void tst_QWaitCondition::wait_QReadWriteLock()
{
{
QReadWriteLock readWriteLock(QReadWriteLock::Recursive);
QWaitCondition waitCondition;
// ensure that the lockForRead is correctly restored
readWriteLock.lockForRead();
QVERIFY(!waitCondition.wait(&readWriteLock, 1));
QVERIFY(!readWriteLock.tryLockForWrite());
QVERIFY(readWriteLock.tryLockForRead());
readWriteLock.unlock();
QVERIFY(!readWriteLock.tryLockForWrite());
readWriteLock.unlock();
QVERIFY(readWriteLock.tryLockForWrite());
readWriteLock.unlock();
}
{
QReadWriteLock readWriteLock(QReadWriteLock::Recursive);
QWaitCondition waitCondition;
// ensure that the lockForWrite is correctly restored
readWriteLock.lockForWrite();
QVERIFY(!waitCondition.wait(&readWriteLock, 1));
QVERIFY(!readWriteLock.tryLockForRead());
QVERIFY(readWriteLock.tryLockForWrite());
readWriteLock.unlock();
QVERIFY(!readWriteLock.tryLockForRead());
readWriteLock.unlock();
QVERIFY(readWriteLock.tryLockForRead());
readWriteLock.unlock();
}
int x;
for (int i = 0; i < iterations; ++i) {
{
QReadWriteLock readWriteLock;
QWaitCondition waitCondition;
readWriteLock.lockForRead();
waitCondition.wakeOne();
QVERIFY(!waitCondition.wait(&readWriteLock, 1));
waitCondition.wakeAll();
QVERIFY(!waitCondition.wait(&readWriteLock, 1));
readWriteLock.unlock();
}
{
QReadWriteLock readWriteLock;
QWaitCondition waitCondition;
readWriteLock.lockForWrite();
waitCondition.wakeOne();
QVERIFY(!waitCondition.wait(&readWriteLock, 1));
waitCondition.wakeAll();
QVERIFY(!waitCondition.wait(&readWriteLock, 1));
readWriteLock.unlock();
}
{
// test multiple threads waiting on separate wait conditions
wait_QReadWriteLock_Thread_1 thread[ThreadCount];
for (x = 0; x < ThreadCount; ++x) {
thread[x].readWriteLock.lockForRead();
thread[x].start();
// wait for thread to start
QVERIFY(thread[x].cond.wait(&thread[x].readWriteLock, 1000));
thread[x].readWriteLock.unlock();
}
for (x = 0; x < ThreadCount; ++x) {
QVERIFY(thread[x].isRunning());
QVERIFY(!thread[x].isFinished());
}
for (x = 0; x < ThreadCount; ++x) {
thread[x].readWriteLock.lockForRead();
thread[x].cond.wakeOne();
thread[x].readWriteLock.unlock();
}
for (x = 0; x < ThreadCount; ++x) {
QVERIFY(thread[x].wait(1000));
}
}
{
// test multiple threads waiting on a wait condition
QReadWriteLock readWriteLock;
QWaitCondition cond1, cond2;
wait_QReadWriteLock_Thread_2 thread[ThreadCount];
readWriteLock.lockForWrite();
for (x = 0; x < ThreadCount; ++x) {
thread[x].readWriteLock = &readWriteLock;
thread[x].cond = (x < ThreadCount / 2) ? &cond1 : &cond2;
thread[x].start();
// wait for thread to start
QVERIFY(thread[x].started.wait(&readWriteLock, 1000));
}
readWriteLock.unlock();
for (x = 0; x < ThreadCount; ++x) {
QVERIFY(thread[x].isRunning());
QVERIFY(!thread[x].isFinished());
}
readWriteLock.lockForWrite();
cond1.wakeAll();
cond2.wakeAll();
readWriteLock.unlock();
for (x = 0; x < ThreadCount; ++x) {
QVERIFY(thread[x].wait(1000));
}
}
}
}
void tst_QWaitCondition::wait_QReadWriteLock()
{
{
QReadWriteLock readWriteLock(QReadWriteLock::Recursive);
QWaitCondition waitCondition;
// ensure that the lockForRead is correctly restored
readWriteLock.lockForRead();
QVERIFY(!waitCondition.wait(&readWriteLock, 1));
QVERIFY(!readWriteLock.tryLockForWrite());
QVERIFY(readWriteLock.tryLockForRead());
readWriteLock.unlock();
QVERIFY(!readWriteLock.tryLockForWrite());
readWriteLock.unlock();
QVERIFY(readWriteLock.tryLockForWrite());
readWriteLock.unlock();
}
{
QReadWriteLock readWriteLock(QReadWriteLock::Recursive);
QWaitCondition waitCondition;
// ensure that the lockForWrite is correctly restored
readWriteLock.lockForWrite();
QVERIFY(!waitCondition.wait(&readWriteLock, 1));
QVERIFY(!readWriteLock.tryLockForRead());
QVERIFY(readWriteLock.tryLockForWrite());
readWriteLock.unlock();
QVERIFY(!readWriteLock.tryLockForRead());
readWriteLock.unlock();
QVERIFY(readWriteLock.tryLockForRead());
readWriteLock.unlock();
}
int x;
for (int i = 0; i < iterations; ++i) {
{
QReadWriteLock readWriteLock;
QWaitCondition waitCondition;
readWriteLock.lockForRead();
waitCondition.wakeOne();
QVERIFY(!waitCondition.wait(&readWriteLock, 1));
waitCondition.wakeAll();
QVERIFY(!waitCondition.wait(&readWriteLock, 1));
readWriteLock.unlock();
}
{
QReadWriteLock readWriteLock;
QWaitCondition waitCondition;
readWriteLock.lockForWrite();
waitCondition.wakeOne();
QVERIFY(!waitCondition.wait(&readWriteLock, 1));
waitCondition.wakeAll();
QVERIFY(!waitCondition.wait(&readWriteLock, 1));
readWriteLock.unlock();
}
{
// test multiple threads waiting on separate wait conditions
wait_QReadWriteLock_Thread_1 thread[ThreadCount];
for (x = 0; x < ThreadCount; ++x) {
thread[x].readWriteLock.lockForRead();
thread[x].start();
// wait for thread to start
#if defined(Q_OS_SYMBIAN) && defined(Q_CC_WINSCW)
// Symbian emulator startup simultaneously with this thread causes additional delay
QVERIFY(thread[x].cond.wait(&thread[x].readWriteLock, 10000));
#else
QVERIFY(thread[x].cond.wait(&thread[x].readWriteLock, 1000));
#endif
thread[x].readWriteLock.unlock();
}
for (x = 0; x < ThreadCount; ++x) {
QVERIFY(thread[x].isRunning());
QVERIFY(!thread[x].isFinished());
}
for (x = 0; x < ThreadCount; ++x) {
thread[x].readWriteLock.lockForRead();
thread[x].cond.wakeOne();
thread[x].readWriteLock.unlock();
}
for (x = 0; x < ThreadCount; ++x) {
QVERIFY(thread[x].wait(1000));
}
}
{
// test multiple threads waiting on a wait condition
QReadWriteLock readWriteLock;
QWaitCondition cond1, cond2;
wait_QReadWriteLock_Thread_2 thread[ThreadCount];
readWriteLock.lockForWrite();
for (x = 0; x < ThreadCount; ++x) {
thread[x].readWriteLock = &readWriteLock;
thread[x].cond = (x < ThreadCount / 2) ? &cond1 : &cond2;
thread[x].start();
// wait for thread to start
QVERIFY(thread[x].started.wait(&readWriteLock, 1000));
}
readWriteLock.unlock();
for (x = 0; x < ThreadCount; ++x) {
QVERIFY(thread[x].isRunning());
QVERIFY(!thread[x].isFinished());
}
readWriteLock.lockForWrite();
cond1.wakeAll();
cond2.wakeAll();
readWriteLock.unlock();
for (x = 0; x < ThreadCount; ++x) {
QVERIFY(thread[x].wait(1000));
}
}
}
}
