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- Add tests for the module-level load() and dump() functions. - Add tests for cPickle's internal data structures, stressing workloads with many gets/puts. - Add tests for the Pickler and Unpickler classes, in particular the memo attribute. - test_xpickle is extended to test backwards compatibility with Python 2.4, 2.5 and 2.6 by round-tripping pickled objects through a worker process. This is guarded with a regrtest -u xpickle resource.
80 lines
2 KiB
Python
80 lines
2 KiB
Python
import pickle
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from cStringIO import StringIO
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from test import test_support
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from test.pickletester import AbstractPickleTests
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from test.pickletester import AbstractPickleModuleTests
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from test.pickletester import AbstractPersistentPicklerTests
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from test.pickletester import AbstractPicklerUnpicklerObjectTests
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class PickleTests(AbstractPickleTests, AbstractPickleModuleTests):
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def dumps(self, arg, proto=0, fast=0):
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# Ignore fast
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return pickle.dumps(arg, proto)
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def loads(self, buf):
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# Ignore fast
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return pickle.loads(buf)
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module = pickle
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error = KeyError
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class PicklerTests(AbstractPickleTests):
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error = KeyError
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def dumps(self, arg, proto=0, fast=0):
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f = StringIO()
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p = pickle.Pickler(f, proto)
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if fast:
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p.fast = fast
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p.dump(arg)
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f.seek(0)
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return f.read()
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def loads(self, buf):
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f = StringIO(buf)
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u = pickle.Unpickler(f)
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return u.load()
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class PersPicklerTests(AbstractPersistentPicklerTests):
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def dumps(self, arg, proto=0, fast=0):
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class PersPickler(pickle.Pickler):
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def persistent_id(subself, obj):
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return self.persistent_id(obj)
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f = StringIO()
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p = PersPickler(f, proto)
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if fast:
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p.fast = fast
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p.dump(arg)
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f.seek(0)
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return f.read()
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def loads(self, buf):
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class PersUnpickler(pickle.Unpickler):
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def persistent_load(subself, obj):
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return self.persistent_load(obj)
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f = StringIO(buf)
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u = PersUnpickler(f)
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return u.load()
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class PicklerUnpicklerObjectTests(AbstractPicklerUnpicklerObjectTests):
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pickler_class = pickle.Pickler
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unpickler_class = pickle.Unpickler
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def test_main():
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test_support.run_unittest(
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PickleTests,
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PicklerTests,
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PersPicklerTests,
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PicklerUnpicklerObjectTests,
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)
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test_support.run_doctest(pickle)
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if __name__ == "__main__":
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test_main()
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