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https://github.com/crystalidea/qt6windows7.git
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62 lines
1.8 KiB
C++
62 lines
1.8 KiB
C++
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// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
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#include <qtconcurrentmedian.h>
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#include <QTest>
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class tst_QtConcurrentMedian: public QObject
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{
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Q_OBJECT
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private slots:
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void median_data();
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void median();
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};
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void tst_QtConcurrentMedian::median_data()
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{
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QTest::addColumn<QList<double> >("values");
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QTest::addColumn<double>("expectedMedian");
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QTest::newRow("size=1")
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<< (QList<double>() << 1.0)
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<< 0.0; // six 0.0 in front of the actual value
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QTest::newRow("size=2")
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<< (QList<double>() << 3.0 << 2.0)
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<< 0.0; // five 0.0 in front of the actual value
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QTest::newRow("size=3")
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<< (QList<double>() << 3.0 << 1.0 << 2.0)
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<< 0.0; // four 0.0 in front of the actual value
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QTest::newRow("size=4")
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<< (QList<double>() << 3.0 << 1.0 << 2.0 << 4.0)
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<< 1.0; // three 0.0 in front of the first actual value, pick 1.0
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QTest::newRow("size=5")
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<< (QList<double>() << 3.0 << 1.0 << 2.0 << 3.0 << 1.0)
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<< 1.0; // two 0.0 in front of the first actual value, pick 1.0
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QTest::newRow("size=6")
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<< (QList<double>() << 3.0 << 1.0 << 2.0 << 3.0 << 1.0 << 2.0)
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<< 2.0; // one 0.0 in front of the first actual value, pick 2.0
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QTest::newRow("size=7")
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<< QList<double> { 207089.0, 202585.0, 180067.0, 157549.0, 211592.0, 216096.0, 207089.0 }
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<< 207089.0;
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}
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void tst_QtConcurrentMedian::median()
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{
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QFETCH(QList<double> , values);
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QFETCH(double, expectedMedian);
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QtConcurrent::Median m;
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foreach (double value, values)
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m.addValue(value);
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QCOMPARE(m.median(), expectedMedian);
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}
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QTEST_MAIN(tst_QtConcurrentMedian)
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#include "tst_qtconcurrentmedian.moc"
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