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118 lines
3.1 KiB
Python
118 lines
3.1 KiB
Python
import pickle
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import io
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from test import 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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from test.pickletester import BigmemPickleTests
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try:
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import _pickle
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has_c_implementation = True
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except ImportError:
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has_c_implementation = False
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class PickleTests(AbstractPickleModuleTests):
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pass
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class PyPicklerTests(AbstractPickleTests):
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pickler = pickle._Pickler
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unpickler = pickle._Unpickler
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def dumps(self, arg, proto=None):
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f = io.BytesIO()
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p = self.pickler(f, proto)
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p.dump(arg)
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f.seek(0)
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return bytes(f.read())
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def loads(self, buf, **kwds):
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f = io.BytesIO(buf)
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u = self.unpickler(f, **kwds)
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return u.load()
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class InMemoryPickleTests(AbstractPickleTests, BigmemPickleTests):
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pickler = pickle._Pickler
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unpickler = pickle._Unpickler
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def dumps(self, arg, protocol=None):
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return pickle.dumps(arg, protocol)
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def loads(self, buf, **kwds):
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return pickle.loads(buf, **kwds)
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class PyPersPicklerTests(AbstractPersistentPicklerTests):
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pickler = pickle._Pickler
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unpickler = pickle._Unpickler
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def dumps(self, arg, proto=None):
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class PersPickler(self.pickler):
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def persistent_id(subself, obj):
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return self.persistent_id(obj)
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f = io.BytesIO()
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p = PersPickler(f, proto)
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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, **kwds):
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class PersUnpickler(self.unpickler):
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def persistent_load(subself, obj):
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return self.persistent_load(obj)
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f = io.BytesIO(buf)
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u = PersUnpickler(f, **kwds)
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return u.load()
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class PyPicklerUnpicklerObjectTests(AbstractPicklerUnpicklerObjectTests):
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pickler_class = pickle._Pickler
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unpickler_class = pickle._Unpickler
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if has_c_implementation:
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class CPicklerTests(PyPicklerTests):
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pickler = _pickle.Pickler
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unpickler = _pickle.Unpickler
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class CPersPicklerTests(PyPersPicklerTests):
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pickler = _pickle.Pickler
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unpickler = _pickle.Unpickler
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class CDumpPickle_LoadPickle(PyPicklerTests):
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pickler = _pickle.Pickler
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unpickler = pickle._Unpickler
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class DumpPickle_CLoadPickle(PyPicklerTests):
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pickler = pickle._Pickler
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unpickler = _pickle.Unpickler
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class CPicklerUnpicklerObjectTests(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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tests = [PickleTests, PyPicklerTests, PyPersPicklerTests]
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if has_c_implementation:
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tests.extend([CPicklerTests, CPersPicklerTests,
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CDumpPickle_LoadPickle, DumpPickle_CLoadPickle,
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PyPicklerUnpicklerObjectTests,
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CPicklerUnpicklerObjectTests,
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InMemoryPickleTests])
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support.run_unittest(*tests)
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support.run_doctest(pickle)
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if __name__ == "__main__":
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test_main()
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