1 files changed, 11 insertions, 0 deletions
diff --git a/tests/auto/qml/qmlcppcodegen/tst_qmlcppcodegen.cpp b/tests/auto/qml/qmlcppcodegen/tst_qmlcppcodegen.cpp
index e2c353fb60..b2bc02399f 100644
--- a/tests/auto/qml/qmlcppcodegen/tst_qmlcppcodegen.cpp
+++ b/tests/auto/qml/qmlcppcodegen/tst_qmlcppcodegen.cpp
@@ -270,6 +270,7 @@ private slots:
     void undefinedToDouble();
     void unknownAttached();
     void unknownParameter();
+    void unknownUnderlyingType();
     void unstoredUndefined();
     void unusedAttached();
     void urlString();
@@ -5513,6 +5514,16 @@ void tst_QmlCppCodegen::unknownParameter()
     QCOMPARE(object->property("cppProp").toInt(), 18);
 }
 
+void tst_QmlCppCodegen::unknownUnderlyingType()
+{
+    QQmlEngine engine;
+    QQmlComponent component(&engine, QUrl(u"qrc:/qt/qml/TestTypes/unknownUnderlyingType.qml"_s));
+    QVERIFY2(!component.isError(), component.errorString().toUtf8());
+    QScopedPointer<QObject> object(component.create());
+    QVERIFY(!object.isNull());
+    QCOMPARE(object->property("foo").toInt(), 11);
+}
+
 void tst_QmlCppCodegen::unstoredUndefined()
 {
     QQmlEngine engine;