diff options
author | David Faure <david.faure@kdab.com> | 2013-08-19 10:41:50 +0200 |
---|---|---|
committer | The Qt Project <gerrit-noreply@qt-project.org> | 2013-08-21 23:50:23 +0200 |
commit | 028def2ada208b16d308765febcd64874b779c11 (patch) | |
tree | 3f2d8a9e3738b14e321b4a891d2b3b8cbc0b26f0 /tests/benchmarks | |
parent | 683451e7c74d23abb0268a187d28cf7dc7afd032 (diff) |
Add benchmark for QThreadPool.
The current question is whether activeThreadCount() should be lock-free
(using atomic ints) or mutex-protected, so this tests start()
and activeThreadCount() directly.
Change-Id: Ica4a2ad023c2002e3c7d81558e6b9ee64af7f690
Reviewed-by: Olivier Goffart <ogoffart@woboq.com>
Diffstat (limited to 'tests/benchmarks')
3 files changed, 99 insertions, 1 deletions
diff --git a/tests/benchmarks/corelib/thread/qthreadpool/qthreadpool.pro b/tests/benchmarks/corelib/thread/qthreadpool/qthreadpool.pro new file mode 100644 index 0000000000..47e16e8b4d --- /dev/null +++ b/tests/benchmarks/corelib/thread/qthreadpool/qthreadpool.pro @@ -0,0 +1,5 @@ +TEMPLATE = app +TARGET = tst_bench_qthreadpool + +SOURCES += tst_qthreadpool.cpp +QT = core testlib diff --git a/tests/benchmarks/corelib/thread/qthreadpool/tst_qthreadpool.cpp b/tests/benchmarks/corelib/thread/qthreadpool/tst_qthreadpool.cpp new file mode 100644 index 0000000000..8e32d194ef --- /dev/null +++ b/tests/benchmarks/corelib/thread/qthreadpool/tst_qthreadpool.cpp @@ -0,0 +1,92 @@ +/**************************************************************************** +** +** Copyright (C) 2013 David Faure <david.faure@kdab.com> +** Contact: http://www.qt-project.org/legal +** +** This file is part of the test suite of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <qtest.h> +#include <QtCore> + +class tst_QThreadPool : public QObject +{ + Q_OBJECT + +public: + tst_QThreadPool(); + ~tst_QThreadPool(); + +private slots: + void startRunnables(); + void activeThreadCount(); +}; + +tst_QThreadPool::tst_QThreadPool() +{ +} + +tst_QThreadPool::~tst_QThreadPool() +{ +} + +class NoOpRunnable : public QRunnable +{ +public: + void run() Q_DECL_OVERRIDE { + } +}; + +void tst_QThreadPool::startRunnables() +{ + QThreadPool threadPool; + threadPool.setMaxThreadCount(10); + QBENCHMARK { + threadPool.start(new NoOpRunnable()); + } +} + +void tst_QThreadPool::activeThreadCount() +{ + QThreadPool threadPool; + threadPool.start(new NoOpRunnable()); + QBENCHMARK { + QVERIFY(threadPool.activeThreadCount() <= 10); + } +} + +QTEST_MAIN(tst_QThreadPool) +#include "tst_qthreadpool.moc" diff --git a/tests/benchmarks/corelib/thread/thread.pro b/tests/benchmarks/corelib/thread/thread.pro index 2affee5287..d7f65a911d 100644 --- a/tests/benchmarks/corelib/thread/thread.pro +++ b/tests/benchmarks/corelib/thread/thread.pro @@ -1,4 +1,5 @@ TEMPLATE = subdirs SUBDIRS = \ qmutex \ - qthreadstorage + qthreadstorage \ + qthreadpool \ |