Don't crash when accessing invalid properties through QObjectWrapper

Change-Id: I613bf5dc685bb4235262b429d8f7318ea144fb9d
Fixes: QTBUG-75203
Reviewed-by: Erik Verbruggen <erik.verbruggen@qt.io>

1 files changed, 20 insertions, 0 deletions

diff --git a/tests/auto/qml/qqmlecmascript/data/undefinedPropertiesInObjectWrapper.qml b/tests/auto/qml/qqmlecmascript/data/undefinedPropertiesInObjectWrapper.qml
new file mode 100644
index 0000000000..7e2f15fc23
--- /dev/null
+++ b/tests/auto/qml/qqmlecmascript/data/undefinedPropertiesInObjectWrapper.qml
@@ -0,0 +1,20 @@
+import QtQuick 2.12
+
+QtObject {
+    property list<QtObject> entries: [
+        QtObject {
+            readonly property color color: "green"
+        },
+        QtObject {
+        }
+    ]
+
+    property Row row: Row {
+        Repeater {
+            model: entries
+            Rectangle {
+                color: model.color ? model.color : "red"
+            }
+        }
+    }
+}