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import pickle
import unittest
from cStringIO import StringIO
from test.pickletester import AbstractPickleTests, AbstractPickleModuleTests, \
AbstractPersistentPicklerTests
from test import test_support
class PickleTests(AbstractPickleTests, AbstractPickleModuleTests):
def setUp(self):
self.dumps = pickle.dumps
self.loads = pickle.loads
module = pickle
error = KeyError
class PicklerTests(AbstractPickleTests):
error = KeyError
def dumps(self, arg, bin=0):
f = StringIO()
p = pickle.Pickler(f, bin)
p.dump(arg)
f.seek(0)
return f.read()
def loads(self, buf):
f = StringIO(buf)
u = pickle.Unpickler(f)
return u.load()
class PersPicklerTests(AbstractPersistentPicklerTests):
def dumps(self, arg, bin=0):
class PersPickler(pickle.Pickler):
def persistent_id(subself, obj):
return self.persistent_id(obj)
f = StringIO()
p = PersPickler(f, bin)
p.dump(arg)
f.seek(0)
return f.read()
def loads(self, buf):
class PersUnpickler(pickle.Unpickler):
def persistent_load(subself, obj):
return self.persistent_load(obj)
f = StringIO(buf)
u = PersUnpickler(f)
return u.load()
def test_main():
loader = unittest.TestLoader()
suite = unittest.TestSuite()
suite.addTest(loader.loadTestsFromTestCase(PickleTests))
suite.addTest(loader.loadTestsFromTestCase(PicklerTests))
suite.addTest(loader.loadTestsFromTestCase(PersPicklerTests))
test_support.run_suite(suite)
if __name__ == "__main__":
test_main()
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