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Fix possible crash in tst_QThread::quitLock() test

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Don't read member variable of deleted Job object.

Change-Id: I71a6565c4932427e9cbab744c2e472b62ea98ca2
Reviewed-by: Andreas Aardal Hanssen <andreas@hanssen.name>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
This commit is contained in:
Peter Kümmel 2012-12-01 11:03:03 +01:00 committed by The Qt Project
parent 63693430c7
commit a42ad77ec9
1 changed files with 9 additions and 7 deletions
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16
tests/auto/corelib/thread/qthread/tst_qthread.cpp
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@ -1300,9 +1300,10 @@ class Job : public QObject
{
Q_OBJECT
public:
Job(QThread *thread, int deleteDelay, QObject *parent = 0)
: QObject(parent), quitLocker(thread), exitThreadCalled(false)
Job(QThread *thread, int deleteDelay, bool *flag, QObject *parent = 0)
: QObject(parent), quitLocker(thread), exitThreadCalled(*flag)
{
exitThreadCalled = false;
moveToThread(thread);
QTimer::singleShot(deleteDelay, this, SLOT(deleteLater()));
QTimer::singleShot(1000, this, SLOT(exitThread()));
@ -1318,12 +1319,13 @@ private slots:
private:
QEventLoopLocker quitLocker;
public:
bool exitThreadCalled;
bool &exitThreadCalled;
};
void tst_QThread::quitLock()
{
QThread thread;
bool exitThreadCalled;
QEventLoop loop;
connect(&thread, SIGNAL(finished()), &loop, SLOT(quit()));
@ -1331,16 +1333,16 @@ void tst_QThread::quitLock()
Job *job;
thread.start();
job = new Job(&thread, 500);
job = new Job(&thread, 500, &exitThreadCalled);
QCOMPARE(job->thread(), &thread);
loop.exec();
QVERIFY(!job->exitThreadCalled);
QVERIFY(!exitThreadCalled);
thread.start();
job = new Job(&thread, 2500);
job = new Job(&thread, 2500, &exitThreadCalled);
QCOMPARE(job->thread(), &thread);
loop.exec();
QVERIFY(job->exitThreadCalled);
QVERIFY(exitThreadCalled);
}
QTEST_MAIN(tst_QThread)