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    41 

    42 

    43 #include <QtTest/QtTest>

    44 

    45 #include <QDial>

    46 

    47 class tst_QDial : public QObject

    48 {

    49     Q_OBJECT

    50 public:

    51     tst_QDial();

    52 

    53 private slots:

    54     void getSetCheck();

    55     void valueChanged();

    56     void sliderMoved();

    57 };

    58 

    59 // Testing get/set functions

    60 void tst_QDial::getSetCheck()

    61 {

    62     QDial obj1;

    63     // bool QDial::notchesVisible()

    64     // void QDial::setNotchesVisible(bool)

    65     obj1.setNotchesVisible(false);

    66     QCOMPARE(false, obj1.notchesVisible());

    67     obj1.setNotchesVisible(true);

    68     QCOMPARE(true, obj1.notchesVisible());

    69 

    70     // bool QDial::wrapping()

    71     // void QDial::setWrapping(bool)

    72     obj1.setWrapping(false);

    73     QCOMPARE(false, obj1.wrapping());

    74     obj1.setWrapping(true);

    75     QCOMPARE(true, obj1.wrapping());

    76 }

    77 

    78 tst_QDial::tst_QDial()

    79 {

    80 }

    81 

    82 void tst_QDial::valueChanged()

    83 {

    84     QDial dial;

    85     dial.setMinimum(0);

    86     dial.setMaximum(100);

    87     QSignalSpy spy(&dial, SIGNAL(valueChanged(int)));

    88     dial.setValue(50);

    89     QCOMPARE(spy.count(), 1);

    90     spy.clear();

    91     dial.setValue(25);

    92     QCOMPARE(spy.count(), 1);

    93     spy.clear();

    94     // repeat!

    95     dial.setValue(25);

    96     QCOMPARE(spy.count(), 0);

    97 }

    98 

    99 void tst_QDial::sliderMoved()

   100 {

   101     //this tests that when dragging the arrow that the sliderMoved signal is emitted

   102     //even if tracking is set to false

   103     QDial dial;

   104     dial.setTracking(false);

   105     dial.setMinimum(0);

   106     dial.setMaximum(100);

   107 

   108     dial.show();

   109 

   110     QPoint init(dial.width()/4, dial.height()/2);

   111 

   112     QMouseEvent pressevent(QEvent::MouseButtonPress, init,

   113         Qt::LeftButton, Qt::LeftButton, 0);

   114     qApp->sendEvent(&dial, &pressevent);

   115 

   116     QSignalSpy sliderspy(&dial, SIGNAL(sliderMoved(int)));

   117     QSignalSpy valuespy(&dial, SIGNAL(valueChanged(int)));

   118 

   119 

   120     { //move on top of the slider

   121         init = QPoint(dial.width()/2, dial.height()/4);

   122         QMouseEvent moveevent(QEvent::MouseMove, init,

   123             Qt::LeftButton, Qt::LeftButton, 0);

   124         qApp->sendEvent(&dial, &moveevent);

   125         QCOMPARE( sliderspy.count(), 1);

   126         QCOMPARE( valuespy.count(), 0);

   127     }

   128 

   129 

   130     { //move on the right of the slider

   131         init = QPoint(dial.width()*3/4, dial.height()/2);

   132         QMouseEvent moveevent(QEvent::MouseMove, init,

   133             Qt::LeftButton, Qt::LeftButton, 0);

   134         qApp->sendEvent(&dial, &moveevent);

   135         QCOMPARE( sliderspy.count(), 2);

   136         QCOMPARE( valuespy.count(), 0);

   137     }

   138 

   139     QMouseEvent releaseevent(QEvent::MouseButtonRelease, init,

   140         Qt::LeftButton, Qt::LeftButton, 0);

   141     qApp->sendEvent(&dial, &releaseevent);

   142     QCOMPARE( valuespy.count(), 1); // valuechanged signal should be called at this point

   143 

   144 }

   145 

   146 QTEST_MAIN(tst_QDial)

   147 #include "tst_qdial.moc"