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71 lines
2.1 KiB
C++
71 lines
2.1 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Copyright (C) 2016-2020 Ivailo Monev
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**
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** This file is part of the test suite of the Katie Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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**
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtTest/QtTest>
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class tst_QRand: public QObject
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{
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Q_OBJECT
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private slots:
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void random_data();
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void random();
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};
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void tst_QRand::random_data()
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{
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QTest::addColumn<bool>("seed");
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QTest::newRow("with_seed") << true;
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QTest::newRow("without_seed") << false;
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}
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void tst_QRand::random()
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{
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QFETCH(bool, seed);
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static int lastvalue = 0;
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static const int numcalls = 10000;
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for (int i = 0; i < numcalls; i++) {
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if (seed) {
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qsrand(i);
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}
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const int value = qrand();
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QVERIFY(lastvalue != value);
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lastvalue = value;
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}
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}
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QTEST_MAIN(tst_QRand)
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#include "moc_tst_qrand.cpp"
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