1 files changed, 75 insertions, 0 deletions
diff --git a/sources/shiboken6/tests/samplebinding/overflow_test.py b/sources/shiboken6/tests/samplebinding/overflow_test.py
new file mode 100644
index 000000000..84442306a
--- /dev/null
+++ b/sources/shiboken6/tests/samplebinding/overflow_test.py
@@ -0,0 +1,75 @@
+#!/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
+
+'''Test case for overflowing C++ numeric types.'''
+
+import os
+import sys
+import unittest
+
+from pathlib import Path
+sys.path.append(os.fspath(Path(__file__).resolve().parents[1]))
+from shiboken_paths import init_paths
+init_paths()
+
+from sample import (Point, doubleLongLong, doubleShort, doubleUnsignedInt,
+                    doubleUnsignedLongLong)
+
+
+class OverflowTest(unittest.TestCase):
+    '''Test case for overflowing C++ numeric types.'''
+
+    def assertRaises(self, *args, **kwds):
+        if not hasattr(sys, "pypy_version_info"):
+            # PYSIDE-535: PyPy complains "Fatal RPython error: NotImplementedError"
+            return super().assertRaises(*args, **kwds)
+
+    def testUnsignedInt(self):
+        '''C++ function receives an unsigned int argument and raise OverflowError
+           if the value is negative.'''
+        val = 100
+        self.assertEqual(doubleUnsignedInt(val), 2 * val)
+        val *= -1
+        self.assertRaises(OverflowError, doubleUnsignedInt, val)
+
+    def testLongLong(self):
+        '''C++ function receives an long long argument and raise OverflowError
+           if the value is negative.'''
+        val = 100
+        self.assertEqual(doubleLongLong(val), 2 * val)
+        val = int(100)
+        self.assertEqual(doubleLongLong(val), 2 * val)
+        val = (2 << 64) + 1
+        self.assertRaises(OverflowError, doubleLongLong, val)
+
+    def testUnsignedLongLong(self):
+        '''C++ function receives an unsigned long long argument and raise OverflowError
+           if the value is negative.'''
+        val = 100
+        self.assertEqual(doubleUnsignedLongLong(val), 2 * val)
+        val = int(100)
+        self.assertEqual(doubleUnsignedLongLong(val), 2 * val)
+        val = -100
+        self.assertRaises(OverflowError, doubleUnsignedLongLong, val)
+        val = int(-200)
+        self.assertRaises(OverflowError, doubleUnsignedLongLong, val)
+
+    def testOverflow(self):
+        '''Calls function with unsigned int parameter using an overflowing value.'''
+        self.assertRaises(OverflowError, doubleUnsignedInt, 42415335332353253)
+        doubleUnsignedInt(0xdeadbeef)
+
+    def testShortOverflow(self):
+        '''Calls function with short parameter using an overflowing value.'''
+        doubleShort(-3)
+        self.assertRaises(OverflowError, doubleShort, 0xFFFF * -1)
+        self.assertRaises(OverflowError, doubleShort, 0xFFFF + 1)
+
+    def testOverflowOnCtor(self):
+        '''Calls object ctor with int parameter using overflowing values.'''
+        self.assertRaises(OverflowError, Point, 42415335332353253, 42415335332353253)
+
+
+if __name__ == '__main__':
+    unittest.main()