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test_pickle.py
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test_pickle.py
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import unittest2 as unittest
from billiard.serialization import pickle
class RegularException(Exception):
pass
class ArgOverrideException(Exception):
def __init__(self, message, status_code=10):
self.status_code = status_code
Exception.__init__(self, message, status_code)
class TestPickle(unittest.TestCase):
def test_pickle_regular_exception(self):
exc = None
try:
raise RegularException("RegularException raised")
except RegularException, exc:
pass
pickled = pickle.dumps({"exception": exc})
unpickled = pickle.loads(pickled)
exception = unpickled.get("exception")
self.assertTrue(exception)
self.assertIsInstance(exception, RegularException)
self.assertTupleEqual(exception.args, ("RegularException raised", ))
def test_pickle_arg_override_exception(self):
exc = None
try:
raise ArgOverrideException("ArgOverrideException raised",
status_code=100)
except ArgOverrideException, exc:
pass
pickled = pickle.dumps({"exception": exc})
unpickled = pickle.loads(pickled)
exception = unpickled.get("exception")
self.assertTrue(exception)
self.assertIsInstance(exception, ArgOverrideException)
self.assertTupleEqual(exception.args, (
"ArgOverrideException raised", 100))
self.assertEqual(exception.status_code, 100)