48e0c4df23
Change-Id: Ic804938fc352291d011800d21e549c10acac66fb Reviewed-by: Lars Knoll <lars.knoll@digia.com>
263 lines
7.2 KiB
C++
263 lines
7.2 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtCore>
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#include <QtTest/QtTest>
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enum { OneMinute = 60 * 1000,
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TwoMinutes = OneMinute * 2 };
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class tst_QObjectRace: public QObject
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{
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Q_OBJECT
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private slots:
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void moveToThreadRace();
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void destroyRace();
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};
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class RaceObject : public QObject
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{
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Q_OBJECT
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QList<QThread *> threads;
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int count;
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public:
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RaceObject()
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: count(0)
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{ }
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void addThread(QThread *thread)
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{ threads.append(thread); }
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public slots:
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void theSlot()
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{
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enum { step = 35 };
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if ((++count % step) == 0) {
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QThread *nextThread = threads.at((count / step) % threads.size());
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moveToThread(nextThread);
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}
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}
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void destroSlot() {
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emit theSignal();
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}
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signals:
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void theSignal();
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};
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class RaceThread : public QThread
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{
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Q_OBJECT
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RaceObject *object;
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QTime stopWatch;
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public:
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RaceThread()
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: object(0)
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{ }
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void setObject(RaceObject *o)
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{
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object = o;
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object->addThread(this);
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}
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void start() {
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stopWatch.start();
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QThread::start();
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}
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void run() {
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QTimer zeroTimer;
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connect(&zeroTimer, SIGNAL(timeout()), object, SLOT(theSlot()));
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connect(&zeroTimer, SIGNAL(timeout()), this, SLOT(checkStopWatch()), Qt::DirectConnection);
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zeroTimer.start(0);
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(void) exec();
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}
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signals:
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void theSignal();
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private slots:
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void checkStopWatch()
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{
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#if defined(Q_OS_WINCE) || defined(Q_OS_VXWORKS)
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if (stopWatch.elapsed() >= OneMinute / 2)
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#else
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if (stopWatch.elapsed() >= OneMinute)
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#endif
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quit();
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QObject o;
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connect(&o, SIGNAL(destroyed()) , object, SLOT(destroSlot()));
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connect(object, SIGNAL(destroyed()) , &o, SLOT(deleteLater()));
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}
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};
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void tst_QObjectRace::moveToThreadRace()
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{
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RaceObject *object = new RaceObject;
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enum { ThreadCount = 6 };
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RaceThread *threads[ThreadCount];
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for (int i = 0; i < ThreadCount; ++i) {
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threads[i] = new RaceThread;
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threads[i]->setObject(object);
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}
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object->moveToThread(threads[0]);
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for (int i = 0; i < ThreadCount; ++i)
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threads[i]->start();
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while(!threads[0]->isFinished()) {
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QPointer<RaceObject> foo (object);
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QObject o;
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connect(&o, SIGNAL(destroyed()) , object, SLOT(destroSlot()));
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connect(object, SIGNAL(destroyed()) , &o, SLOT(deleteLater()));
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QTest::qWait(10);
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}
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// the other threads should finish pretty quickly now
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for (int i = 1; i < ThreadCount; ++i)
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QVERIFY(threads[i]->wait(300));
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for (int i = 0; i < ThreadCount; ++i)
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delete threads[i];
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delete object;
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}
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class MyObject : public QObject
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{ Q_OBJECT
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public slots:
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void slot1() { emit signal1(); }
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void slot2() { emit signal2(); }
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void slot3() { emit signal3(); }
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void slot4() { emit signal4(); }
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void slot5() { emit signal5(); }
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void slot6() { emit signal6(); }
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void slot7() { emit signal7(); }
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signals:
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void signal1();
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void signal2();
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void signal3();
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void signal4();
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void signal5();
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void signal6();
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void signal7();
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};
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class DestroyThread : public QThread
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{
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Q_OBJECT
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QObject **objects;
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int number;
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public:
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void setObjects(QObject **o, int n)
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{
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objects = o;
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number = n;
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for(int i = 0; i < number; i++)
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objects[i]->moveToThread(this);
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}
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void run() {
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for(int i = 0; i < number; i++)
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delete objects[i];
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}
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};
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#define EXTRA_THREAD_WAIT 3000
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#define MAIN_THREAD_WAIT TwoMinutes
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void tst_QObjectRace::destroyRace()
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{
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enum { ThreadCount = 10, ObjectCountPerThread = 733,
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ObjectCount = ThreadCount * ObjectCountPerThread };
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const char *_slots[] = { SLOT(slot1()) , SLOT(slot2()) , SLOT(slot3()),
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SLOT(slot4()) , SLOT(slot5()) , SLOT(slot6()),
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SLOT(slot7()) };
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const char *_signals[] = { SIGNAL(signal1()), SIGNAL(signal2()), SIGNAL(signal3()),
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SIGNAL(signal4()), SIGNAL(signal5()), SIGNAL(signal6()),
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SIGNAL(signal7()) };
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QObject *objects[ObjectCount];
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for (int i = 0; i < ObjectCount; ++i)
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objects[i] = new MyObject;
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for (int i = 0; i < ObjectCount * 11; ++i) {
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connect(objects[(i*13) % ObjectCount], _signals[(2*i)%7],
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objects[((i+2)*17) % ObjectCount], _slots[(3*i+2)%7] );
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connect(objects[((i+6)*23) % ObjectCount], _signals[(5*i+4)%7],
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objects[((i+8)*41) % ObjectCount], _slots[(i+6)%7] );
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}
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DestroyThread *threads[ThreadCount];
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for (int i = 0; i < ThreadCount; ++i) {
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threads[i] = new DestroyThread;
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threads[i]->setObjects(objects + i*ObjectCountPerThread, ObjectCountPerThread);
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}
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for (int i = 0; i < ThreadCount; ++i)
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threads[i]->start();
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QVERIFY(threads[0]->wait(MAIN_THREAD_WAIT));
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// the other threads should finish pretty quickly now
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for (int i = 1; i < ThreadCount; ++i)
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QVERIFY(threads[i]->wait(EXTRA_THREAD_WAIT));
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for (int i = 0; i < ThreadCount; ++i)
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delete threads[i];
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}
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QTEST_MAIN(tst_QObjectRace)
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#include "tst_qobjectrace.moc"
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