diff options
Diffstat (limited to 'sources/pyside6/tests/QtCore/bug_686.py')
-rw-r--r-- | sources/pyside6/tests/QtCore/bug_686.py | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/sources/pyside6/tests/QtCore/bug_686.py b/sources/pyside6/tests/QtCore/bug_686.py new file mode 100644 index 000000000..6425a4b86 --- /dev/null +++ b/sources/pyside6/tests/QtCore/bug_686.py @@ -0,0 +1,118 @@ +# Copyright (C) 2022 The Qt Company Ltd. +# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0 + +import os +import sys +import unittest + +from pathlib import Path +sys.path.append(os.fspath(Path(__file__).resolve().parents[1])) +from init_paths import init_test_paths +init_test_paths(False) + +from PySide6.QtCore import (QMutex, QMutexLocker, QReadLocker, QReadWriteLock, + QThread, QWriteLocker) + + +class MyWriteThread(QThread): + def __init__(self, lock): + super().__init__() + self.lock = lock + self.started = False + self.canQuit = False + + def run(self): + self.started = True + while not self.lock.tryLockForWrite(): + pass + self.canQuit = True + self.lock.unlock() + + +class MyReadThread(QThread): + def __init__(self, lock): + super().__init__() + self.lock = lock + self.started = False + self.canQuit = False + + def run(self): + self.started = True + while not self.lock.tryLockForRead(): + pass + self.canQuit = True + self.lock.unlock() + + +class MyMutexedThread(QThread): + def __init__(self, mutex): + super().__init__() + self.mutex = mutex + self.started = False + self.canQuit = False + + def run(self): + self.started = True + while not self.mutex.tryLock(): + pass + self.mutex.unlock() + self.canQuit = True + + +class TestQMutex (unittest.TestCase): + + def testReadLocker(self): + lock = QReadWriteLock() + thread = MyWriteThread(lock) + + with QReadLocker(lock): + thread.start() + while not thread.started: + QThread.msleep(10) + self.assertFalse(thread.canQuit) + + self.assertTrue(thread.wait(2000)) + self.assertTrue(thread.canQuit) + + def testWriteLocker(self): + lock = QReadWriteLock() + thread = MyReadThread(lock) + + with QWriteLocker(lock): + thread.start() + while not thread.started: + QThread.msleep(10) + self.assertFalse(thread.canQuit) + + self.assertTrue(thread.wait(2000)) + self.assertTrue(thread.canQuit) + + def testMutexLocker(self): + mutex = QMutex() + thread = MyMutexedThread(mutex) + + with QMutexLocker(mutex): + thread.start() + while not thread.started: + QThread.msleep(10) + self.assertFalse(thread.canQuit) + + self.assertTrue(thread.wait(2000)) + self.assertTrue(thread.canQuit) + + def testWithAsLocker(self): + lock = QReadWriteLock() + with QReadLocker(lock) as locker: + self.assertTrue(isinstance(locker, QReadLocker)) + with QWriteLocker(lock) as locker: + self.assertTrue(isinstance(locker, QWriteLocker)) + mutex = QMutex() + with QMutexLocker(mutex) as locker: + self.assertTrue(isinstance(locker, QMutexLocker)) + with self.assertRaises(TypeError): + with QMutexLocker(lock) as locker: + pass + + +if __name__ == '__main__': + unittest.main() |