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authorAlexis Menard <alexis.menard@nokia.com>2009-04-17 14:06:06 (GMT)
committerAlexis Menard <alexis.menard@nokia.com>2009-04-17 14:06:06 (GMT)
commitf15b8a83e2e51955776a3f07cb85ebfc342dd8ef (patch)
treec5dc684986051654898db11ce73e03b9fec8db99 /tests/benchmarks/qiodevice/main.cpp
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Initial import of statemachine branch from the old kinetic repository
Diffstat (limited to 'tests/benchmarks/qiodevice/main.cpp')
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1 files changed, 105 insertions, 0 deletions
diff --git a/tests/benchmarks/qiodevice/main.cpp b/tests/benchmarks/qiodevice/main.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#include <QDebug>
+#include <QIODevice>
+#include <QFile>
+#include <QString>
+
+#include <qtest.h>
+
+
+class tst_qiodevice : public QObject
+{
+ Q_OBJECT
+private slots:
+ void read_old();
+ void read_old_data() { read_data(); }
+ //void read_new();
+ //void read_new_data() { read_data(); }
+private:
+ void read_data();
+};
+
+
+void tst_qiodevice::read_data()
+{
+ QTest::addColumn<qint64>("size");
+ QTest::newRow("10k") << qint64(10 * 1024);
+ QTest::newRow("100k") << qint64(100 * 1024);
+ QTest::newRow("1000k") << qint64(1000 * 1024);
+ QTest::newRow("10000k") << qint64(10000 * 1024);
+ QTest::newRow("100000k") << qint64(100000 * 1024);
+ QTest::newRow("1000000k") << qint64(1000000 * 1024);
+}
+
+void tst_qiodevice::read_old()
+{
+ QFETCH(qint64, size);
+
+ QString name = "tmp" + QString::number(size);
+
+ {
+ QFile file(name);
+ file.open(QIODevice::WriteOnly);
+ file.seek(size);
+ file.write("x", 1);
+ file.close();
+ }
+
+ QBENCHMARK {
+ QFile file(name);
+ file.open(QIODevice::ReadOnly);
+ QByteArray ba;
+ qint64 s = size - 1024;
+ file.seek(512);
+ ba = file.read(s); // crash happens during this read / assignment operation
+ }
+
+ {
+ QFile file(name);
+ file.remove();
+ }
+}
+
+
+QTEST_MAIN(tst_qiodevice)
+
+#include "main.moc"