Add test for VisualItemModel layoutChanged() handling

Task-number: QTBUG-13146

1 files changed, 35 insertions, 0 deletions

diff --git a/tests/auto/declarative/qdeclarativevisualdatamodel/tst_qdeclarativevisualdatamodel.cpp b/tests/auto/declarative/qdeclarativevisualdatamodel/tst_qdeclarativevisualdatamodel.cpp
index e0f32ea..3cd786f 100644
--- a/tests/auto/declarative/qdeclarativevisualdatamodel/tst_qdeclarativevisualdatamodel.cpp
+++ b/tests/auto/declarative/qdeclarativevisualdatamodel/tst_qdeclarativevisualdatamodel.cpp
@@ -83,6 +83,7 @@ public:
 
 private slots:
     void rootIndex();
+    void updateLayout();
     void objectListModel();
 
 private:
@@ -155,6 +156,40 @@ void tst_qdeclarativevisualdatamodel::rootIndex()
     delete obj;
 }
 
+void tst_qdeclarativevisualdatamodel::updateLayout()
+{
+    QDeclarativeView view;
+
+    QStandardItemModel model;
+    initStandardTreeModel(&model);
+
+    view.rootContext()->setContextProperty("myModel", &model);
+
+    view.setSource(QUrl::fromLocalFile(SRCDIR "/data/datalist.qml"));
+
+    QDeclarativeListView *listview = qobject_cast<QDeclarativeListView*>(view.rootObject());
+    QVERIFY(listview != 0);
+
+    QDeclarativeItem *contentItem = listview->contentItem();
+    QVERIFY(contentItem != 0);
+
+    QDeclarativeText *name = findItem<QDeclarativeText>(contentItem, "display", 0);
+    QCOMPARE(name->text(), QString("Row 1 Item"));
+    name = findItem<QDeclarativeText>(contentItem, "display", 1);
+    QCOMPARE(name->text(), QString("Row 2 Item"));
+    name = findItem<QDeclarativeText>(contentItem, "display", 2);
+    QCOMPARE(name->text(), QString("Row 3 Item"));
+
+    model.invisibleRootItem()->sortChildren(0, Qt::DescendingOrder);
+
+    name = findItem<QDeclarativeText>(contentItem, "display", 0);
+    QCOMPARE(name->text(), QString("Row 3 Item"));
+    name = findItem<QDeclarativeText>(contentItem, "display", 1);
+    QCOMPARE(name->text(), QString("Row 2 Item"));
+    name = findItem<QDeclarativeText>(contentItem, "display", 2);
+    QCOMPARE(name->text(), QString("Row 1 Item"));
+}
+
 void tst_qdeclarativevisualdatamodel::objectListModel()
 {
     QDeclarativeView view;