/mediumfile");
#endif
}
void tst_qnetworkreply::limiting()
{
HttpReceiver receiver;
QNetworkAccessManager manager;
QFETCH(QUrl, url);
QNetworkRequest req (url);
qDebug() << "Starting. This will take a while (around" << TIME_ESTIMATION_SECONDS << "sec).";
qDebug() << "Please check the actual bandwidth usage with a network monitor, e.g. the KDE";
qDebug() << "network plasma widget. It should be around" << BANDWIDTH_LIMIT_BYTES << "bytes/sec.";
reply = manager.get(req);
reply->ignoreSslErrors();
reply->setReadBufferSize(BANDWIDTH_LIMIT_BYTES);
QObject::connect(reply, SIGNAL(readyRead()), &receiver, SLOT(readyReadSlot()));
QObject::connect(reply, SIGNAL(finished()), &receiver, SLOT(finishedSlot()));
receiver.startTimer();
// event loop
QTestEventLoop::instance().enterLoop(TIME_ESTIMATION_SECONDS + 20);
QVERIFY(!QTestEventLoop::instance().timeout());
}
QTEST_MAIN(tst_qnetworkreply)
#include "main.moc"
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