diff --git a/Lib/test/test_codecencodings_cn.py b/Lib/test/test_codecencodings_cn.py
index 2a450718d..15a975e76 100644
--- a/Lib/test/test_codecencodings_cn.py
+++ b/Lib/test/test_codecencodings_cn.py
@@ -19,6 +19,82 @@ class Test_GB2312(multibytecodec_support.TestBase, unittest.TestCase):
         (b"\xc1\x64", "strict", None),
     )
 
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_callback_None_index(self):
+        return super().test_callback_None_index()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_callback_backward_index(self):
+        return super().test_callback_backward_index()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_callback_forward_index(self):
+        return super().test_callback_forward_index()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_callback_index_outofbound(self):
+        return super().test_callback_index_outofbound()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_callback_long_index(self):
+        return super().test_callback_long_index()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_callback_returns_bytes(self):
+        return super().test_callback_returns_bytes()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_callback_wrong_objects(self):
+        return super().test_callback_wrong_objects()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_chunkcoding(self):
+        return super().test_chunkcoding()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_customreplace_encode(self):
+        return super().test_customreplace_encode()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_errorhandle(self):
+        return super().test_errorhandle()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_incrementaldecoder(self):
+        return super().test_incrementaldecoder()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_incrementalencoder(self):
+        return super().test_incrementalencoder()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_incrementalencoder_del_segfault(self):
+        return super().test_incrementalencoder_del_segfault()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_incrementalencoder_error_callback(self):
+        return super().test_incrementalencoder_error_callback()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_null_terminator(self):
+        return super().test_null_terminator()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_streamreader(self):
+        return super().test_streamreader()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_streamwriter(self):
+        return super().test_streamwriter()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_streamwriter_reset_no_pending(self):
+        return super().test_streamwriter_reset_no_pending()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb2312
+    def test_xmlcharrefreplace(self):
+        return super().test_xmlcharrefreplace()
+
 class Test_GBK(multibytecodec_support.TestBase, unittest.TestCase):
     encoding = 'gbk'
     tstring = multibytecodec_support.load_teststring('gbk')
@@ -33,6 +109,82 @@ class Test_GBK(multibytecodec_support.TestBase, unittest.TestCase):
         ("\u30fb", "strict", None),
     )
 
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_callback_None_index(self):
+        return super().test_callback_None_index()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_callback_backward_index(self):
+        return super().test_callback_backward_index()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_callback_forward_index(self):
+        return super().test_callback_forward_index()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_callback_index_outofbound(self):
+        return super().test_callback_index_outofbound()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_callback_long_index(self):
+        return super().test_callback_long_index()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_callback_returns_bytes(self):
+        return super().test_callback_returns_bytes()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_callback_wrong_objects(self):
+        return super().test_callback_wrong_objects()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_chunkcoding(self):
+        return super().test_chunkcoding()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_customreplace_encode(self):
+        return super().test_customreplace_encode()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_errorhandle(self):
+        return super().test_errorhandle()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_incrementaldecoder(self):
+        return super().test_incrementaldecoder()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_incrementalencoder(self):
+        return super().test_incrementalencoder()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_incrementalencoder_del_segfault(self):
+        return super().test_incrementalencoder_del_segfault()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_incrementalencoder_error_callback(self):
+        return super().test_incrementalencoder_error_callback()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_null_terminator(self):
+        return super().test_null_terminator()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_streamreader(self):
+        return super().test_streamreader()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_streamwriter(self):
+        return super().test_streamwriter()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_streamwriter_reset_no_pending(self):
+        return super().test_streamwriter_reset_no_pending()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gbk
+    def test_xmlcharrefreplace(self):
+        return super().test_xmlcharrefreplace()
+
 class Test_GB18030(multibytecodec_support.TestBase, unittest.TestCase):
     encoding = 'gb18030'
     tstring = multibytecodec_support.load_teststring('gb18030')
@@ -57,6 +209,82 @@ class Test_GB18030(multibytecodec_support.TestBase, unittest.TestCase):
     )
     has_iso10646 = True
 
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_callback_None_index(self):
+        return super().test_callback_None_index()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_callback_backward_index(self):
+        return super().test_callback_backward_index()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_callback_forward_index(self):
+        return super().test_callback_forward_index()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_callback_index_outofbound(self):
+        return super().test_callback_index_outofbound()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_callback_long_index(self):
+        return super().test_callback_long_index()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_callback_returns_bytes(self):
+        return super().test_callback_returns_bytes()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_callback_wrong_objects(self):
+        return super().test_callback_wrong_objects()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_chunkcoding(self):
+        return super().test_chunkcoding()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_customreplace_encode(self):
+        return super().test_customreplace_encode()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_errorhandle(self):
+        return super().test_errorhandle()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_incrementaldecoder(self):
+        return super().test_incrementaldecoder()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_incrementalencoder(self):
+        return super().test_incrementalencoder()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_incrementalencoder_del_segfault(self):
+        return super().test_incrementalencoder_del_segfault()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_incrementalencoder_error_callback(self):
+        return super().test_incrementalencoder_error_callback()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_null_terminator(self):
+        return super().test_null_terminator()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_streamreader(self):
+        return super().test_streamreader()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_streamwriter(self):
+        return super().test_streamwriter()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_streamwriter_reset_no_pending(self):
+        return super().test_streamwriter_reset_no_pending()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: gb18030
+    def test_xmlcharrefreplace(self):
+        return super().test_xmlcharrefreplace()
+
 class Test_HZ(multibytecodec_support.TestBase, unittest.TestCase):
     encoding = 'hz'
     tstring = multibytecodec_support.load_teststring('hz')
@@ -92,5 +320,81 @@ class Test_HZ(multibytecodec_support.TestBase, unittest.TestCase):
         (b'~{Dc~\n:C~}', 'strict', None), # ~\n only in ASCII mode
     )
 
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_callback_None_index(self):
+        return super().test_callback_None_index()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_callback_backward_index(self):
+        return super().test_callback_backward_index()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_callback_forward_index(self):
+        return super().test_callback_forward_index()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_callback_index_outofbound(self):
+        return super().test_callback_index_outofbound()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_callback_long_index(self):
+        return super().test_callback_long_index()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_callback_returns_bytes(self):
+        return super().test_callback_returns_bytes()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_callback_wrong_objects(self):
+        return super().test_callback_wrong_objects()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_chunkcoding(self):
+        return super().test_chunkcoding()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_customreplace_encode(self):
+        return super().test_customreplace_encode()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_errorhandle(self):
+        return super().test_errorhandle()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_incrementaldecoder(self):
+        return super().test_incrementaldecoder()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_incrementalencoder(self):
+        return super().test_incrementalencoder()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_incrementalencoder_del_segfault(self):
+        return super().test_incrementalencoder_del_segfault()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_incrementalencoder_error_callback(self):
+        return super().test_incrementalencoder_error_callback()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_null_terminator(self):
+        return super().test_null_terminator()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_streamreader(self):
+        return super().test_streamreader()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_streamwriter(self):
+        return super().test_streamwriter()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_streamwriter_reset_no_pending(self):
+        return super().test_streamwriter_reset_no_pending()
+
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; LookupError: unknown encoding: hz
+    def test_xmlcharrefreplace(self):
+        return super().test_xmlcharrefreplace()
+
 if __name__ == "__main__":
     unittest.main()