diff options
Diffstat (limited to 'Lib/test')
| -rw-r--r-- | Lib/test/test_importlib/import_/test_api.py | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/Lib/test/test_importlib/import_/test_api.py b/Lib/test/test_importlib/import_/test_api.py index 2fa1f90..3d4cd94 100644 --- a/Lib/test/test_importlib/import_/test_api.py +++ b/Lib/test/test_importlib/import_/test_api.py @@ -1,7 +1,22 @@ +from .. import util as importlib_test_util from . import util +import imp +import sys import unittest +class BadLoaderFinder: + bad = 'fine.bogus' + @classmethod + def find_module(cls, fullname, path): + if fullname == cls.bad: + return cls + @classmethod + def load_module(cls, fullname): + if fullname == cls.bad: + raise ImportError('I cannot be loaded!') + + class APITest(unittest.TestCase): """Test API-specific details for __import__ (e.g. raising the right @@ -19,6 +34,29 @@ class APITest(unittest.TestCase): with self.assertRaises(ValueError): util.import_('os', globals(), level=-1) + def test_nonexistent_fromlist_entry(self): + # If something in fromlist doesn't exist, that's okay. + # issue15715 + mod = imp.new_module('fine') + mod.__path__ = ['XXX'] + with importlib_test_util.import_state(meta_path=[BadLoaderFinder]): + with importlib_test_util.uncache('fine'): + sys.modules['fine'] = mod + util.import_('fine', fromlist=['not here']) + + def test_fromlist_load_error_propagates(self): + # If something in fromlist triggers an exception not related to not + # existing, let that exception propagate. + # issue15316 + mod = imp.new_module('fine') + mod.__path__ = ['XXX'] + with importlib_test_util.import_state(meta_path=[BadLoaderFinder]): + with importlib_test_util.uncache('fine'): + sys.modules['fine'] = mod + with self.assertRaises(ImportError): + util.import_('fine', fromlist=['bogus']) + + def test_main(): from test.support import run_unittest |