Change test

Author: rruuaanng

Lib/test/test_capi/test_abstract.py

@@ -343,6 +343,13 @@ def test_copy_to_object(self):
         s1 = _testcapi.object_copy_to_object(bytes(5), 'abcde', 'C')
         s2 = _testcapi.object_copy_to_object(bytes(5), 'abcde', 'F')
         s3 = _testcapi.object_copy_to_object(bytes(5), 'abcde', 'A')
+        try:
+            _testcapi.object_copy_to_object(bytes(4), 'abcde', 'A')
+            _testcapi.object_copy_to_object(list(), 'abcde', 'A')
+        except BufferError as e:
+            self.assertIsInstance(e, BufferError)
+        except TypeError as e:
+            self.assertIsInstance(e, TypeError)
         self.assertEqual(s1, s2)
         self.assertEqual(s2, s3)
         self.assertEqual(s1, s3)