1 files changed, 59 insertions, 0 deletions
diff --git a/sources/pyside6/tests/QtCore/feature_with_uic_test.py b/sources/pyside6/tests/QtCore/feature_with_uic_test.py
new file mode 100644
index 000000000..2ffc9970e
--- /dev/null
+++ b/sources/pyside6/tests/QtCore/feature_with_uic_test.py
@@ -0,0 +1,59 @@
+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+"""
+feature_with_uic_test.py
+------------------------
+
+Check if feature switching works with a normal UIC file.
+This crashed due to callbacks into QApplication.
+
+PYSIDE-1626: Switch early in `BindingManager::getOverride`.
+"""
+
+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 helper.usesqapplication import UsesQApplication
+
+from PySide6.QtCore import QCoreApplication, QLibraryInfo, qVersion
+from PySide6.QtWidgets import QApplication, QMainWindow
+
+# PYSIDE-535: We cannot use __feature__ in PyPy, yet
+try:
+    from __feature__ import snake_case
+
+    from feature_with_uic.window import Ui_MainWindow
+    have_feature = True
+except ImportError:
+    Ui_MainWindow = object
+    have_feature = False
+
+
+class MainWindow(QMainWindow, Ui_MainWindow):
+
+    def __init__(self) -> None:
+        super().__init__()
+        self.setupUi(self)
+
+
+@unittest.skipIf(hasattr(sys, "pypy_version_info"),
+                 "__feature__ cannot yet be used with PyPy")
+class FeatureTest(UsesQApplication):
+
+    def testFeaturesWorkWithUIC(self):
+        window = MainWindow()
+        window.set_window_title(qVersion())
+        window.show()
+        while not window.window_handle().is_exposed():
+            QCoreApplication.process_events()
+
+
+if __name__ == '__main__':
+    unittest.main()