1 files changed, 67 insertions, 0 deletions
diff --git a/sources/pyside6/tests/QtWidgets/bug_921.py b/sources/pyside6/tests/QtWidgets/bug_921.py
new file mode 100644
index 000000000..dafc1faef
--- /dev/null
+++ b/sources/pyside6/tests/QtWidgets/bug_921.py
@@ -0,0 +1,67 @@
+#!/usr/bin/env python
+# 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 gc
+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 QObject, Signal, Qt
+from PySide6.QtWidgets import QMainWindow
+from helper.timedqapplication import TimedQApplication
+
+
+class Signaller(QObject):
+    s1 = Signal()
+    s2 = Signal()
+    s3 = Signal()
+
+
+class Window(object):
+
+    def __init__(self, s):
+        self._window = QMainWindow()
+        self._window.setAttribute(Qt.WA_DeleteOnClose, True)
+        self._window.setWindowTitle("Demo!")
+
+        self._s = s
+        self._s.s1.connect(self._on_signal)
+        self._s.s2.connect(self._on_signal)
+
+    def show(self):
+        self._window.show()
+
+    def _on_signal(self):
+        self._window.setWindowTitle("Signaled!")
+
+
+class TestTimedApp(TimedQApplication):
+    def testSignals(self):
+        s = Signaller()
+        w = Window(s)
+        w.show()
+
+        def midleFunction():
+            def internalFunction():
+                pass
+            s.s3.connect(internalFunction)
+
+        midleFunction()
+        self.app.exec()
+        del w
+        # PYSIDE-535: Need to collect garbage in PyPy to trigger deletion
+        gc.collect()
+
+        s.s1.emit()
+        s.s2.emit()
+        s.s3.emit()
+
+
+if __name__ == '__main__':
+    unittest.main()