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# Copyright 2013 Google Inc. All Rights Reserved.
#
# This file is part of astroid.
#
# logilab-astng is free software: you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by the
# Free Software Foundation, either version 2.1 of the License, or (at your
# option) any later version.
#
# logilab-astng is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
# for more details.
#
# You should have received a copy of the GNU Lesser General Public License along
# with logilab-astng. If not, see <http://www.gnu.org/licenses/>.
"""Tests for basic functionality in astroid.brain."""
from astroid import MANAGER
from logilab.common.testlib import TestCase, unittest_main
class HashlibTC(TestCase):
def test_hashlib(self):
"""Tests that brain extensions for hashlib work."""
hashlib_module = MANAGER.ast_from_module_name('hashlib')
for class_name in ['md5', 'sha1']:
class_obj = hashlib_module[class_name]
self.assertIn('update', class_obj)
self.assertIn('digest', class_obj)
self.assertIn('hexdigest', class_obj)
self.assertEqual(len(class_obj['__init__'].args.args), 2)
self.assertEqual(len(class_obj['__init__'].args.defaults), 1)
self.assertEqual(len(class_obj['update'].args.args), 2)
self.assertEqual(len(class_obj['digest'].args.args), 1)
self.assertEqual(len(class_obj['hexdigest'].args.args), 1)
if __name__ == '__main__':
unittest_main()
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