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-rw-r--r--tests/auto/qeventloop/tst_qeventloop.cpp41
1 files changed, 38 insertions, 3 deletions
diff --git a/tests/auto/qeventloop/tst_qeventloop.cpp b/tests/auto/qeventloop/tst_qeventloop.cpp
index 7af722fd18..6860f194cf 100644
--- a/tests/auto/qeventloop/tst_qeventloop.cpp
+++ b/tests/auto/qeventloop/tst_qeventloop.cpp
@@ -112,6 +112,10 @@ signals:
public:
QMutex mutex;
QWaitCondition cond;
+ volatile int result1;
+ volatile int result2;
+ MultipleExecThread() : result1(0xdead), result2(0xbeef) {}
+
void run()
{
QMutexLocker locker(&mutex);
@@ -124,13 +128,13 @@ public:
connect(&timer, SIGNAL(timeout()), SLOT(quit()), Qt::DirectConnection);
timer.setInterval(1000);
timer.start();
- (void) exec();
+ result1 = exec();
// this should return immediately, since exit() has been called
cond.wakeOne();
cond.wait(&mutex);
QEventLoop eventLoop;
- (void) eventLoop.exec();
+ result2 = eventLoop.exec();
}
};
@@ -197,7 +201,9 @@ private slots:
void symbianNestedActiveSchedulerLoop();
void processEvents();
void exec();
+ void reexec();
void exit();
+ void execAfterExit();
void wakeUp();
void quit();
void processEventsExcludeSocket();
@@ -398,7 +404,9 @@ void tst_QEventLoop::exec()
}
{
- // calling exec() after exit()/quit() should return immediately
+ // calling QEventLoop::exec() after a thread loop has exit()ed should return immediately
+ // Note: this behaviour differs from QCoreApplication and QEventLoop
+ // see tst_QCoreApplication::eventLoopExecAfterExit, tst_QEventLoop::reexec
MultipleExecThread thread;
// start thread and wait for checkpoint
@@ -411,6 +419,8 @@ void tst_QEventLoop::exec()
thread.cond.wakeOne();
thread.cond.wait(&thread.mutex);
QVERIFY(spy.count() > 0);
+ int v = thread.result1;
+ QCOMPARE(v, 0);
// exec should return immediately
spy.clear();
@@ -418,6 +428,8 @@ void tst_QEventLoop::exec()
thread.mutex.unlock();
thread.wait();
QCOMPARE(spy.count(), 0);
+ v = thread.result2;
+ QCOMPARE(v, -1);
}
{
@@ -462,9 +474,32 @@ void tst_QEventLoop::exec()
#endif
}
+void tst_QEventLoop::reexec()
+{
+ QEventLoop loop;
+
+ // exec once
+ QMetaObject::invokeMethod(&loop, "quit", Qt::QueuedConnection);
+ QCOMPARE(loop.exec(), 0);
+
+ // and again
+ QMetaObject::invokeMethod(&loop, "quit", Qt::QueuedConnection);
+ QCOMPARE(loop.exec(), 0);
+}
+
void tst_QEventLoop::exit()
{ DEPENDS_ON(exec()); }
+void tst_QEventLoop::execAfterExit()
+{
+ QEventLoop loop;
+ EventLoopExiter obj(&loop);
+
+ QMetaObject::invokeMethod(&obj, "exit", Qt::QueuedConnection);
+ loop.exit(1);
+ QCOMPARE(loop.exec(), 0);
+}
+
void tst_QEventLoop::wakeUp()
{
EventLoopThread thread;