Add tests for failing PyUnicode_AsUTF8AndSize() with psize=NULL (GH-111100)

diff --git a/Lib/test/test_capi/test_unicode.py b/Lib/test/test_capi/test_unicode.py
index a73e669dda7ddce0c708fa47494144e81e213ede..3ec27a21b7062061b5c0486b7910da1866399c5d 100644 (file)
--- a/Lib/test/test_capi/test_unicode.py
+++ b/Lib/test/test_capi/test_unicode.py
@@ -906,7 +906,11 @@ class CAPITest(unittest.TestCase):
         self.assertRaises(UnicodeEncodeError, unicode_asutf8andsize, '\ud8ff', 0)
         self.assertRaises(TypeError, unicode_asutf8andsize, b'abc', 0)
         self.assertRaises(TypeError, unicode_asutf8andsize, [], 0)
+        self.assertRaises(UnicodeEncodeError, unicode_asutf8andsize_null, '\ud8ff', 0)
+        self.assertRaises(TypeError, unicode_asutf8andsize_null, b'abc', 0)
+        self.assertRaises(TypeError, unicode_asutf8andsize_null, [], 0)
         # CRASHES unicode_asutf8andsize(NULL, 0)
+        # CRASHES unicode_asutf8andsize_null(NULL, 0)
 
     @support.cpython_only
     @unittest.skipIf(_testcapi is None, 'need _testcapi module')