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import cPickle
import test_support
import unittest
from cStringIO import StringIO
from pickletester import AbstractPickleTests, AbstractPickleModuleTests
class cPickleTests(AbstractPickleTests, AbstractPickleModuleTests):
def setUp(self):
self.dumps = cPickle.dumps
self.loads = cPickle.loads
error = cPickle.BadPickleGet
module = cPickle
class cPicklePicklerTests(AbstractPickleTests):
def dumps(self, arg, bin=0):
f = StringIO()
p = cPickle.Pickler(f, bin)
p.dump(arg)
f.seek(0)
return f.read()
def loads(self, buf):
f = StringIO(buf)
p = cPickle.Unpickler(f)
return p.load()
error = cPickle.BadPickleGet
class cPickleListPicklerTests(AbstractPickleTests):
def dumps(self, arg, bin=0):
p = cPickle.Pickler(bin)
p.dump(arg)
return p.getvalue()
def loads(self, *args):
f = StringIO(args[0])
p = cPickle.Unpickler(f)
return p.load()
error = cPickle.BadPickleGet
class cPickleFastPicklerTests(AbstractPickleTests):
def dumps(self, arg, bin=0):
f = StringIO()
p = cPickle.Pickler(f, bin)
p.fast = 1
p.dump(arg)
f.seek(0)
return f.read()
def loads(self, *args):
f = StringIO(args[0])
p = cPickle.Unpickler(f)
return p.load()
error = cPickle.BadPickleGet
def test_recursive_list(self):
self.assertRaises(ValueError,
AbstractPickleTests.test_recursive_list,
self)
def test_recursive_inst(self):
self.assertRaises(ValueError,
AbstractPickleTests.test_recursive_inst,
self)
def test_recursive_dict(self):
self.assertRaises(ValueError,
AbstractPickleTests.test_recursive_dict,
self)
def test_recursive_multi(self):
self.assertRaises(ValueError,
AbstractPickleTests.test_recursive_multi,
self)
def test_nonrecursive_deep(self):
a = []
for i in range(100):
a = [a]
b = self.loads(self.dumps(a))
self.assertEqual(a, b)
def test_main():
loader = unittest.TestLoader()
suite = unittest.TestSuite()
suite.addTest(loader.loadTestsFromTestCase(cPickleTests))
suite.addTest(loader.loadTestsFromTestCase(cPicklePicklerTests))
suite.addTest(loader.loadTestsFromTestCase(cPickleListPicklerTests))
suite.addTest(loader.loadTestsFromTestCase(cPickleFastPicklerTests))
test_support.run_suite(suite)
if __name__ == "__main__":
test_main()
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