1 files changed, 53 insertions, 0 deletions
diff --git a/sources/pyside6/tests/QtCore/unaryoperator_test.py b/sources/pyside6/tests/QtCore/unaryoperator_test.py
new file mode 100644
index 000000000..7b38685c8
--- /dev/null
+++ b/sources/pyside6/tests/QtCore/unaryoperator_test.py
@@ -0,0 +1,53 @@
+#!/usr/bin/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
+
+'''Tests the presence of unary operator __neg__ on the QPoint class'''
+
+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 QPoint
+
+
+class NegUnaryOperatorTest(unittest.TestCase):
+    '''Tests the presence of unary operator __neg__ on the QPoint class'''
+
+    def setUp(self):
+        # Acquire resources
+        self.x, self.y = 10, 20
+        self.neg_x, self.neg_y = -self.x, -self.y
+        self.qpoint = QPoint(self.x, self.y)
+
+    def tearDown(self):
+        # Release resources
+        del self.qpoint
+        del self.x
+        del self.y
+        del self.neg_x
+        del self.neg_y
+        # PYSIDE-535: Need to collect garbage in PyPy to trigger deletion
+        gc.collect()
+
+    def testNegUnaryOperator(self):
+        # Test __neg__ unary operator on QPoint class
+        __neg__method_exists = True
+        try:
+            neg_qpoint = -self.qpoint
+        except:
+            __neg__method_exists = False
+
+        self.assertTrue(__neg__method_exists)
+        self.assertEqual(self.qpoint, -neg_qpoint)
+
+
+if __name__ == '__main__':
+    unittest.main()
+