tests/auto/qsize/tst_qsize.cpp
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/auto/qsize/tst_qsize.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,254 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (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 Technology Preview License Agreement accompanying
+** this package.
+**
+** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+#include <QtTest/QtTest>
+#include <qsize.h>
+
+Q_DECLARE_METATYPE(QSize)
+
+//TESTED_CLASS=
+//TESTED_FILES=
+
+class tst_QSize : public QObject
+{
+    Q_OBJECT
+
+public:
+    tst_QSize();
+    virtual ~tst_QSize();
+
+
+public slots:
+    void init();
+    void cleanup();
+private slots:
+    void getSetCheck();
+    void scale();
+
+    void expandedTo();
+    void expandedTo_data();
+
+    void boundedTo_data();
+    void boundedTo();
+
+    void transpose_data();
+    void transpose();
+};
+
+// Testing get/set functions
+void tst_QSize::getSetCheck()
+{
+    QSize obj1;
+    // int QSize::width()
+    // void QSize::setWidth(int)
+    obj1.setWidth(0);
+    QCOMPARE(0, obj1.width());
+    obj1.setWidth(INT_MIN);
+    QCOMPARE(INT_MIN, obj1.width());
+    obj1.setWidth(INT_MAX);
+    QCOMPARE(INT_MAX, obj1.width());
+
+    // int QSize::height()
+    // void QSize::setHeight(int)
+    obj1.setHeight(0);
+    QCOMPARE(0, obj1.height());
+    obj1.setHeight(INT_MIN);
+    QCOMPARE(INT_MIN, obj1.height());
+    obj1.setHeight(INT_MAX);
+    QCOMPARE(INT_MAX, obj1.height());
+
+    QSizeF obj2;
+    // qreal QSizeF::width()
+    // void QSizeF::setWidth(qreal)
+    obj2.setWidth(0.0);
+    QCOMPARE(0.0, obj2.width());
+    obj2.setWidth(1.1);
+    QCOMPARE(1.1, obj2.width());
+
+    // qreal QSizeF::height()
+    // void QSizeF::setHeight(qreal)
+    obj2.setHeight(0.0);
+    QCOMPARE(0.0, obj2.height());
+    obj2.setHeight(1.1);
+    QCOMPARE(1.1, obj2.height());
+}
+
+
+tst_QSize::tst_QSize()
+{
+}
+
+tst_QSize::~tst_QSize()
+{
+}
+
+void tst_QSize::init()
+{
+}
+
+void tst_QSize::cleanup()
+{
+}
+
+void tst_QSize::scale()
+{
+    QSize t1( 10, 12 );
+    t1.scale( 60, 60, Qt::IgnoreAspectRatio );
+    QCOMPARE( t1, QSize(60, 60) );
+
+    QSize t2( 10, 12 );
+    t2.scale( 60, 60, Qt::KeepAspectRatio );
+    QCOMPARE( t2, QSize(50, 60) );
+
+    QSize t3( 10, 12 );
+    t3.scale( 60, 60, Qt::KeepAspectRatioByExpanding );
+    QCOMPARE( t3, QSize(60, 72) );
+
+    QSize t4( 12, 10 );
+    t4.scale( 60, 60, Qt::KeepAspectRatio );
+    QCOMPARE( t4, QSize(60, 50) );
+
+    QSize t5( 12, 10 );
+    t5.scale( 60, 60, Qt::KeepAspectRatioByExpanding );
+    QCOMPARE( t5, QSize(72, 60) );
+
+    // test potential int overflow
+    QSize t6(88473, 88473);
+    t6.scale(141817, 141817, Qt::KeepAspectRatio);
+    QCOMPARE(t6, QSize(141817, 141817));
+
+    QSize t7(800, 600);
+    t7.scale(400, INT_MAX, Qt::KeepAspectRatio);
+    QCOMPARE(t7, QSize(400, 300));
+
+    QSize t8(800, 600);
+    t8.scale(INT_MAX, 150, Qt::KeepAspectRatio);
+    QCOMPARE(t8, QSize(200, 150));
+
+    QSize t9(600, 800);
+    t9.scale(300, INT_MAX, Qt::KeepAspectRatio);
+    QCOMPARE(t9, QSize(300, 400));
+
+    QSize t10(600, 800);
+    t10.scale(INT_MAX, 200, Qt::KeepAspectRatio);
+    QCOMPARE(t10, QSize(150, 200));
+
+    QSize t11(0, 0);
+    t11.scale(240, 200, Qt::IgnoreAspectRatio);
+    QCOMPARE(t11, QSize(240, 200));
+
+    QSize t12(0, 0);
+    t12.scale(240, 200, Qt::KeepAspectRatio);
+    QCOMPARE(t12, QSize(240, 200));
+
+    QSize t13(0, 0);
+    t13.scale(240, 200, Qt::KeepAspectRatioByExpanding);
+    QCOMPARE(t13, QSize(240, 200));
+}
+
+
+void tst_QSize::expandedTo_data()
+{
+    QTest::addColumn<QSize>("input1");
+    QTest::addColumn<QSize>("input2");
+    QTest::addColumn<QSize>("expected");
+
+    QTest::newRow("data0") << QSize(10,12) << QSize(6,4)	<< QSize(10,12);
+    QTest::newRow("data1") << QSize(0,0)   << QSize(6,4)	<< QSize(6,4);
+    // This should pick the highest of w,h components independently of each other,
+    // thus the result dont have to be equal to neither input1 nor input2.
+    QTest::newRow("data3") << QSize(6,4)   << QSize(4,6)	<< QSize(6,6);
+}
+
+void tst_QSize::expandedTo()
+{
+    QFETCH( QSize, input1);
+    QFETCH( QSize, input2);
+    QFETCH( QSize, expected);
+
+    QCOMPARE( input1.expandedTo(input2), expected);
+}
+
+void tst_QSize::boundedTo_data()
+{
+    QTest::addColumn<QSize>("input1");
+    QTest::addColumn<QSize>("input2");
+    QTest::addColumn<QSize>("expected");
+
+    QTest::newRow("data0") << QSize(10,12) << QSize(6,4)	<< QSize(6,4);
+    QTest::newRow("data1") << QSize(0,0)	<< QSize(6,4)	<< QSize(0,0);
+    // This should pick the lowest of w,h components independently of each other,
+    // thus the result dont have to be equal to neither input1 nor input2.
+    QTest::newRow("data3") << QSize(6,4)	<< QSize(4,6)	<< QSize(4,4);
+}
+
+void tst_QSize::boundedTo()
+{
+    QFETCH( QSize, input1);
+    QFETCH( QSize, input2);
+    QFETCH( QSize, expected);
+
+    QCOMPARE( input1.boundedTo(input2), expected);
+}
+
+void tst_QSize::transpose_data()
+{
+    QTest::addColumn<QSize>("input1");
+    QTest::addColumn<QSize>("expected");
+
+    QTest::newRow("data0") << QSize(10,12) << QSize(12,10);
+    QTest::newRow("data1") << QSize(0,0)	<< QSize(0,0);
+    QTest::newRow("data3") << QSize(6,4)	<< QSize(4,6);
+}
+
+void tst_QSize::transpose()
+{
+    QFETCH( QSize, input1);
+    QFETCH( QSize, expected);
+
+    // transpose() works only inplace and does not return anything, so we must do the operation itself before the compare.
+    input1.transpose();
+    QCOMPARE(input1 , expected);
+}
+
+QTEST_APPLESS_MAIN(tst_QSize)
+#include "tst_qsize.moc"