1 files changed, 19 insertions, 0 deletions
diff --git a/tests/auto/qml/qqmlecmascript/tst_qqmlecmascript.cpp b/tests/auto/qml/qqmlecmascript/tst_qqmlecmascript.cpp
index 547ccf4635..c68fc1019f 100644
--- a/tests/auto/qml/qqmlecmascript/tst_qqmlecmascript.cpp
+++ b/tests/auto/qml/qqmlecmascript/tst_qqmlecmascript.cpp
@@ -119,6 +119,7 @@ private slots:
     void outerBindingOverridesInnerBinding();
     void aliasPropertyAndBinding();
     void aliasPropertyReset();
+    void aliasPropertyToIC();
     void nonExistentAttachedObject();
     void scope();
     void importScope();
@@ -1935,6 +1936,24 @@ void tst_qqmlecmascript::aliasPropertyReset()
     QCOMPARE(object->property("aliasedIntIsUndefined"), QVariant(false));
 }
 
+void tst_qqmlecmascript::aliasPropertyToIC()
+{
+    QQmlEngine engine;
+    std::unique_ptr<QObject> root;
+
+    // test that a manual write (of undefined) to a resettable aliased property succeeds
+    QQmlComponent c(&engine, testFileUrl("aliasPropertyToIC.qml"));
+    root.reset(c.create());
+    QVERIFY(root);
+    auto mo = root->metaObject();
+    int aliasIndex = mo->indexOfProperty("myalias");
+    auto prop = mo->property(aliasIndex);
+    QVERIFY(prop.isAlias());
+    auto fromAlias = prop.read(root.get()).value<QObject *>();
+    auto direct = root->property("direct").value<QObject *>();
+    QCOMPARE(fromAlias, direct);
+}
+
 void tst_qqmlecmascript::componentCreation_data()
 {
     QTest::addColumn<QString>("method");