diff -r cfcbf08528c4 -r 2b40d63a9c3d qtmobility/examples/sensors/reading_perf/main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qtmobility/examples/sensors/reading_perf/main.cpp	Fri Apr 16 15:51:22 2010 +0300
@@ -0,0 +1,100 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt Mobility Components.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 <QtCore>
+#include <QtTest>
+#include <qaccelerometer.h>
+
+QTM_USE_NAMESPACE
+
+class reading_perf : public QObject
+{
+    Q_OBJECT
+private slots:
+    void reading_speed_direct();
+    void reading_speed_propname();
+    void reading_speed_propindex_slow();
+    void reading_speed_propindex_fast();
+};
+
+void reading_perf::reading_speed_direct()
+{
+    QAccelerometer sensor;
+    QVERIFY(sensor.connect());
+    QAccelerometerReading *reading = sensor.reading();
+    qreal x;
+    QBENCHMARK { x = reading->x(); }
+}
+
+void reading_perf::reading_speed_propname()
+{
+    QSensor sensor;
+    sensor.setType("QAccelerometer");
+    QVERIFY(sensor.connect());
+    QSensorReading *reading = sensor.reading();
+    qreal x;
+    QBENCHMARK { x = reading->property("x").value<qreal>(); }
+}
+
+void reading_perf::reading_speed_propindex_slow()
+{
+    QSensor sensor;
+    sensor.setType("QAccelerometer");
+    QVERIFY(sensor.connect());
+    QSensorReading *reading = sensor.reading();
+    qreal x;
+    QBENCHMARK { x = reading->QSensorReading::value(0).value<qreal>(); }
+}
+
+void reading_perf::reading_speed_propindex_fast()
+{
+    QSensor sensor;
+    sensor.setType("QAccelerometer");
+    QVERIFY(sensor.connect());
+    QSensorReading *reading = sensor.reading();
+    qreal x;
+    QBENCHMARK { x = reading->value(0).value<qreal>(); }
+}
+
+QTEST_MAIN(reading_perf)
+
+#include "main.moc"
+