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author | axis <qt-info@nokia.com> | 2009-04-24 11:34:15 (GMT) |
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committer | axis <qt-info@nokia.com> | 2009-04-24 11:34:15 (GMT) |
commit | 8f427b2b914d5b575a4a7c0ed65d2fb8f45acc76 (patch) | |
tree | a17e1a767a89542ab59907462206d7dcf2e504b2 /tests/auto/qnumeric | |
download | Qt-8f427b2b914d5b575a4a7c0ed65d2fb8f45acc76.zip Qt-8f427b2b914d5b575a4a7c0ed65d2fb8f45acc76.tar.gz Qt-8f427b2b914d5b575a4a7c0ed65d2fb8f45acc76.tar.bz2 |
Long live Qt for S60!
Diffstat (limited to 'tests/auto/qnumeric')
-rw-r--r-- | tests/auto/qnumeric/.gitignore | 1 | ||||
-rw-r--r-- | tests/auto/qnumeric/qnumeric.pro | 6 | ||||
-rw-r--r-- | tests/auto/qnumeric/tst_qnumeric.cpp | 119 |
3 files changed, 126 insertions, 0 deletions
diff --git a/tests/auto/qnumeric/.gitignore b/tests/auto/qnumeric/.gitignore new file mode 100644 index 0000000..c00531d --- /dev/null +++ b/tests/auto/qnumeric/.gitignore @@ -0,0 +1 @@ +tst_qnumeric diff --git a/tests/auto/qnumeric/qnumeric.pro b/tests/auto/qnumeric/qnumeric.pro new file mode 100644 index 0000000..162f980 --- /dev/null +++ b/tests/auto/qnumeric/qnumeric.pro @@ -0,0 +1,6 @@ +load(qttest_p4) + +QT = core + +SOURCES += tst_qnumeric.cpp +QT = core diff --git a/tests/auto/qnumeric/tst_qnumeric.cpp b/tests/auto/qnumeric/tst_qnumeric.cpp new file mode 100644 index 0000000..7688d01 --- /dev/null +++ b/tests/auto/qnumeric/tst_qnumeric.cpp @@ -0,0 +1,119 @@ +/**************************************************************************** +** +** 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 <QtTest/QtTest> + +#include <math.h> + +class tst_QNumeric: public QObject +{ + Q_OBJECT + +private slots: + void fuzzyCompare_data(); + void fuzzyCompare(); + void qNan(); +}; + +void tst_QNumeric::fuzzyCompare_data() +{ + QTest::addColumn<double>("val1"); + QTest::addColumn<double>("val2"); + QTest::addColumn<bool>("isEqual"); + + QTest::newRow("zero") << 0.0 << 0.0 << true; + QTest::newRow("ten") << 10.0 << 10.0 << true; + QTest::newRow("large") << 1000000000.0 << 1000000000.0 << true; + QTest::newRow("small") << 0.00000000001 << 0.00000000001 << true; + QTest::newRow("eps") << 10.000000000000001 << 10.00000000000002 << true; + QTest::newRow("eps2") << 10.000000000000001 << 10.000000000000009 << true; + + QTest::newRow("mis1") << 0.0 << 1.0 << false; + QTest::newRow("mis2") << 0.0 << 10000000.0 << false; + QTest::newRow("mis3") << 0.0 << 0.000000001 << false; + QTest::newRow("mis4") << 100000000.0 << 0.000000001 << false; + QTest::newRow("mis4") << 0.0000000001 << 0.000000001 << false; +} + +void tst_QNumeric::fuzzyCompare() +{ + QFETCH(double, val1); + QFETCH(double, val2); + QFETCH(bool, isEqual); + + QCOMPARE(::qFuzzyCompare(val1, val2), isEqual); + QCOMPARE(::qFuzzyCompare(val2, val1), isEqual); + QCOMPARE(::qFuzzyCompare(-val1, -val2), isEqual); + QCOMPARE(::qFuzzyCompare(-val2, -val1), isEqual); +} + +void tst_QNumeric::qNan() +{ + double nan = qQNaN(); +#if defined( __INTEL_COMPILER) + QCOMPARE((0 > nan), false); + QCOMPARE((0 < nan), false); + QSKIP("This fails due to a bug in the Intel Compiler", SkipAll); +#else + if (0 > nan) + QFAIL("compiler thinks 0 > nan"); + + if (0 < nan) + QFAIL("compiler thinks 0 < nan"); +#endif + QVERIFY(qIsNaN(nan)); + QVERIFY(qIsNaN(nan + 1)); + QVERIFY(qIsNaN(-nan)); + double inf = qInf(); + QVERIFY(inf > 0); + QVERIFY(-inf < 0); + QVERIFY(qIsInf(inf)); + QVERIFY(qIsInf(-inf)); + QVERIFY(qIsInf(2*inf)); + QCOMPARE(1/inf, 0.0); + QVERIFY(qIsNaN(0*nan)); + QVERIFY(qIsNaN(0*inf)); + QVERIFY(qFuzzyCompare(1/inf, 0.0)); +} + +QTEST_APPLESS_MAIN(tst_QNumeric) +#include "tst_qnumeric.moc" |