1 files changed, 38 insertions, 13 deletions

diff --git a/tests/benchmarks/qgraphicsitem/tst_qgraphicsitem.cpp b/tests/benchmarks/qgraphicsitem/tst_qgraphicsitem.cpp
index d072d080d..ee27ebe0e 100644
--- a/tests/benchmarks/qgraphicsitem/tst_qgraphicsitem.cpp
+++ b/tests/benchmarks/qgraphicsitem/tst_qgraphicsitem.cpp
@@ -25,6 +25,9 @@ public slots:
     void cleanup();
 
 private slots:
+    void setParentItem();
+    void setParentItem_deep();
+    void deleteItemWithManyChildren();
     void setPos_data();
     void setPos();
     void setTransform_data();
@@ -34,7 +37,6 @@ private slots:
     void shear();
     void translate();
     void setRotation();
-    void setRotationXYZ();
 };
 
 tst_QGraphicsItem::tst_QGraphicsItem()
@@ -53,6 +55,40 @@ void tst_QGraphicsItem::cleanup()
 {
 }
 
+void tst_QGraphicsItem::setParentItem()
+{
+    QBENCHMARK {
+        QGraphicsRectItem rect;
+        QGraphicsRectItem *childRect = new QGraphicsRectItem;
+        childRect->setParentItem(&rect);
+    }
+}
+
+void tst_QGraphicsItem::setParentItem_deep()
+{
+    QBENCHMARK {
+        QGraphicsRectItem rect;
+        QGraphicsRectItem *lastRect = ▭
+        for (int i = 0; i < 10; ++i) {
+            QGraphicsRectItem *childRect = new QGraphicsRectItem;
+            childRect->setParentItem(lastRect);
+            lastRect = childRect;
+        }
+        QGraphicsItem *first = rect.children().first();
+        first->setParentItem(0);
+    }
+}
+
+void tst_QGraphicsItem::deleteItemWithManyChildren()
+{
+    QBENCHMARK {
+        QGraphicsRectItem *rect = new QGraphicsRectItem;
+        for (int i = 0; i < 1000; ++i)
+            new QGraphicsRectItem(rect);
+        delete rect;
+    }
+}
+
 void tst_QGraphicsItem::setPos_data()
 {
     QTest::addColumn<QPointF>("pos");
@@ -150,18 +186,7 @@ void tst_QGraphicsItem::setRotation()
     QGraphicsItem *item = scene.addRect(QRectF(0, 0, 100, 100));
 
     QBENCHMARK {
-        item->setXRotation(45);
-        item->transform(); // prevent lazy optimizing
-    }
-}
-
-void tst_QGraphicsItem::setRotationXYZ()
-{
-    QGraphicsScene scene;
-    QGraphicsItem *item = scene.addRect(QRectF(0, 0, 100, 100));
-
-    QBENCHMARK {
-        item->setRotation(45, 45, 45);
+        item->setRotation(45);
         item->transform(); // prevent lazy optimizing
     }
 }