Add benchmark for deleting an item with many children.

Task-number: 229124
Reviewed-by: TrustMe

1 files changed, 11 insertions, 0 deletions

diff --git a/tests/benchmarks/qgraphicsitem/tst_qgraphicsitem.cpp b/tests/benchmarks/qgraphicsitem/tst_qgraphicsitem.cpp
index 62a5b5c..ee27ebe 100644
--- a/tests/benchmarks/qgraphicsitem/tst_qgraphicsitem.cpp
+++ b/tests/benchmarks/qgraphicsitem/tst_qgraphicsitem.cpp
@@ -27,6 +27,7 @@ public slots:
 private slots:
     void setParentItem();
     void setParentItem_deep();
+    void deleteItemWithManyChildren();
     void setPos_data();
     void setPos();
     void setTransform_data();
@@ -78,6 +79,16 @@ void tst_QGraphicsItem::setParentItem_deep()
     }
 }
 
+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");