[Python-checkins] gh-103272: regression test for getattr exception in property (#103336)

[hauntsaninja]

https://github.com/python/cpython/commit/5d7d86f2fdbbfc23325e7256ee289bf20ce7124e
commit: 5d7d86f2fdbbfc23325e7256ee289bf20ce7124e
branch: main
author: sunmy2019 <59365878+sunmy2019 at users.noreply.github.com>
committer: hauntsaninja <12621235+hauntsaninja at users.noreply.github.com>
date: 2023-04-07T12:11:11-07:00
summary:

gh-103272: regression test for getattr exception in property (#103336)

files:
M Lib/test/test_descr.py

diff --git a/Lib/test/test_descr.py b/Lib/test/test_descr.py
index cbc020d1d390..f17bb1813b9d 100644
--- a/Lib/test/test_descr.py
+++ b/Lib/test/test_descr.py
@@ -5003,6 +5003,19 @@ class Child(Parent):
         gc.collect()
         self.assertEqual(Parent.__subclasses__(), [])
 
+    def test_attr_raise_through_property(self):
+        # add test case for gh-103272
+        class A:
+            def __getattr__(self, name):
+                raise ValueError("FOO")
+
+            @property
+            def foo(self):
+                return self.__getattr__("asdf")
+
+        with self.assertRaisesRegex(ValueError, "FOO"):
+            A().foo
+
 
 class DictProxyTests(unittest.TestCase):
     def setUp(self):