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** This file is part of the test suite of the Qt Toolkit.
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#include <QtTest/QtTest>
#include <qsize.h>


class tst_QSizeF : public QObject
{
    Q_OBJECT
private slots:
    void isNull_data();
    void isNull();

    void scale();

    void expandedTo();
    void expandedTo_data();

    void boundedTo_data();
    void boundedTo();

    void transpose_data();
    void transpose();
};

void tst_QSizeF::isNull_data()
{
    QTest::addColumn<qreal>("width");
    QTest::addColumn<qreal>("height");
    QTest::addColumn<bool>("isNull");

    QTest::newRow("0, 0") << qreal(0.0) << qreal(0.0) << true;
    QTest::newRow("-0, -0") << qreal(-0.0) << qreal(-0.0) << true;
    QTest::newRow("0, -0") << qreal(0) << qreal(-0.0) << true;
    QTest::newRow("-0, 0") << qreal(-0.0) << qreal(0) << true;
    QTest::newRow("-0.1, 0") << qreal(-0.1) << qreal(0) << false;
    QTest::newRow("0, -0.1") << qreal(0) << qreal(-0.1) << false;
    QTest::newRow("0.1, 0") << qreal(0.1) << qreal(0) << false;
    QTest::newRow("0, 0.1") << qreal(0) << qreal(0.1) << false;
}

void tst_QSizeF::isNull()
{
    QFETCH(qreal, width);
    QFETCH(qreal, height);
    QFETCH(bool, isNull);

    QSizeF size(width, height);
    QCOMPARE(size.width(), width);
    QCOMPARE(size.height(), height);
    QCOMPARE(size.isNull(), isNull);
}

void tst_QSizeF::scale() {
    QSizeF t1(10.4, 12.8);
    t1.scale(60.6, 60.6, Qt::IgnoreAspectRatio);
    QCOMPARE(t1, QSizeF(60.6, 60.6));

    QSizeF t2(10.4, 12.8);
    t2.scale(43.52, 43.52, Qt::KeepAspectRatio);
    QCOMPARE(t2, QSizeF(35.36, 43.52));

    QSizeF t3(9.6, 12.48);
    t3.scale(31.68, 31.68, Qt::KeepAspectRatioByExpanding);
    QCOMPARE(t3, QSizeF(31.68, 41.184));

    QSizeF t4(12.8, 10.4);
    t4.scale(43.52, 43.52, Qt::KeepAspectRatio);
    QCOMPARE(t4, QSizeF(43.52, 35.36));

    QSizeF t5(12.48, 9.6);
    t5.scale(31.68, 31.68, Qt::KeepAspectRatioByExpanding);
    QCOMPARE(t5, QSizeF(41.184, 31.68));

    QSizeF t6(0.0, 0.0);
    t6.scale(200, 240, Qt::IgnoreAspectRatio);
    QCOMPARE(t6, QSizeF(200, 240));

    QSizeF t7(0.0, 0.0);
    t7.scale(200, 240, Qt::KeepAspectRatio);
    QCOMPARE(t7, QSizeF(200, 240));

    QSizeF t8(0.0, 0.0);
    t8.scale(200, 240, Qt::KeepAspectRatioByExpanding);
    QCOMPARE(t8, QSizeF(200, 240));
}


void tst_QSizeF::expandedTo_data() {
    QTest::addColumn<QSizeF>("input1");
    QTest::addColumn<QSizeF>("input2");
    QTest::addColumn<QSizeF>("expected");

    QTest::newRow("data0") << QSizeF(10.4, 12.8) << QSizeF(6.6, 4.4) << QSizeF(10.4, 12.8);
    QTest::newRow("data1") << QSizeF(0.0, 0.0) << QSizeF(6.6, 4.4) << QSizeF(6.6, 4.4);
    // This should pick the highest of w,h components independently of each other,
    // thus the result don't have to be equal to neither input1 nor input2.
    QTest::newRow("data3") << QSizeF(6.6, 4.4) << QSizeF(4.4, 6.6) << QSizeF(6.6, 6.6);
}

void tst_QSizeF::expandedTo() {
    QFETCH( QSizeF, input1);
    QFETCH( QSizeF, input2);
    QFETCH( QSizeF, expected);

    QCOMPARE( input1.expandedTo(input2), expected);
}

void tst_QSizeF::boundedTo_data() {
    QTest::addColumn<QSizeF>("input1");
    QTest::addColumn<QSizeF>("input2");
    QTest::addColumn<QSizeF>("expected");

    QTest::newRow("data0") << QSizeF(10.4, 12.8) << QSizeF(6.6, 4.4) << QSizeF(6.6, 4.4);
    QTest::newRow("data1") << QSizeF(0.0, 0.0) << QSizeF(6.6, 4.4) << QSizeF(0.0, 0.0);
    // This should pick the lowest of w,h components independently of each other,
    // thus the result don't have to be equal to neither input1 nor input2.
    QTest::newRow("data3") << QSizeF(6.6, 4.4) << QSizeF(4.4, 6.6) << QSizeF(4.4, 4.4);
}

void tst_QSizeF::boundedTo() {
    QFETCH( QSizeF, input1);
    QFETCH( QSizeF, input2);
    QFETCH( QSizeF, expected);

    QCOMPARE( input1.boundedTo(input2), expected);
}

void tst_QSizeF::transpose_data() {
    QTest::addColumn<QSizeF>("input1");
    QTest::addColumn<QSizeF>("expected");

    QTest::newRow("data0") << QSizeF(10.4, 12.8) << QSizeF(12.8, 10.4);
    QTest::newRow("data1") << QSizeF(0.0, 0.0) << QSizeF(0.0, 0.0);
    QTest::newRow("data3") << QSizeF(6.6, 4.4) << QSizeF(4.4, 6.6);
}

void tst_QSizeF::transpose() {
    QFETCH( QSizeF, input1);
    QFETCH( QSizeF, 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_QSizeF)
#include "tst_qsizef.moc"