Improve warning for QtQml.Binding

Print a warning if there is no property with the given
name of the specified target object, or the property
is read-only.

Change-Id: I5dc2e8330fb1ce53be396b7bf5baf13c1702d2f4
Task-number: QTBUG-39243
Reviewed-by: Simon Hausmann <simon.hausmann@theqtcompany.com>

2 files changed, 24 insertions, 0 deletions

diff --git a/tests/auto/qml/qqmlbinding/data/readonlyProperty.qml b/tests/auto/qml/qqmlbinding/data/readonlyProperty.qml
new file mode 100644
index 0000000000..fa8d93d355
--- /dev/null
+++ b/tests/auto/qml/qqmlbinding/data/readonlyProperty.qml
@@ -0,0 +1,13 @@
+import QtQuick 2.0
+
+Item {
+    id: root
+
+    readonly property string name: "John"
+
+    Binding {
+        target: root
+        property: "name"
+        value: "Doe"
+    }
+}
diff --git a/tests/auto/qml/qqmlbinding/data/unknownProperty.qml b/tests/auto/qml/qqmlbinding/data/unknownProperty.qml
new file mode 100644
index 0000000000..36157bb4e7
--- /dev/null
+++ b/tests/auto/qml/qqmlbinding/data/unknownProperty.qml
@@ -0,0 +1,11 @@
+import QtQuick 2.0
+
+Item {
+    id: root
+
+    Binding {
+        target: root
+        property: "unknown"
+        value: 42
+    }
+}