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bpo-29998: Pickling and copying ImportError now preserves name and path (#1010)

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Serhiy Storchaka 2017-04-08 09:55:07 +03:00 • committed by GitHub
parent b879fe82e7
commit b785396ab4
3 changed files with 71 additions and 0 deletions
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20
Lib/test/test_exceptions.py
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@ -1,5 +1,6 @@
# Python test set -- part 5, built-in exceptions
import copy
import os
import sys
import unittest
@ -1126,6 +1127,25 @@ class ImportErrorTests(unittest.TestCase):
exc = ImportError(arg)
self.assertEqual(str(arg), str(exc))
def test_copy_pickle(self):
for kwargs in (dict(),
dict(name='somename'),
dict(path='somepath'),
dict(name='somename', path='somepath')):
orig = ImportError('test', **kwargs)
for proto in range(pickle.HIGHEST_PROTOCOL + 1):
exc = pickle.loads(pickle.dumps(orig, proto))
self.assertEqual(exc.args, ('test',))
self.assertEqual(exc.msg, 'test')
self.assertEqual(exc.name, orig.name)
self.assertEqual(exc.path, orig.path)
for c in copy.copy, copy.deepcopy:
exc = c(orig)
self.assertEqual(exc.args, ('test',))
self.assertEqual(exc.msg, 'test')
self.assertEqual(exc.name, orig.name)
self.assertEqual(exc.path, orig.path)
if __name__ == '__main__':
unittest.main()