1 files changed, 74 insertions, 0 deletions
diff --git a/sources/pyside6/tests/QtQml/registerextended.py b/sources/pyside6/tests/QtQml/registerextended.py
new file mode 100644
index 000000000..b87b5aaaf
--- /dev/null
+++ b/sources/pyside6/tests/QtQml/registerextended.py
@@ -0,0 +1,74 @@
+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+import os
+import sys
+import unittest
+
+from pathlib import Path
+sys.path.append(os.fspath(Path(__file__).resolve().parents[1]))
+from init_paths import init_test_paths
+init_test_paths(False)
+
+from PySide6.QtCore import (QCoreApplication, QUrl, QObject,
+                            Property)
+from PySide6.QtQml import (QQmlComponent, QQmlEngine, QmlExtended,
+                           QmlElement)
+
+
+"""Test for the QmlExtended decorator. Extends a class TestWidget
+   by a property leftMargin through a TestExtension and verifies the setting."""
+
+
+QML_IMPORT_NAME = "TestExtension"
+QML_IMPORT_MAJOR_VERSION = 1
+
+
+def component_error(component):
+    result = ""
+    for e in component.errors():
+        if result:
+            result += "\n"
+        result += str(e)
+    return result
+
+
+class TestExtension(QObject):
+
+    def __init__(self, parent=None):
+        super().__init__(parent)
+        self._leftMargin = 0
+
+    @Property(int)
+    def leftMargin(self):
+        return self._leftMargin
+
+    @leftMargin.setter
+    def leftMargin(self, m):
+        self._leftMargin = m
+
+
+@QmlElement
+@QmlExtended(TestExtension)
+class TestWidget(QObject):
+
+    def __init__(self, parent=None):
+        super().__init__(parent)
+
+
+class TestQmlExtended(unittest.TestCase):
+    def testIt(self):
+        app = QCoreApplication(sys.argv)
+        file = Path(__file__).resolve().parent / 'registerextended.qml'
+        url = QUrl.fromLocalFile(file)
+        engine = QQmlEngine()
+        component = QQmlComponent(engine, url)
+        widget = component.create()
+        self.assertTrue(widget, component_error(component))
+        extension = widget.findChild(TestExtension)
+        self.assertTrue(extension)
+        self.assertEqual(extension.leftMargin, 10)
+
+
+if __name__ == '__main__':
+    unittest.main()