diff options
Diffstat (limited to 'Lib/test/test_codecs.py')
| -rw-r--r-- | Lib/test/test_codecs.py | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/Lib/test/test_codecs.py b/Lib/test/test_codecs.py index d42270da15e..d8666f7290e 100644 --- a/Lib/test/test_codecs.py +++ b/Lib/test/test_codecs.py @@ -1,8 +1,10 @@ import codecs import contextlib import copy +import importlib import io import pickle +import os import sys import unittest import encodings @@ -3107,6 +3109,13 @@ class TransformCodecTest(unittest.TestCase): info = codecs.lookup(alias) self.assertEqual(info.name, expected_name) + def test_alias_modules_exist(self): + encodings_dir = os.path.dirname(encodings.__file__) + for value in encodings.aliases.aliases.values(): + codec_mod = f"encodings.{value}" + self.assertIsNotNone(importlib.util.find_spec(codec_mod), + f"Codec module not found: {codec_mod}") + def test_quopri_stateless(self): # Should encode with quotetabs=True encoded = codecs.encode(b"space tab\teol \n", "quopri-codec") @@ -3794,7 +3803,7 @@ class LocaleCodecTest(unittest.TestCase): with self.assertRaises(RuntimeError) as cm: self.decode(encoded, errors) errmsg = str(cm.exception) - self.assertTrue(errmsg.startswith("decode error: "), errmsg) + self.assertStartsWith(errmsg, "decode error: ") else: decoded = self.decode(encoded, errors) self.assertEqual(decoded, expected) |