1 files changed, 10 insertions, 0 deletions
diff --git a/Lib/test/test_builtin.py b/Lib/test/test_builtin.py
index 52b337c..a74cc84 100644
--- a/Lib/test/test_builtin.py
+++ b/Lib/test/test_builtin.py
@@ -499,6 +499,16 @@ class BuiltinTest(unittest.TestCase):
         self.assertRaises(TypeError, hasattr)
         self.assertEqual(False, hasattr(sys, chr(sys.maxunicode)))
 
+        # Check that hasattr allows SystemExit and KeyboardInterrupts by
+        class A:
+            def __getattr__(self, what):
+                raise KeyboardInterrupt
+        self.assertRaises(KeyboardInterrupt, hasattr, A(), "b")
+        class B:
+            def __getattr__(self, what):
+                raise SystemExit
+        self.assertRaises(SystemExit, hasattr, B(), "b")
+
     def test_hash(self):
         hash(None)
         self.assertEqual(hash(1), hash(1))