qt5base-lts/tests/auto/testlib/selftests/benchlibeventcounter/tst_benchlibeventcounter.cpp

117 lines
3.6 KiB
C++
Raw Normal View History

/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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.
**
** 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.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtCore/QCoreApplication>
#include <QtTest/QtTest>
/* Custom event dispatcher to ensure we don't receive any spontaneous events */
class TestEventDispatcher : public QAbstractEventDispatcher
{
Q_OBJECT
public:
TestEventDispatcher(QObject* parent =0)
: QAbstractEventDispatcher(parent)
{}
void flush() {}
bool hasPendingEvents() { return false; }
void interrupt() {}
bool processEvents(QEventLoop::ProcessEventsFlags) { return false; }
void registerSocketNotifier(QSocketNotifier*) {}
void registerTimer(int,int,Qt::TimerType,QObject*) {}
QList<TimerInfo> registeredTimers(QObject*) const { return QList<TimerInfo>(); }
void unregisterSocketNotifier(QSocketNotifier*) {}
bool unregisterTimer(int) { return false; }
bool unregisterTimers(QObject*) { return false; }
int remainingTime(int) { return 0; }
void wakeUp() {}
#ifdef Q_OS_WIN
bool registerEventNotifier(QWinEventNotifier *) { return false; }
void unregisterEventNotifier(QWinEventNotifier *) { }
#endif
};
class tst_BenchlibEventCounter: public QObject
{
Q_OBJECT
private slots:
void events();
void events_data();
};
void tst_BenchlibEventCounter::events()
{
QFETCH(int, eventCount);
QAbstractEventDispatcher* ed = QAbstractEventDispatcher::instance();
QBENCHMARK {
for (int i = 0; i < eventCount; ++i) {
ed->filterEvent(0);
}
}
}
void tst_BenchlibEventCounter::events_data()
{
QTest::addColumn<int>("eventCount");
QTest::newRow("0") << 0;
QTest::newRow("1") << 1;
QTest::newRow("10") << 10;
QTest::newRow("100") << 100;
QTest::newRow("500") << 500;
QTest::newRow("5000") << 5000;
QTest::newRow("100000") << 100000;
}
int main(int argc, char** argv)
{
TestEventDispatcher dispatcher;
QCoreApplication app(argc, argv);
tst_BenchlibEventCounter test;
return QTest::qExec(&test, argc, argv);
}
#include "tst_benchlibeventcounter.moc"