tests/auto/qgraphicsobject/tst_qgraphicsobject.cpp
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
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     7 ** This file is part of the test suite of the Qt Toolkit.
       
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     9 ** $QT_BEGIN_LICENSE:LGPL$
       
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    14 ** this package.
       
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    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
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    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
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    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
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    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
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    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 
       
    43 #include <QtTest/QtTest>
       
    44 #include <qgraphicsitem.h>
       
    45 #include <qgraphicsscene.h>
       
    46 #include <qgraphicssceneevent.h>
       
    47 #include <qgraphicsview.h>
       
    48 #include <qstyleoption.h>
       
    49 #include "../../shared/util.h"
       
    50 
       
    51 class tst_QGraphicsObject : public QObject {
       
    52     Q_OBJECT
       
    53 
       
    54 public slots:
       
    55     void initTestCase();
       
    56     void cleanupTestCase();
       
    57     void init();
       
    58     void cleanup();
       
    59 
       
    60 private slots:
       
    61     void pos();
       
    62     void x();
       
    63     void y();
       
    64     void z();
       
    65     void opacity();
       
    66     void enabled();
       
    67     void visible();
       
    68 };
       
    69 
       
    70 
       
    71 // This will be called before the first test function is executed.
       
    72 // It is only called once.
       
    73 void tst_QGraphicsObject::initTestCase()
       
    74 {
       
    75 }
       
    76 
       
    77 // This will be called after the last test function is executed.
       
    78 // It is only called once.
       
    79 void tst_QGraphicsObject::cleanupTestCase()
       
    80 {
       
    81 }
       
    82 
       
    83 // This will be called before each test function is executed.
       
    84 void tst_QGraphicsObject::init()
       
    85 {
       
    86 }
       
    87 
       
    88 // This will be called after every test function.
       
    89 void tst_QGraphicsObject::cleanup()
       
    90 {
       
    91 }
       
    92 
       
    93 
       
    94 class MyGraphicsObject : public QGraphicsObject
       
    95 {
       
    96 public:
       
    97     MyGraphicsObject() : QGraphicsObject() {}
       
    98     virtual QRectF boundingRect() const { return QRectF(); }
       
    99     virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget *) {}
       
   100 };
       
   101 
       
   102 void tst_QGraphicsObject::pos()
       
   103 {
       
   104     MyGraphicsObject object;
       
   105     QSignalSpy xSpy(&object, SIGNAL(xChanged()));
       
   106     QSignalSpy ySpy(&object, SIGNAL(yChanged()));
       
   107     QVERIFY(object.pos() == QPointF(0, 0));
       
   108     object.setPos(10, 10);
       
   109     QCOMPARE(xSpy.count(), 1);
       
   110     QCOMPARE(ySpy.count(), 1);
       
   111 
       
   112     QVERIFY(object.pos() == QPointF(10,10));
       
   113 
       
   114     object.setPos(10, 10);
       
   115     QCOMPARE(xSpy.count(), 1);
       
   116     QCOMPARE(ySpy.count(), 1);
       
   117 
       
   118     object.setProperty("pos", QPointF(0, 0));
       
   119     QCOMPARE(xSpy.count(), 2);
       
   120     QCOMPARE(ySpy.count(), 2);
       
   121     QVERIFY(object.property("pos") == QPointF(0,0));
       
   122 
       
   123     object.setProperty("pos", QPointF(10, 0));
       
   124     QCOMPARE(xSpy.count(), 3);
       
   125     QCOMPARE(ySpy.count(), 2);
       
   126     QVERIFY(object.property("pos") == QPointF(10,0));
       
   127 
       
   128     object.setProperty("pos", QPointF(10, 10));
       
   129     QCOMPARE(xSpy.count(), 3);
       
   130     QCOMPARE(ySpy.count(), 3);
       
   131     QVERIFY(object.property("pos") == QPointF(10, 10));
       
   132 }
       
   133 
       
   134 void tst_QGraphicsObject::x()
       
   135 {
       
   136     MyGraphicsObject object;
       
   137     QSignalSpy xSpy(&object, SIGNAL(xChanged()));
       
   138     QSignalSpy ySpy(&object, SIGNAL(yChanged()));
       
   139     QVERIFY(object.pos() == QPointF(0, 0));
       
   140     object.setX(10);
       
   141     QCOMPARE(xSpy.count(), 1);
       
   142     QCOMPARE(ySpy.count(), 0);
       
   143 
       
   144     QVERIFY(object.pos() == QPointF(10, 0));
       
   145     QVERIFY(object.x() == 10);
       
   146 
       
   147     object.setX(10);
       
   148     QCOMPARE(xSpy.count(), 1);
       
   149     QCOMPARE(ySpy.count(), 0);
       
   150 
       
   151     object.setProperty("x", 0);
       
   152     QCOMPARE(xSpy.count(), 2);
       
   153     QCOMPARE(ySpy.count(), 0);
       
   154     QVERIFY(object.property("x") == 0);
       
   155 }
       
   156 
       
   157 void tst_QGraphicsObject::y()
       
   158 {
       
   159     MyGraphicsObject object;
       
   160     QSignalSpy xSpy(&object, SIGNAL(xChanged()));
       
   161     QSignalSpy ySpy(&object, SIGNAL(yChanged()));
       
   162     QVERIFY(object.pos() == QPointF(0, 0));
       
   163     object.setY(10);
       
   164     QCOMPARE(xSpy.count(), 0);
       
   165     QCOMPARE(ySpy.count(), 1);
       
   166 
       
   167     QVERIFY(object.pos() == QPointF(0, 10));
       
   168     QVERIFY(object.y() == 10);
       
   169 
       
   170     object.setY(10);
       
   171     QCOMPARE(xSpy.count(), 0);
       
   172     QCOMPARE(ySpy.count(), 1);
       
   173 
       
   174     object.setProperty("y", 0);
       
   175     QCOMPARE(xSpy.count(), 0);
       
   176     QCOMPARE(ySpy.count(), 2);
       
   177     QVERIFY(object.property("y") == 0);
       
   178 }
       
   179 
       
   180 void tst_QGraphicsObject::z()
       
   181 {
       
   182     MyGraphicsObject object;
       
   183     QSignalSpy zSpy(&object, SIGNAL(zChanged()));
       
   184     QVERIFY(object.zValue() == 0);
       
   185     object.setZValue(10);
       
   186     QCOMPARE(zSpy.count(), 1);
       
   187 
       
   188     QVERIFY(object.zValue() == 10);
       
   189 
       
   190     object.setZValue(10);
       
   191     QCOMPARE(zSpy.count(), 1);
       
   192 
       
   193     object.setProperty("z", 0);
       
   194     QCOMPARE(zSpy.count(), 2);
       
   195     QVERIFY(object.property("z") == 0);
       
   196 }
       
   197 
       
   198 void tst_QGraphicsObject::opacity()
       
   199 {
       
   200     MyGraphicsObject object;
       
   201     QSignalSpy spy(&object, SIGNAL(opacityChanged()));
       
   202     QVERIFY(object.opacity() == 1.);
       
   203     object.setOpacity(0);
       
   204     QCOMPARE(spy.count(), 1);
       
   205 
       
   206     QVERIFY(object.opacity() == 0.);
       
   207 
       
   208     object.setOpacity(0);
       
   209     QCOMPARE(spy.count(), 1);
       
   210 
       
   211     object.setProperty("opacity", .5);
       
   212     QCOMPARE(spy.count(), 2);
       
   213     QVERIFY(object.property("opacity") == .5);
       
   214 }
       
   215 
       
   216 void tst_QGraphicsObject::enabled()
       
   217 {
       
   218     MyGraphicsObject object;
       
   219     QSignalSpy spy(&object, SIGNAL(enabledChanged()));
       
   220     QVERIFY(object.isEnabled() == true);
       
   221     object.setEnabled(false);
       
   222     QCOMPARE(spy.count(), 1);
       
   223 
       
   224     QVERIFY(object.isEnabled() == false);
       
   225 
       
   226     object.setEnabled(false);
       
   227     QCOMPARE(spy.count(), 1);
       
   228 
       
   229     object.setProperty("enabled", true);
       
   230     QCOMPARE(spy.count(), 2);
       
   231     QVERIFY(object.property("enabled") == true);
       
   232 }
       
   233 
       
   234 void tst_QGraphicsObject::visible()
       
   235 {
       
   236     MyGraphicsObject object;
       
   237     QSignalSpy spy(&object, SIGNAL(visibleChanged()));
       
   238     QVERIFY(object.isVisible() == true);
       
   239     object.setVisible(false);
       
   240     QCOMPARE(spy.count(), 1);
       
   241 
       
   242     QVERIFY(object.isVisible() == false);
       
   243 
       
   244     object.setVisible(false);
       
   245     QCOMPARE(spy.count(), 1);
       
   246 
       
   247     object.setProperty("visible", true);
       
   248     QCOMPARE(spy.count(), 2);
       
   249     QVERIFY(object.property("visible") == true);
       
   250 }
       
   251 
       
   252 
       
   253 QTEST_MAIN(tst_QGraphicsObject)
       
   254 #include "tst_qgraphicsobject.moc"
       
   255