--- a/tests/auto/qgraphicswidget/tst_qgraphicswidget.cpp	Tue Jan 26 12:42:25 2010 +0200
+++ b/tests/auto/qgraphicswidget/tst_qgraphicswidget.cpp	Tue Feb 02 00:43:10 2010 +0200
@@ -106,6 +106,7 @@
     void font_data();
     void font();
     void fontPropagation();
+    void fontChangedEvent();
     void fontPropagationWidgetItemWidget();
     void fontPropagationSceneChange();
     void geometry_data();
@@ -160,11 +161,14 @@
     void widgetSendsGeometryChanges();
     void respectHFW();
     void addChildInpolishEvent();
+    void polishEvent();
+    void polishEvent2();
 
     // Task fixes
     void task236127_bspTreeIndexFails();
     void task243004_setStyleCrash();
     void task250119_shortcutContext();
+    void QT_BUG_6544_tabFocusFirstUnsetWhenRemovingItems();
 };
 
 
@@ -671,6 +675,40 @@
     QCOMPARE(child2->font().pointSize(), 43);
 }
 
+void tst_QGraphicsWidget::fontChangedEvent()
+{
+    QGraphicsWidget *root = new QGraphicsWidget;
+    QGraphicsScene scene;
+    scene.addItem(root);
+
+    // Check that only the application fonts apply.
+    QFont appFont = QApplication::font();
+    QCOMPARE(scene.font(), appFont);
+    QCOMPARE(root->font(), appFont);
+
+    EventSpy rootSpyFont(root, QEvent::FontChange);
+    EventSpy rootSpyPolish(root, QEvent::Polish);
+    QCOMPARE(rootSpyFont.count(), 0);
+    QApplication::processEvents(); //The polish event is sent
+    QCOMPARE(rootSpyPolish.count(), 1);
+    QApplication::processEvents(); //Process events to see if we get the font change event
+    //The font is still the same so no fontChangeEvent
+    QCOMPARE(rootSpyFont.count(), 0);
+
+    QFont font;
+    font.setPointSize(43);
+    root->setFont(font);
+    QApplication::processEvents(); //Process events to get the font change event
+    //The font changed
+    QCOMPARE(rootSpyFont.count(), 1);
+
+    //then roll back to the default one.
+    root->setFont(appFont);
+    QApplication::processEvents(); //Process events to get the font change event
+    //The font changed
+    QCOMPARE(rootSpyFont.count(), 2);
+}
+
 void tst_QGraphicsWidget::fontPropagationWidgetItemWidget()
 {
     QGraphicsWidget *widget = new QGraphicsWidget;
@@ -2768,6 +2806,86 @@
     QCOMPARE(PolishWidget::numberOfPolish, 2);
 }
 
+void tst_QGraphicsWidget::polishEvent()
+{
+    class MyGraphicsWidget : public QGraphicsWidget
+    { public:
+        void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget *)
+        { events << QEvent::Paint; }
+        void polishEvent()
+        { events << QEvent::Polish; }
+        QList<QEvent::Type> events;
+    };
+
+    QGraphicsScene scene;
+
+    MyGraphicsWidget *widget = new MyGraphicsWidget;
+    scene.addItem(widget);
+
+    QGraphicsView view(&scene);
+    view.show();
+    QTest::qWaitForWindowShown(&view);
+
+    // Make sure the item is painted.
+    QTRY_VERIFY(widget->events.contains(QEvent::Paint));
+
+    // Make sure the item got polish before paint.
+    QCOMPARE(widget->events.at(0), QEvent::Polish);
+}
+
+void tst_QGraphicsWidget::polishEvent2()
+{
+    class MyGraphicsWidget : public QGraphicsWidget
+    { public:
+    void polishEvent()
+    { events << QEvent::Polish; }
+    QList<QEvent::Type> events;
+    };
+
+    QGraphicsScene scene;
+
+    MyGraphicsWidget *widget = new MyGraphicsWidget;
+    widget->hide();
+    scene.addItem(widget);
+
+    widget->events.clear();
+
+    QApplication::processEvents();
+
+    // Make sure the item got polish event.
+    QVERIFY(widget->events.contains(QEvent::Polish));
+}
+
+void tst_QGraphicsWidget::QT_BUG_6544_tabFocusFirstUnsetWhenRemovingItems()
+{
+    QGraphicsScene scene;
+    QGraphicsWidget* parent1 = new QGraphicsWidget;
+    QGraphicsWidget* child1_0 = new QGraphicsWidget;
+    QGraphicsWidget* child1_1 = new QGraphicsWidget;
+
+    QGraphicsWidget* parent2 = new QGraphicsWidget;
+
+    // Add the parent and child to the scene.
+    scene.addItem(parent1);
+    child1_0->setParentItem(parent1);
+    child1_1->setParentItem(parent1);
+
+    // Hide and show the child.
+    child1_0->setParentItem(NULL);
+    scene.removeItem(child1_0);
+
+    // Remove parent from the scene.
+    scene.removeItem(parent1);
+
+    delete child1_0;
+    delete child1_1;
+    delete parent1;
+
+    // Add an item into the scene.
+    scene.addItem(parent2);
+
+    //This should not crash
+}
 
 QTEST_MAIN(tst_QGraphicsWidget)
 #include "tst_qgraphicswidget.moc"