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authorLars Knoll <lars.knoll@nokia.com>2009-03-23 09:18:55 (GMT)
committerSimon Hausmann <simon.hausmann@nokia.com>2009-03-23 09:18:55 (GMT)
commite5fcad302d86d316390c6b0f62759a067313e8a9 (patch)
treec2afbf6f1066b6ce261f14341cf6d310e5595bc1 /tests/benchmarks/containers-associative/main.cpp
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Long live Qt 4.5!
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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 <QtGui>
+#include <QString>
+
+#include <qtest.h>
+
+class tst_associative_containers : public QObject
+{
+ Q_OBJECT
+private slots:
+ void insert_data();
+ void insert();
+ void lookup_data();
+ void lookup();
+};
+
+template <typename T>
+void testInsert(int size)
+{
+ T container;
+
+ QBENCHMARK {
+ for (int i = 0; i < size; ++i)
+ container.insert(i, i);
+ }
+}
+
+void tst_associative_containers::insert_data()
+{
+ QTest::addColumn<bool>("useHash");
+ QTest::addColumn<int>("size");
+
+ for (int size = 10; size < 20000; size += 100) {
+
+ const QByteArray sizeString = QByteArray::number(size);
+
+ QTest::newRow(("hash--" + sizeString).constData()) << true << size;
+ QTest::newRow(("map--" + sizeString).constData()) << false << size;
+ }
+}
+
+void tst_associative_containers::insert()
+{
+ QFETCH(bool, useHash);
+ QFETCH(int, size);
+
+ QHash<int, int> testHash;
+ QMap<int, int> testMap;
+
+ if (useHash) {
+ testInsert<QHash<int, int> >(size);
+ } else {
+ testInsert<QMap<int, int> >(size);
+ }
+}
+
+void tst_associative_containers::lookup_data()
+{
+// setReportType(LineChartReport);
+// setChartTitle("Time to call value(), with an increasing number of items in the container");
+
+ QTest::addColumn<bool>("useHash");
+ QTest::addColumn<int>("size");
+
+ for (int size = 10; size < 20000; size += 100) {
+
+ const QByteArray sizeString = QByteArray::number(size);
+
+ QTest::newRow(("hash--" + sizeString).constData()) << true << size;
+ QTest::newRow(("map--" + sizeString).constData()) << false << size;
+ }
+}
+
+template <typename T>
+void testLookup(int size)
+{
+ T container;
+
+ for (int i = 0; i < size; ++i)
+ container.insert(i, i);
+
+ int val;
+
+ QBENCHMARK {
+ for (int i = 0; i < size; ++i)
+ val = container.value(i);
+
+ }
+}
+
+void tst_associative_containers::lookup()
+{
+ QFETCH(bool, useHash);
+ QFETCH(int, size);
+
+ if (useHash) {
+ testLookup<QHash<int, int> >(size);
+ } else {
+ testLookup<QMap<int, int> >(size);
+ }
+}
+
+QTEST_MAIN(tst_associative_containers)
+#include "main.moc"