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** This file is part of the test suite of the Qt Toolkit.
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** This file contains pre-release code and may not be distributed.
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** contained in the either Technology Preview License Agreement or the
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#include <QtTest/QtTest>
#include <QtGui>

//TESTED_CLASS=
//TESTED_FILES=

class tst_QBoxLayout : public QObject
{
    Q_OBJECT

public:
    tst_QBoxLayout();
    virtual ~tst_QBoxLayout();

public slots:
    void initTestCase();
    void cleanupTestCase();
    void init();
    void cleanup();

private slots:
    void insertSpacerItem();
    void sizeHint();
    void sizeConstraints();
    void setGeometry();
};


tst_QBoxLayout::tst_QBoxLayout()
{
}

tst_QBoxLayout::~tst_QBoxLayout()
{
}

void tst_QBoxLayout::initTestCase()
{
}

void tst_QBoxLayout::cleanupTestCase()
{
}

void tst_QBoxLayout::init()
{
}

void tst_QBoxLayout::cleanup()
{
}

void tst_QBoxLayout::insertSpacerItem()
{
    QWidget *window = new QWidget;

    QSpacerItem *spacer1 = new QSpacerItem(20, 10, QSizePolicy::Expanding, QSizePolicy::Expanding);
    QSpacerItem *spacer2 = new QSpacerItem(40, 20, QSizePolicy::Expanding, QSizePolicy::Expanding);

    QBoxLayout *layout = new QHBoxLayout;
    layout->addWidget(new QLineEdit("Foooooooooooooooooooooooooo"));
    layout->addSpacerItem(spacer1);
    layout->addWidget(new QLineEdit("Baaaaaaaaaaaaaaaaaaaaaaaaar"));
    layout->insertSpacerItem(0, spacer2);
    window->setLayout(layout);

    QVERIFY(layout->itemAt(0) == spacer2);
    QVERIFY(layout->itemAt(2) == spacer1);

    window->show();
}

void tst_QBoxLayout::sizeHint()
{
    QWidget *window = new QWidget;
    QHBoxLayout *lay1 = new QHBoxLayout;
    QHBoxLayout *lay2 = new QHBoxLayout;
    QLabel *label = new QLabel("widget twooooooooooooooooooooooooooooooooooooooooooooooooooooooo");
    lay2->addWidget(label);
    lay1->addLayout(lay2);
    window->setLayout(lay1);
    window->show();
    label->setText("foooooooo baaaaaaar");
    QSize sh = lay1->sizeHint();
    QApplication::processEvents();
    // Note that this is not strictly required behaviour - actually
    // the preferred behaviour would be that sizeHint returns
    // the same value regardless of what's lying in the event queue.
    // (i.e. we would check for equality here instead)
    QVERIFY(lay1->sizeHint() != sh);
}

void tst_QBoxLayout::sizeConstraints()
{
    QWidget *window = new QWidget;
    QHBoxLayout *lay = new QHBoxLayout;
    lay->addWidget(new QLabel("foooooooooooooooooooooooooooooooooooo"));
    lay->addWidget(new QLabel("baaaaaaaaaaaaaaaaaaaaaaaaaaaaaar"));
    lay->setSizeConstraint(QLayout::SetFixedSize);
    window->setLayout(lay);
    window->show();
    QApplication::processEvents();
    QSize sh = window->sizeHint();
    lay->takeAt(1);
    QVERIFY(sh.width() >= window->sizeHint().width() &&
            sh.height() >= window->sizeHint().height());

}

void tst_QBoxLayout::setGeometry()
{
    QWidget w;
    QVBoxLayout *lay = new QVBoxLayout;
    lay->setMargin(0);
    lay->setSpacing(0);
    QHBoxLayout *lay2 = new QHBoxLayout;
    QDial *dial = new QDial;
    lay2->addWidget(dial);
    lay2->setAlignment(Qt::AlignTop);
    lay2->setAlignment(Qt::AlignRight);
    lay->addLayout(lay2);
    w.setLayout(lay);
    w.show();
    
    QRect newGeom(0, 0, 70, 70);
    lay2->setGeometry(newGeom);
    QApplication::processEvents();
    QVERIFY2(newGeom.contains(dial->geometry()), "dial->geometry() should be smaller and within newGeom");
}

QTEST_MAIN(tst_QBoxLayout)
#include "tst_qboxlayout.moc"