1 files changed, 17 insertions, 0 deletions
diff --git a/tests/benchmarks/qgraphicsscene/tst_qgraphicsscene.cpp b/tests/benchmarks/qgraphicsscene/tst_qgraphicsscene.cpp
index 1944219..53fd9b6 100644
--- a/tests/benchmarks/qgraphicsscene/tst_qgraphicsscene.cpp
+++ b/tests/benchmarks/qgraphicsscene/tst_qgraphicsscene.cpp
@@ -64,6 +64,7 @@ private slots:
     void addItem();
     void itemAt_data();
     void itemAt();
+    void initialShow();
 };
 
 tst_QGraphicsScene::tst_QGraphicsScene()
@@ -227,5 +228,21 @@ void tst_QGraphicsScene::itemAt()
     qApp->processEvents();
 }
 
+void tst_QGraphicsScene::initialShow()
+{
+    QGraphicsScene scene;
+
+    QBENCHMARK {
+        for (int y = 0; y < 30000; ++y) {
+            QGraphicsRectItem *item = new QGraphicsRectItem(0, 0, 50, 50);
+            item->setPos((y/2) * item->rect().width(), (y/2) * item->rect().height());
+            scene.addItem(item);
+        }
+        scene.itemAt(0, 0); // triggers indexing
+        //This call polish the items so we bench their processing too.
+        qApp->processEvents();
+    }
+}
+
 QTEST_MAIN(tst_QGraphicsScene)
 #include "tst_qgraphicsscene.moc"