Added autotest for Component.createObject() without Qt.createComponent()

Also augmented the docs for both functions a little.

Task-number: QTBUG-10926

2 files changed, 44 insertions, 0 deletions

diff --git a/tests/auto/declarative/qdeclarativecomponent/data/createObject.qml b/tests/auto/declarative/qdeclarativecomponent/data/createObject.qml
new file mode 100644
index 0000000..4ee1e75
--- /dev/null
+++ b/tests/auto/declarative/qdeclarativecomponent/data/createObject.qml
@@ -0,0 +1,16 @@
+import Qt 4.7
+
+Item{
+    id: root
+    property QtObject qobject : null
+    property QtObject declarativeitem : null
+    property QtObject graphicswidget: null
+    Component{id: a; QtObject{} }
+    Component{id: b; Item{} }
+    Component{id: c; QGraphicsWidget{} }
+    Component.onCompleted: {
+        root.qobject = a.createObject(root);
+        root.declarativeitem = b.createObject(root);
+        root.graphicswidget = c.createObject(root);
+    }
+}
diff --git a/tests/auto/declarative/qdeclarativecomponent/tst_qdeclarativecomponent.cpp b/tests/auto/declarative/qdeclarativecomponent/tst_qdeclarativecomponent.cpp
index c9e304c..faa1c21 100644
--- a/tests/auto/declarative/qdeclarativecomponent/tst_qdeclarativecomponent.cpp
+++ b/tests/auto/declarative/qdeclarativecomponent/tst_qdeclarativecomponent.cpp
@@ -39,7 +39,9 @@
 **
 ****************************************************************************/
 #include <qtest.h>
+#include <QDebug>
 
+#include <QtGui/qgraphicsitem.h>
 #include <QtDeclarative/qdeclarativeengine.h>
 #include <QtDeclarative/qdeclarativecomponent.h>
 
@@ -51,6 +53,7 @@ public:
 
 private slots:
     void loadEmptyUrl();
+    void qmlCreateObject();
 
 private:
     QDeclarativeEngine engine;
@@ -70,6 +73,31 @@ void tst_qdeclarativecomponent::loadEmptyUrl()
     QCOMPARE(error.description(), QLatin1String("Invalid empty URL"));
 }
 
+void tst_qdeclarativecomponent::qmlCreateObject()
+{
+    QDeclarativeEngine engine;
+    QDeclarativeComponent component(&engine, QUrl::fromLocalFile(SRCDIR "/data/createObject.qml"));
+    QObject *object = component.create();
+    QVERIFY(object != 0);
+
+    QObject *testObject1 = object->property("qobject").value<QObject*>();
+    QVERIFY(testObject1);
+    QVERIFY(testObject1->parent() == object);
+
+    QObject *testObject2 = object->property("declarativeitem").value<QObject*>();
+    QVERIFY(testObject2);
+    QVERIFY(testObject2->parent() == object);
+    QCOMPARE(testObject2->metaObject()->className(), "QDeclarativeItem");
+
+    //Note that QGraphicsObjects are not exposed to QML for instantiation, and so can't be used in a component directly
+    //Also this is actually the extended type QDeclarativeGraphicsWidget, but it still doesn't inherit QDeclarativeItem
+    QGraphicsObject *testObject3 = qobject_cast<QGraphicsObject*>(object->property("graphicswidget").value<QObject*>());
+    QVERIFY(testObject3);
+    QVERIFY(testObject3->parent() == object);
+    QVERIFY(testObject3->parentItem() == qobject_cast<QGraphicsObject*>(object));
+    QCOMPARE(testObject3->metaObject()->className(), "QDeclarativeGraphicsWidget");
+}
+
 QTEST_MAIN(tst_qdeclarativecomponent)
 
 #include "tst_qdeclarativecomponent.moc"