diff options
Diffstat (limited to 'tests/benchmarks/corelib/thread/qwaitcondition/tst_bench_qwaitcondition.cpp')
| -rw-r--r-- | tests/benchmarks/corelib/thread/qwaitcondition/tst_bench_qwaitcondition.cpp | 125 |
1 files changed, 85 insertions, 40 deletions
diff --git a/tests/benchmarks/corelib/thread/qwaitcondition/tst_bench_qwaitcondition.cpp b/tests/benchmarks/corelib/thread/qwaitcondition/tst_bench_qwaitcondition.cpp index 19d3964c7a..0abd53fc93 100644 --- a/tests/benchmarks/corelib/thread/qwaitcondition/tst_bench_qwaitcondition.cpp +++ b/tests/benchmarks/corelib/thread/qwaitcondition/tst_bench_qwaitcondition.cpp @@ -1,36 +1,16 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the test suite of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:GPL-EXCEPT$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3 as published by the Free Software -** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only #include <QtCore/QtCore> #include <QTest> #include <math.h> +#include <condition_variable> +#include <mutex> +#include <limits.h> + +using namespace std::chrono_literals; class tst_QWaitCondition : public QObject { @@ -42,24 +22,67 @@ public: } private slots: + void oscillate_QWaitCondition_QMutex_data() { oscillate_mutex_data(); } + void oscillate_QWaitCondition_QMutex(); + void oscillate_QWaitCondition_QReadWriteLock_data() { oscillate_mutex_data(); } + void oscillate_QWaitCondition_QReadWriteLock(); + void oscillate_std_condition_variable_std_mutex_data() { oscillate_mutex_data(); } + void oscillate_std_condition_variable_std_mutex(); + void oscillate_std_condition_variable_any_QMutex_data() { oscillate_mutex_data(); } + void oscillate_std_condition_variable_any_QMutex(); + void oscillate_std_condition_variable_any_QReadWriteLock_data() { oscillate_mutex_data(); } + void oscillate_std_condition_variable_any_QReadWriteLock(); + +private: void oscillate_mutex_data(); - void oscillate_mutex(); - void oscillate_writelock_data(); - void oscillate_writelock(); }; int turn; const int threadCount = 10; QWaitCondition cond; +std::condition_variable cv; +std::condition_variable_any cva; -template <class Mutex, class Locker> +template <typename Cond> +Cond *get(); + +template <> std::condition_variable *get() { return &cv; } +template <> std::condition_variable_any *get() { return &cva; } + +template <class Cond, class Mutex, class Locker> class OscillateThread : public QThread { public: Mutex *mutex; int m_threadid; - int timeout; + unsigned long timeout; + + void run() override + { + for (int count = 0; count < 5000; ++count) { + Locker lock(*mutex); + while (m_threadid != turn) { + if (timeout == ULONG_MAX) + get<Cond>()->wait(lock); + else if (timeout == 0) // Windows doesn't unlock the mutex with a zero timeout + get<Cond>()->wait_for(lock, 1ns); + else + get<Cond>()->wait_for(lock, timeout * 1ms); + } + turn = (turn+1) % threadCount; + get<Cond>()->notify_all(); + } + } +}; + +template <class Mutex, class Locker> +class OscillateThread<QWaitCondition, Mutex, Locker> : public QThread +{ +public: + Mutex *mutex; + int m_threadid; + unsigned long timeout; void run() override { @@ -75,10 +98,10 @@ public: } }; -template <class Mutex, class Locker> +template <class Cond, class Mutex, class Locker> void oscillate(unsigned long timeout) { - OscillateThread<Mutex, Locker> thrd[threadCount]; + OscillateThread<Cond, Mutex, Locker> thrd[threadCount]; Mutex m; for (int i = 0; i < threadCount; ++i) { thrd[i].mutex = &m; @@ -107,21 +130,43 @@ void tst_QWaitCondition::oscillate_mutex_data() QTest::newRow("forever") << ULONG_MAX; } -void tst_QWaitCondition::oscillate_mutex() +void tst_QWaitCondition::oscillate_QWaitCondition_QMutex() { QFETCH(unsigned long, timeout); - oscillate<QMutex, QMutexLocker<QMutex>>(timeout); + oscillate<QWaitCondition, QMutex, QMutexLocker<QMutex>>(timeout); } -void tst_QWaitCondition::oscillate_writelock_data() +void tst_QWaitCondition::oscillate_QWaitCondition_QReadWriteLock() { - oscillate_mutex_data(); + QFETCH(unsigned long, timeout); + oscillate<QWaitCondition, QReadWriteLock, QWriteLocker>(timeout); } -void tst_QWaitCondition::oscillate_writelock() +void tst_QWaitCondition::oscillate_std_condition_variable_std_mutex() { QFETCH(unsigned long, timeout); - oscillate<QReadWriteLock, QWriteLocker>(timeout); + oscillate<std::condition_variable, std::mutex, std::unique_lock<std::mutex>>(timeout); +} + + +void tst_QWaitCondition::oscillate_std_condition_variable_any_QMutex() +{ + QFETCH(unsigned long, timeout); + oscillate<std::condition_variable_any, QMutex, std::unique_lock<QMutex>>(timeout); +} + + +void tst_QWaitCondition::oscillate_std_condition_variable_any_QReadWriteLock() +{ + QFETCH(unsigned long, timeout); + + struct WriteLocker : QWriteLocker { + // adapt to BasicLockable + explicit WriteLocker(QReadWriteLock &m) : QWriteLocker{&m} {} + void lock() { relock(); } + }; + + oscillate<std::condition_variable_any, QReadWriteLock, WriteLocker>(timeout); } QTEST_MAIN(tst_QWaitCondition) |