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Diffstat (limited to 'tests/benchmarks/containers-associative/main.cpp')
-rw-r--r-- | tests/benchmarks/containers-associative/main.cpp | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/tests/benchmarks/containers-associative/main.cpp b/tests/benchmarks/containers-associative/main.cpp new file mode 100644 index 0000000..e597e52 --- /dev/null +++ b/tests/benchmarks/containers-associative/main.cpp @@ -0,0 +1,143 @@ +/**************************************************************************** +** +** 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" |