Fix race condition between QEventLoop::exec and QThread::exit

As also mentioned in QTBUG-16692

Reviewed-by: brad
Task-number: QTBUG-17257

1 files changed, 16 insertions, 0 deletions

diff --git a/tests/auto/qthread/tst_qthread.cpp b/tests/auto/qthread/tst_qthread.cpp
index 19c6c16..c69052e 100644
--- a/tests/auto/qthread/tst_qthread.cpp
+++ b/tests/auto/qthread/tst_qthread.cpp
@@ -113,6 +113,7 @@ private slots:
     void wait3_slowDestructor();
     void destroyFinishRace();
     void startFinishRace();
+    void startAndQuitCustomEventLoop();
 
     void stressTest();
 };
@@ -1150,5 +1151,20 @@ void tst_QThread::startFinishRace()
     }
 }
 
+void tst_QThread::startAndQuitCustomEventLoop()
+{
+    struct Thread : QThread {
+        void run() { QEventLoop().exec(); }
+    };
+
+   for (int i = 0; i < 5; i++) {
+       Thread t;
+       t.start();
+       t.quit();
+       t.wait();
+   }
+}
+
+
 QTEST_MAIN(tst_QThread)
 #include "tst_qthread.moc"