diff options
Diffstat (limited to 'tests/auto/corelib/thread/qsemaphore/tst_qsemaphore.cpp')
-rw-r--r-- | tests/auto/corelib/thread/qsemaphore/tst_qsemaphore.cpp | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/tests/auto/corelib/thread/qsemaphore/tst_qsemaphore.cpp b/tests/auto/corelib/thread/qsemaphore/tst_qsemaphore.cpp index ce093f769c..a67ecc2471 100644 --- a/tests/auto/corelib/thread/qsemaphore/tst_qsemaphore.cpp +++ b/tests/auto/corelib/thread/qsemaphore/tst_qsemaphore.cpp @@ -44,6 +44,7 @@ private slots: void tryAcquireWithTimeoutForever_data(); void tryAcquireWithTimeoutForever(); void producerConsumer(); + void raii(); }; static QSemaphore *semaphore = 0; @@ -480,5 +481,54 @@ void tst_QSemaphore::producerConsumer() consumer.wait(); } +void tst_QSemaphore::raii() +{ + QSemaphore sem; + + QCOMPARE(sem.available(), 0); + + // basic operation: + { + QSemaphoreReleaser r0; + const QSemaphoreReleaser r1(sem); + const QSemaphoreReleaser r2(sem, 2); + + QCOMPARE(r0.semaphore(), nullptr); + QCOMPARE(r1.semaphore(), &sem); + QCOMPARE(r2.semaphore(), &sem); + } + + QCOMPARE(sem.available(), 3); + + // cancel: + { + const QSemaphoreReleaser r1(sem); + QSemaphoreReleaser r2(sem, 2); + + QCOMPARE(r2.cancel(), &sem); + QCOMPARE(r2.semaphore(), nullptr); + } + + QCOMPARE(sem.available(), 4); + + // move-assignment: + { + const QSemaphoreReleaser r1(sem); + QSemaphoreReleaser r2(sem, 2); + + QCOMPARE(sem.available(), 4); + + r2 = QSemaphoreReleaser(); + + QCOMPARE(sem.available(), 6); + + r2 = QSemaphoreReleaser(sem, 42); + + QCOMPARE(sem.available(), 6); + } + + QCOMPARE(sem.available(), 49); +} + QTEST_MAIN(tst_QSemaphore) #include "tst_qsemaphore.moc" |