tests/auto/qgraphicsobject/tst_qgraphicsobject.cpp
author Alex Gilkes <alex.gilkes@nokia.com>
Mon, 11 Jan 2010 14:00:40 +0000
changeset 0 1918ee327afb
child 3 41300fa6a67c
permissions -rw-r--r--
Revision: 200952

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** This file is part of the test suite of the Qt Toolkit.
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#include <QtTest/QtTest>
#include <qgraphicsitem.h>
#include <qgraphicsscene.h>
#include <qgraphicssceneevent.h>
#include <qgraphicsview.h>
#include <qstyleoption.h>
#include "../../shared/util.h"

class tst_QGraphicsObject : public QObject {
    Q_OBJECT

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

private slots:
    void pos();
    void x();
    void y();
    void z();
    void opacity();
    void enabled();
    void visible();
};


// This will be called before the first test function is executed.
// It is only called once.
void tst_QGraphicsObject::initTestCase()
{
}

// This will be called after the last test function is executed.
// It is only called once.
void tst_QGraphicsObject::cleanupTestCase()
{
}

// This will be called before each test function is executed.
void tst_QGraphicsObject::init()
{
}

// This will be called after every test function.
void tst_QGraphicsObject::cleanup()
{
}


class MyGraphicsObject : public QGraphicsObject
{
public:
    MyGraphicsObject() : QGraphicsObject() {}
    virtual QRectF boundingRect() const { return QRectF(); }
    virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget *) {}
};

void tst_QGraphicsObject::pos()
{
    MyGraphicsObject object;
    QSignalSpy xSpy(&object, SIGNAL(xChanged()));
    QSignalSpy ySpy(&object, SIGNAL(yChanged()));
    QVERIFY(object.pos() == QPointF(0, 0));
    object.setPos(10, 10);
    QCOMPARE(xSpy.count(), 1);
    QCOMPARE(ySpy.count(), 1);

    QVERIFY(object.pos() == QPointF(10,10));

    object.setPos(10, 10);
    QCOMPARE(xSpy.count(), 1);
    QCOMPARE(ySpy.count(), 1);

    object.setProperty("pos", QPointF(0, 0));
    QCOMPARE(xSpy.count(), 2);
    QCOMPARE(ySpy.count(), 2);
    QVERIFY(object.property("pos") == QPointF(0,0));

    object.setProperty("pos", QPointF(10, 0));
    QCOMPARE(xSpy.count(), 3);
    QCOMPARE(ySpy.count(), 2);
    QVERIFY(object.property("pos") == QPointF(10,0));

    object.setProperty("pos", QPointF(10, 10));
    QCOMPARE(xSpy.count(), 3);
    QCOMPARE(ySpy.count(), 3);
    QVERIFY(object.property("pos") == QPointF(10, 10));
}

void tst_QGraphicsObject::x()
{
    MyGraphicsObject object;
    QSignalSpy xSpy(&object, SIGNAL(xChanged()));
    QSignalSpy ySpy(&object, SIGNAL(yChanged()));
    QVERIFY(object.pos() == QPointF(0, 0));
    object.setX(10);
    QCOMPARE(xSpy.count(), 1);
    QCOMPARE(ySpy.count(), 0);

    QVERIFY(object.pos() == QPointF(10, 0));
    QVERIFY(object.x() == 10);

    object.setX(10);
    QCOMPARE(xSpy.count(), 1);
    QCOMPARE(ySpy.count(), 0);

    object.setProperty("x", 0);
    QCOMPARE(xSpy.count(), 2);
    QCOMPARE(ySpy.count(), 0);
    QVERIFY(object.property("x") == 0);
}

void tst_QGraphicsObject::y()
{
    MyGraphicsObject object;
    QSignalSpy xSpy(&object, SIGNAL(xChanged()));
    QSignalSpy ySpy(&object, SIGNAL(yChanged()));
    QVERIFY(object.pos() == QPointF(0, 0));
    object.setY(10);
    QCOMPARE(xSpy.count(), 0);
    QCOMPARE(ySpy.count(), 1);

    QVERIFY(object.pos() == QPointF(0, 10));
    QVERIFY(object.y() == 10);

    object.setY(10);
    QCOMPARE(xSpy.count(), 0);
    QCOMPARE(ySpy.count(), 1);

    object.setProperty("y", 0);
    QCOMPARE(xSpy.count(), 0);
    QCOMPARE(ySpy.count(), 2);
    QVERIFY(object.property("y") == 0);
}

void tst_QGraphicsObject::z()
{
    MyGraphicsObject object;
    QSignalSpy zSpy(&object, SIGNAL(zChanged()));
    QVERIFY(object.zValue() == 0);
    object.setZValue(10);
    QCOMPARE(zSpy.count(), 1);

    QVERIFY(object.zValue() == 10);

    object.setZValue(10);
    QCOMPARE(zSpy.count(), 1);

    object.setProperty("z", 0);
    QCOMPARE(zSpy.count(), 2);
    QVERIFY(object.property("z") == 0);
}

void tst_QGraphicsObject::opacity()
{
    MyGraphicsObject object;
    QSignalSpy spy(&object, SIGNAL(opacityChanged()));
    QVERIFY(object.opacity() == 1.);
    object.setOpacity(0);
    QCOMPARE(spy.count(), 1);

    QVERIFY(object.opacity() == 0.);

    object.setOpacity(0);
    QCOMPARE(spy.count(), 1);

    object.setProperty("opacity", .5);
    QCOMPARE(spy.count(), 2);
    QVERIFY(object.property("opacity") == .5);
}

void tst_QGraphicsObject::enabled()
{
    MyGraphicsObject object;
    QSignalSpy spy(&object, SIGNAL(enabledChanged()));
    QVERIFY(object.isEnabled() == true);
    object.setEnabled(false);
    QCOMPARE(spy.count(), 1);

    QVERIFY(object.isEnabled() == false);

    object.setEnabled(false);
    QCOMPARE(spy.count(), 1);

    object.setProperty("enabled", true);
    QCOMPARE(spy.count(), 2);
    QVERIFY(object.property("enabled") == true);
}

void tst_QGraphicsObject::visible()
{
    MyGraphicsObject object;
    QSignalSpy spy(&object, SIGNAL(visibleChanged()));
    QVERIFY(object.isVisible() == true);
    object.setVisible(false);
    QCOMPARE(spy.count(), 1);

    QVERIFY(object.isVisible() == false);

    object.setVisible(false);
    QCOMPARE(spy.count(), 1);

    object.setProperty("visible", true);
    QCOMPARE(spy.count(), 2);
    QVERIFY(object.property("visible") == true);
}


QTEST_MAIN(tst_QGraphicsObject)
#include "tst_qgraphicsobject.moc"