Ensure PathView updates positions when path changes.

Fixes regression caused by optimization added in commit
35a51442ed21f58c06b21293eeb56e843251ee82.

Task-number: QTBUG-14239
Reviewed-by: Martin Jones

2 files changed, 36 insertions, 0 deletions

diff --git a/tests/auto/declarative/qdeclarativepathview/data/pathUpdate.qml b/tests/auto/declarative/qdeclarativepathview/data/pathUpdate.qml
new file mode 100644
index 0000000..0c99e7f
--- /dev/null
+++ b/tests/auto/declarative/qdeclarativepathview/data/pathUpdate.qml
@@ -0,0 +1,18 @@
+import Qt 4.7
+
+Rectangle {
+   width: 400
+   height: 400
+
+   PathView {
+       id: view
+       objectName: "pathView"
+       anchors.fill: parent
+       model: 10
+       delegate: Rectangle { objectName: "wrapper"; color: "green"; width: 100; height: 100 }
+       path: Path {
+           startX: view.width/2; startY: 0
+           PathLine { x: view.width/2; y: view.height }
+       }
+   }
+}
diff --git a/tests/auto/declarative/qdeclarativepathview/tst_qdeclarativepathview.cpp b/tests/auto/declarative/qdeclarativepathview/tst_qdeclarativepathview.cpp
index 65007a6..3a2a577 100644
--- a/tests/auto/declarative/qdeclarativepathview/tst_qdeclarativepathview.cpp
+++ b/tests/auto/declarative/qdeclarativepathview/tst_qdeclarativepathview.cpp
@@ -86,6 +86,7 @@ private slots:
     void package();
     void emptyModel();
     void closed();
+    void pathUpdate();
 
 private:
     QDeclarativeView *createView();
@@ -808,6 +809,23 @@ void tst_QDeclarativePathView::closed()
     }
 }
 
+// QTBUG-14239
+void tst_QDeclarativePathView::pathUpdate()
+{
+    QDeclarativeView *canvas = createView();
+    QVERIFY(canvas);
+    canvas->setSource(QUrl::fromLocalFile(SRCDIR "/data/pathUpdate.qml"));
+
+    QDeclarativePathView *pathView = canvas->rootObject()->findChild<QDeclarativePathView*>("pathView");
+    QVERIFY(pathView);
+
+    QDeclarativeItem *item = findItem<QDeclarativeItem>(pathView, "wrapper", 0);
+    QVERIFY(item);
+    QCOMPARE(item->x(), 150.0);
+
+    delete canvas;
+}
+
 QDeclarativeView *tst_QDeclarativePathView::createView()
 {
     QDeclarativeView *canvas = new QDeclarativeView(0);