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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** 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 either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtCore>
#include <qtest.h>
#include <qtesteventloop.h>
class PingPong : public QObject
{
public:
void setPeer(QObject *peer);
protected:
bool event(QEvent *e);
private:
QObject *m_peer;
int m_counter;
};
void PingPong::setPeer(QObject *peer)
{
m_peer = peer;
m_counter = 100;
}
bool PingPong::event(QEvent *)
{
--m_counter;
if (m_counter > 0) {
QEvent *e = new QEvent(QEvent::User);
QCoreApplication::postEvent(m_peer, e);
} else {
QCoreApplication::quit();
}
return true;
}
class EventTester : public QObject
{
public:
int foo(int bar);
protected:
bool event(QEvent *e);
};
bool EventTester::event(QEvent *e)
{
if (e->type() == QEvent::User+1)
return foo(e->type()) != 0;
return false;
}
int EventTester::foo(int bar)
{
return bar + 1;
}
class EventsBench : public QObject
{
Q_OBJECT
private slots:
void initTestCase();
void cleanupTestCase();
void noEvent();
void sendEvent_data();
void sendEvent();
void postEvent_data();
void postEvent();
};
void EventsBench::initTestCase()
{
}
void EventsBench::cleanupTestCase()
{
}
void EventsBench::noEvent()
{
EventTester tst;
int val = 0;
QBENCHMARK {
val += tst.foo(1);
}
}
void EventsBench::sendEvent_data()
{
QTest::addColumn<bool>("filterEvents");
QTest::newRow("no eventfilter") << false;
QTest::newRow("eventfilter") << true;
}
void EventsBench::sendEvent()
{
QFETCH(bool, filterEvents);
EventTester tst;
if (filterEvents)
tst.installEventFilter(this);
QEvent evt(QEvent::Type(QEvent::User+1));
QBENCHMARK {
QCoreApplication::sendEvent(&tst, &evt);
}
}
void EventsBench::postEvent_data()
{
QTest::addColumn<bool>("filterEvents");
QTest::newRow("no eventfilter") << false;
QTest::newRow("eventfilter") << true;
}
void EventsBench::postEvent()
{
QFETCH(bool, filterEvents);
PingPong ping;
PingPong pong;
ping.setPeer(&pong);
pong.setPeer(&ping);
if (filterEvents) {
ping.installEventFilter(this);
pong.installEventFilter(this);
}
QEvent *e = new QEvent(QEvent::User);
QBENCHMARK {
QCoreApplication::postEvent(&ping, e);
QTestEventLoop::instance().enterLoop( 61 );
}
}
QTEST_MAIN(EventsBench)
#include "main.moc"
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