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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 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.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtTest/QtTest>
#include <qapplication.h>
#include <qthread.h>
#include <qmutex.h>
#include <q3deepcopy.h>
//TESTED_CLASS=
//TESTED_FILES=
class tst_Q3DeepCopy : public QObject
{
Q_OBJECT
public:
tst_Q3DeepCopy();
virtual ~tst_Q3DeepCopy();
public slots:
void initTestCase();
void cleanupTestCase();
void init();
void cleanup();
private slots:
void deepcopy_data();
void deepcopy();
};
// this is the thread object that stress tests Q3DeepCopy
class Thread : public QThread
{
public:
QMutex *mutex;
Thread *other;
Q3DeepCopy<QString> string;
int iterations;
Thread() : mutex( 0 ), other( 0 ) { }
void run()
{
QString local;
QStringList list;
mutex->lock();
local = string;
mutex->unlock();
while ( iterations-- ) {
mutex->lock();
local = string;
mutex->unlock();
list.clear();
list << local << local << local << local << local;
list << local << local << local << local << local;
list << local << local << local << local << local;
list << local << local << local << local << local;
local = QString::null;
local = QString::null;
local = QString::null;
local = QString::null;
mutex->lock();
local = other->string;
mutex->unlock();
local = local + local;
local = local + local;
local = local + local;
local = local + local;
local = QString::null;
local = QString::null;
local = QString::null;
local = QString::null;
}
}
};
tst_Q3DeepCopy::tst_Q3DeepCopy()
{
}
tst_Q3DeepCopy::~tst_Q3DeepCopy()
{
}
// initTestCase will be executed once before the first testfunction is executed.
void tst_Q3DeepCopy::initTestCase()
{
}
// cleanupTestCase will be executed once after the last testfunction is executed.
void tst_Q3DeepCopy::cleanupTestCase()
{
}
// init() will be executed immediately before each testfunction is run.
void tst_Q3DeepCopy::init()
{
}
// cleanup() will be executed immediately after each testfunction is run.
void tst_Q3DeepCopy::cleanup()
{
}
void tst_Q3DeepCopy::deepcopy_data()
{
// define the test elements we're going to use
QTest::addColumn<QString>("string0");
QTest::addColumn<int>("iterations0");
QTest::addColumn<QString>("string1");
QTest::addColumn<int>("iterations1");
QTest::addColumn<QString>("string2");
QTest::addColumn<int>("iterations2");
QTest::addColumn<QString>("string3");
QTest::addColumn<int>("iterations3");
// create a first testdata instance and fill it with data
QTest::newRow( "data0" )
<< QString( "one.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" ) << 1234
<< QString( "two.bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb" ) << 2345
<< QString( "three.ccccccccccccccccccccccccccccccccccccccccc" ) << 3456
<< QString( "four.dddddddddddddddddddddddddddddddddddddddddd" ) << 4567;
QTest::newRow( "data1" )
<< QString( "one.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" ) << 12345
<< QString( "two.bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb" ) << 23456
<< QString( "three.ccccccccccccccccccccccccccccccccccccccccc" ) << 34567
<< QString( "four.dddddddddddddddddddddddddddddddddddddddddd" ) << 45678;
QTest::newRow( "data2" )
<< QString( "one.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" ) << 45678
<< QString( "two.bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb" ) << 34567
<< QString( "three.ccccccccccccccccccccccccccccccccccccccccc" ) << 23456
<< QString( "four.dddddddddddddddddddddddddddddddddddddddddd" ) << 12345;
QTest::newRow( "data3" )
<< QString( "one.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" ) << 4567
<< QString( "two.bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb" ) << 3456
<< QString( "three.ccccccccccccccccccccccccccccccccccccccccc" ) << 2345
<< QString( "four.dddddddddddddddddddddddddddddddddddddddddd" ) << 1234;
}
void tst_Q3DeepCopy::deepcopy()
{
QFETCH( QString, string0 );
QFETCH( int, iterations0 );
QFETCH( QString, string1 );
QFETCH( int, iterations1);
QFETCH( QString, string2 );
QFETCH( int, iterations2);
QFETCH( QString, string3 );
QFETCH( int, iterations3);
QMutex mutex1, mutex2;
Thread one, two, three, four;
one.string = string0;
one.mutex = &mutex1;
one.other = &two;
one.iterations = iterations0;
two.string = string1;
two.mutex = &mutex1;
two.other = &one;
two.iterations = iterations1;
three.string = string2;
three.mutex = &mutex2;
three.other = &four;
three.iterations = iterations2;
four.string = string3;
four.mutex = &mutex2;
four.other = &three;
four.iterations = iterations3;
one.start();
two.start();
three.start();
four.start();
// wait for the threads for a maximum of 5 minutes. anything long, we assume
// that the test has deadlocked.
QVERIFY( one.wait( 300000 ) );
QVERIFY( two.wait( 300000 ) );
QVERIFY( three.wait( 300000 ) );
QVERIFY( four.wait( 300000 ) );
}
QTEST_MAIN(tst_Q3DeepCopy)
#include "tst_q3deepcopy.moc"
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