Add a test that verifies the this object in signal handlers

Ask expected, this passes currently. The this object is set to the scope
object in QQmlJavaScriptExpression::evaluate, which
QQmlBoundSignalExpression::evaluate calls.

Task-number: QTBUG-66942
Change-Id: I16a709768f9c798910377a52b5e882bb6d554a5f
Reviewed-by: Ulf Hermann <ulf.hermann@qt.io>

1 files changed, 13 insertions, 0 deletions

diff --git a/tests/auto/qml/qqmlecmascript/data/signalHandlers.qml b/tests/auto/qml/qqmlecmascript/data/signalHandlers.qml
index cd68fb9b82..14326bb9e6 100644
--- a/tests/auto/qml/qqmlecmascript/data/signalHandlers.qml
+++ b/tests/auto/qml/qqmlecmascript/data/signalHandlers.qml
@@ -102,4 +102,17 @@ QtObject {
         })
         return testSuccess
     }
+
+    property QtObject subObject: QtObject {
+        id: subObject
+        property int value
+        property bool ok: false
+        onValueChanged: this.ok = true
+    }
+
+    function testThisInSignalHandler() {
+        subObject.ok = false
+        subObject.value = subObject.value + 1
+        return subObject.ok
+    }
 }