38be0d1383
This is the beginning of revision history for this module. If you want to look at revision history older than this, please refer to the Qt Git wiki for how to use Git history grafting. At the time of writing, this wiki is located here: http://qt.gitorious.org/qt/pages/GitIntroductionWithQt If you have already performed the grafting and you don't see any history beyond this commit, try running "git log" with the "--follow" argument. Branched from the monolithic repo, Qt master branch, at commit 896db169ea224deb96c59ce8af800d019de63f12
504 lines
13 KiB
C++
504 lines
13 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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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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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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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, Nokia gives you certain additional
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** rights. These rights are described in the Nokia 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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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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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 <QtTest/QtTest>
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#include <qcoreapplication.h>
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#include <qmutex.h>
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#include <qthread.h>
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#include <qwaitcondition.h>
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#include <qthreadstorage.h>
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#ifdef Q_OS_UNIX
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#include <pthread.h>
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#endif
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#ifdef Q_OS_WIN
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#ifndef Q_OS_WINCE
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#include <process.h>
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#endif
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#include <windows.h>
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#endif
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//TESTED_CLASS=
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//TESTED_FILES=
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class tst_QThreadStorage : public QObject
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{
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Q_OBJECT
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public:
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tst_QThreadStorage();
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private slots:
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void hasLocalData();
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void localData();
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void localData_const();
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void setLocalData();
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void autoDelete();
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void adoptedThreads();
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void ensureCleanupOrder();
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void QTBUG13877_crashOnExit();
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void QTBUG14579_leakInDestructor();
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void QTBUG14579_resetInDestructor();
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void valueBased();
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};
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class Pointer
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{
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public:
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static int count;
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inline Pointer() { ++count; }
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inline ~Pointer() { --count; }
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};
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int Pointer::count = 0;
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tst_QThreadStorage::tst_QThreadStorage()
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{ }
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void tst_QThreadStorage::hasLocalData()
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{
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QThreadStorage<Pointer *> pointers;
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QVERIFY(!pointers.hasLocalData());
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pointers.setLocalData(new Pointer);
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QVERIFY(pointers.hasLocalData());
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pointers.setLocalData(0);
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QVERIFY(!pointers.hasLocalData());
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}
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void tst_QThreadStorage::localData()
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{
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QThreadStorage<Pointer*> pointers;
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Pointer *p = new Pointer;
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QVERIFY(!pointers.hasLocalData());
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pointers.setLocalData(p);
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QVERIFY(pointers.hasLocalData());
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QCOMPARE(pointers.localData(), p);
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pointers.setLocalData(0);
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QCOMPARE(pointers.localData(), (Pointer *)0);
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QVERIFY(!pointers.hasLocalData());
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}
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void tst_QThreadStorage::localData_const()
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{
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QThreadStorage<Pointer *> pointers;
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const QThreadStorage<Pointer *> &const_pointers = pointers;
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Pointer *p = new Pointer;
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QVERIFY(!pointers.hasLocalData());
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pointers.setLocalData(p);
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QVERIFY(pointers.hasLocalData());
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QCOMPARE(const_pointers.localData(), p);
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pointers.setLocalData(0);
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QCOMPARE(const_pointers.localData(), (Pointer *)0);
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QVERIFY(!pointers.hasLocalData());
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}
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void tst_QThreadStorage::setLocalData()
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{
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QThreadStorage<Pointer *> pointers;
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QVERIFY(!pointers.hasLocalData());
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pointers.setLocalData(new Pointer);
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QVERIFY(pointers.hasLocalData());
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pointers.setLocalData(0);
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QVERIFY(!pointers.hasLocalData());
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}
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class Thread : public QThread
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{
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public:
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QThreadStorage<Pointer *> &pointers;
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QMutex mutex;
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QWaitCondition cond;
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Thread(QThreadStorage<Pointer *> &p)
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: pointers(p)
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{ }
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void run()
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{
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pointers.setLocalData(new Pointer);
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QMutexLocker locker(&mutex);
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cond.wakeOne();
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cond.wait(&mutex);
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}
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};
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void tst_QThreadStorage::autoDelete()
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{
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QThreadStorage<Pointer *> pointers;
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QVERIFY(!pointers.hasLocalData());
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Thread thread(pointers);
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int c = Pointer::count;
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{
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QMutexLocker locker(&thread.mutex);
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thread.start();
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thread.cond.wait(&thread.mutex);
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// QCOMPARE(Pointer::count, c + 1);
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thread.cond.wakeOne();
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}
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thread.wait();
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QCOMPARE(Pointer::count, c);
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}
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bool threadStorageOk;
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void testAdoptedThreadStorageWin(void *p)
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{
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QThreadStorage<Pointer *> *pointers = reinterpret_cast<QThreadStorage<Pointer *> *>(p);
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if (pointers->hasLocalData()) {
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threadStorageOk = false;
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return;
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}
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Pointer *pointer = new Pointer();
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pointers->setLocalData(pointer);
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if (pointers->hasLocalData() == false) {
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threadStorageOk = false;
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return;
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}
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if (pointers->localData() != pointer) {
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threadStorageOk = false;
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return;
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}
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QObject::connect(QThread::currentThread(), SIGNAL(finished()), &QTestEventLoop::instance(), SLOT(exitLoop()));
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}
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void *testAdoptedThreadStorageUnix(void *pointers)
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{
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testAdoptedThreadStorageWin(pointers);
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return 0;
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}
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void tst_QThreadStorage::adoptedThreads()
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{
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QTestEventLoop::instance(); // Make sure the instance is created in this thread.
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QThreadStorage<Pointer *> pointers;
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int c = Pointer::count;
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threadStorageOk = true;
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{
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#ifdef Q_OS_UNIX
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pthread_t thread;
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const int state = pthread_create(&thread, 0, testAdoptedThreadStorageUnix, &pointers);
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QCOMPARE(state, 0);
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pthread_join(thread, 0);
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#elif defined Q_OS_WIN
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HANDLE thread;
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#if defined(Q_OS_WINCE)
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thread = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)testAdoptedThreadStorageWin, &pointers, 0, NULL);
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#else
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thread = (HANDLE)_beginthread(testAdoptedThreadStorageWin, 0, &pointers);
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#endif
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QVERIFY(thread);
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WaitForSingleObject(thread, INFINITE);
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#endif
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}
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QVERIFY(threadStorageOk);
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QTestEventLoop::instance().enterLoop(2);
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QVERIFY(!QTestEventLoop::instance().timeout());
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QCOMPARE(Pointer::count, c);
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}
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QBasicAtomicInt cleanupOrder = Q_BASIC_ATOMIC_INITIALIZER(0);
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class First
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{
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public:
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~First()
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{
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order = cleanupOrder.fetchAndAddRelaxed(1);
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}
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static int order;
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};
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int First::order = -1;
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class Second
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{
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public:
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~Second()
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{
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order = cleanupOrder.fetchAndAddRelaxed(1);
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}
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static int order;
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};
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int Second::order = -1;
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void tst_QThreadStorage::ensureCleanupOrder()
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{
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class Thread : public QThread
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{
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public:
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QThreadStorage<First *> &first;
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QThreadStorage<Second *> &second;
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Thread(QThreadStorage<First *> &first,
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QThreadStorage<Second *> &second)
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: first(first), second(second)
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{ }
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void run()
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{
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// set in reverse order, but shouldn't matter, the data
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// will be deleted in the order the thread storage objects
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// were created
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second.setLocalData(new Second);
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first.setLocalData(new First);
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}
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};
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QThreadStorage<Second *> second;
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QThreadStorage<First *> first;
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Thread thread(first, second);
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thread.start();
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thread.wait();
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QVERIFY(First::order < Second::order);
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}
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void tst_QThreadStorage::QTBUG13877_crashOnExit()
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{
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QProcess process;
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#ifdef Q_OS_WIN
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# ifdef QT_NO_DEBUG
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process.start("release/crashOnExit");
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# else
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process.start("debug/crashOnExit");
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# endif
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#else
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process.start("./crashOnExit");
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#endif
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QVERIFY(process.waitForFinished());
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QVERIFY(process.exitStatus() != QProcess::CrashExit);
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}
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// S stands for thread Safe.
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class SPointer
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{
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public:
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static QBasicAtomicInt count;
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inline SPointer() { count.ref(); }
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inline ~SPointer() { count.deref(); }
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inline SPointer(const SPointer &other) { count.ref(); }
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};
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QBasicAtomicInt SPointer::count = Q_BASIC_ATOMIC_INITIALIZER(0);
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Q_GLOBAL_STATIC(QThreadStorage<SPointer *>, QTBUG14579_pointers1)
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Q_GLOBAL_STATIC(QThreadStorage<SPointer *>, QTBUG14579_pointers2)
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class QTBUG14579_class
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{
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public:
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SPointer member;
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inline ~QTBUG14579_class() {
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QVERIFY(!QTBUG14579_pointers1()->hasLocalData());
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QVERIFY(!QTBUG14579_pointers2()->hasLocalData());
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QTBUG14579_pointers2()->setLocalData(new SPointer);
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QTBUG14579_pointers1()->setLocalData(new SPointer);
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QVERIFY(QTBUG14579_pointers1()->hasLocalData());
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QVERIFY(QTBUG14579_pointers2()->hasLocalData());
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}
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};
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void tst_QThreadStorage::QTBUG14579_leakInDestructor()
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{
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class Thread : public QThread
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{
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public:
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QThreadStorage<QTBUG14579_class *> &tls;
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Thread(QThreadStorage<QTBUG14579_class *> &t) : tls(t) { }
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void run()
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{
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QVERIFY(!tls.hasLocalData());
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tls.setLocalData(new QTBUG14579_class);
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QVERIFY(tls.hasLocalData());
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}
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};
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int c = SPointer::count;
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QThreadStorage<QTBUG14579_class *> tls;
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QVERIFY(!QTBUG14579_pointers1()->hasLocalData());
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QThreadStorage<int *> tls2; //add some more tls to make sure ids are not following each other too much
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QThreadStorage<int *> tls3;
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QVERIFY(!tls2.hasLocalData());
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QVERIFY(!tls3.hasLocalData());
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QVERIFY(!tls.hasLocalData());
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Thread t1(tls);
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Thread t2(tls);
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Thread t3(tls);
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t1.start();
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t2.start();
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t3.start();
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QVERIFY(t1.wait());
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QVERIFY(t2.wait());
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QVERIFY(t3.wait());
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//check all the constructed things have been destructed
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QCOMPARE(int(SPointer::count), c);
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}
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class QTBUG14579_reset {
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public:
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SPointer member;
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~QTBUG14579_reset();
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};
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Q_GLOBAL_STATIC(QThreadStorage<QTBUG14579_reset *>, QTBUG14579_resetTls)
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QTBUG14579_reset::~QTBUG14579_reset() {
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//Quite stupid, but WTF::ThreadSpecific<T>::destroy does it.
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QTBUG14579_resetTls()->setLocalData(this);
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}
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void tst_QThreadStorage::QTBUG14579_resetInDestructor()
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{
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class Thread : public QThread
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{
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public:
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void run()
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{
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QVERIFY(!QTBUG14579_resetTls()->hasLocalData());
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QTBUG14579_resetTls()->setLocalData(new QTBUG14579_reset);
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QVERIFY(QTBUG14579_resetTls()->hasLocalData());
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}
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};
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int c = SPointer::count;
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Thread t1;
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Thread t2;
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Thread t3;
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t1.start();
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t2.start();
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t3.start();
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QVERIFY(t1.wait());
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QVERIFY(t2.wait());
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QVERIFY(t3.wait());
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//check all the constructed things have been destructed
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QCOMPARE(int(SPointer::count), c);
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}
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void tst_QThreadStorage::valueBased()
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{
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struct Thread : QThread {
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QThreadStorage<SPointer> &tlsSPointer;
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QThreadStorage<QString> &tlsString;
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QThreadStorage<int> &tlsInt;
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int someNumber;
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QString someString;
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Thread(QThreadStorage<SPointer> &t1, QThreadStorage<QString> &t2, QThreadStorage<int> &t3)
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: tlsSPointer(t1), tlsString(t2), tlsInt(t3) { }
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void run() {
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/*QVERIFY(!tlsSPointer.hasLocalData());
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QVERIFY(!tlsString.hasLocalData());
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QVERIFY(!tlsInt.hasLocalData());*/
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SPointer pointercopy = tlsSPointer.localData();
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//Default constructed values
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QVERIFY(tlsString.localData().isNull());
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QCOMPARE(tlsInt.localData(), 0);
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//setting
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tlsString.setLocalData(someString);
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tlsInt.setLocalData(someNumber);
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QCOMPARE(tlsString.localData(), someString);
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QCOMPARE(tlsInt.localData(), someNumber);
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//changing
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tlsSPointer.setLocalData(SPointer());
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tlsInt.localData() += 42;
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tlsString.localData().append(QLatin1String(" world"));
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QCOMPARE(tlsString.localData(), (someString + QLatin1String(" world")));
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QCOMPARE(tlsInt.localData(), (someNumber + 42));
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// operator=
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tlsString.localData() = QString::number(someNumber);
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QCOMPARE(tlsString.localData().toInt(), someNumber);
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}
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};
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QThreadStorage<SPointer> tlsSPointer;
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QThreadStorage<QString> tlsString;
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QThreadStorage<int> tlsInt;
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int c = SPointer::count;
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Thread t1(tlsSPointer, tlsString, tlsInt);
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Thread t2(tlsSPointer, tlsString, tlsInt);
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Thread t3(tlsSPointer, tlsString, tlsInt);
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t1.someNumber = 42;
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t2.someNumber = -128;
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t3.someNumber = 78;
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t1.someString = "hello";
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t2.someString = "trolltech";
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t3.someString = "nokia";
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t1.start();
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t2.start();
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t3.start();
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QVERIFY(t1.wait());
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QVERIFY(t2.wait());
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QVERIFY(t3.wait());
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QCOMPARE(c, int(SPointer::count));
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}
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QTEST_MAIN(tst_QThreadStorage)
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#include "tst_qthreadstorage.moc"
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