QQmlEngine: Test that types are correctly removed

Amends 4f0c9986069c690e8ed7a7d2b42dfbce5c492368

Change-Id: I10a0d7988e1f5a003ccc80faa5b5c9bda62359cd
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>

2 files changed, 15 insertions, 0 deletions

diff --git a/tests/auto/qml/qqmlenginecleanup/data/MyItem.qml b/tests/auto/qml/qqmlenginecleanup/data/MyItem.qml
new file mode 100644
index 0000000000..4bb8dfb486
--- /dev/null
+++ b/tests/auto/qml/qqmlenginecleanup/data/MyItem.qml
@@ -0,0 +1,2 @@
+import QtQuick 2.12
+Item {}
diff --git a/tests/auto/qml/qqmlenginecleanup/tst_qqmlenginecleanup.cpp b/tests/auto/qml/qqmlenginecleanup/tst_qqmlenginecleanup.cpp
index 690db30838..846ac842db 100644
--- a/tests/auto/qml/qqmlenginecleanup/tst_qqmlenginecleanup.cpp
+++ b/tests/auto/qml/qqmlenginecleanup/tst_qqmlenginecleanup.cpp
@@ -45,6 +45,7 @@ private slots:
     void test_qmlClearTypeRegistrations();
     void test_valueTypeProviderModule(); // QTBUG-43004
     void test_customModuleCleanup();
+    void test_qmlListCleared();
 };
 
 // A wrapper around QQmlComponent to ensure the temporary reference counts
@@ -186,6 +187,18 @@ void tst_qqmlenginecleanup::test_customModuleCleanup()
     }
 }
 
+void tst_qqmlenginecleanup::test_qmlListCleared()
+{
+    {
+        QQmlEngine engine;
+        auto url = testFileUrl("MyItem.qml");
+        QQmlComponent comp(&engine, url);
+        QScopedPointer<QObject> item {comp.create()};
+        QCOMPARE(QQmlMetaType::qmlRegisteredListTypeCount(), 1);
+    }
+    QCOMPARE(QQmlMetaType::qmlRegisteredListTypeCount(), 0);
+}
+
 QTEST_MAIN(tst_qqmlenginecleanup)
 
 #include "tst_qqmlenginecleanup.moc"