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Diffstat (limited to 'tests/benchmarks/corelib/io/qfileinfo/main.cpp')
-rw-r--r-- | tests/benchmarks/corelib/io/qfileinfo/main.cpp | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/tests/benchmarks/corelib/io/qfileinfo/main.cpp b/tests/benchmarks/corelib/io/qfileinfo/main.cpp new file mode 100644 index 0000000000..3274adee8f --- /dev/null +++ b/tests/benchmarks/corelib/io/qfileinfo/main.cpp @@ -0,0 +1,125 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the test suite of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** 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, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#include <QDebug> +#include <qtest.h> +#include <QtTest/QtTest> +#include <QtCore/QCoreApplication> +#include <QtCore/QFileInfo> +#include <QtCore/QFile> + +#include "private/qfsfileengine_p.h" +#include "../../../../shared/filesystem.h" + +class qfileinfo : public QObject +{ + Q_OBJECT +private slots: + void canonicalFileNamePerformance(); +#if defined(Q_OS_WIN) && !defined(Q_OS_WINCE) + void symLinkTargetPerformanceLNK(); + void symLinkTargetPerformanceMounpoint(); +#endif + void initTestCase(); + void cleanupTestCase(); +public: + qfileinfo() : QObject() {}; +}; + +void qfileinfo::initTestCase() +{ +} + +void qfileinfo::cleanupTestCase() +{ +} + +void qfileinfo::canonicalFileNamePerformance() +{ + QString appPath = QCoreApplication::applicationFilePath(); + QFSFileEnginePrivate::canonicalized(appPath); // warmup + QFSFileEnginePrivate::canonicalized(appPath); // more warmup + QBENCHMARK { + for (int i = 0; i < 5000; i++) { + QFSFileEnginePrivate::canonicalized(appPath); + } + } +} + +#if defined(Q_OS_WIN) && !defined(Q_OS_WINCE) +void qfileinfo::symLinkTargetPerformanceLNK() +{ + QVERIFY(QFile::link("file","link.lnk")); + QFileInfo info("link.lnk"); + info.setCaching(false); + QVERIFY(info.isSymLink()); + QString linkTarget; + QBENCHMARK { + for(int i=0; i<100; i++) + linkTarget = info.readLink(); + } + QVERIFY(QFile::remove("link.lnk")); +} + +void qfileinfo::symLinkTargetPerformanceMounpoint() +{ + wchar_t buffer[MAX_PATH]; + QString rootPath = QDir::toNativeSeparators(QDir::rootPath()); + QVERIFY(GetVolumeNameForVolumeMountPointW(rootPath.utf16(), buffer, MAX_PATH)); + QString rootVolume = QString::fromWCharArray(buffer); + QString mountpoint = "mountpoint"; + rootVolume.replace("\\\\?\\","\\??\\"); + FileSystem::createNtfsJunction(rootVolume, mountpoint); + + QFileInfo info(mountpoint); + info.setCaching(false); + QVERIFY(info.isSymLink()); + QString linkTarget; + QBENCHMARK { + for(int i=0; i<100; i++) + linkTarget = info.readLink(); + } + QVERIFY(QDir().rmdir(mountpoint)); +} +#endif + +QTEST_MAIN(qfileinfo) + +#include "main.moc" |