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[3.12] gh-122311: Add more tests for pickle (GH-122376) (GH-122378)

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(cherry picked from commit bc93923a2d)
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Serhiy Storchaka 2024-07-28 12:04:50 +03:00 • committed by GitHub
parent ccb4e3ba7e
commit ecc97cb432
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2 changed files with 682 additions and 117 deletions
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18
Lib/test/test_pickle.py
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@ -16,6 +16,7 @@ from test.support import import_helper
from test.pickletester import AbstractHookTests
from test.pickletester import AbstractUnpickleTests
from test.pickletester import AbstractPicklingErrorTests
from test.pickletester import AbstractPickleTests
from test.pickletester import AbstractPickleModuleTests
from test.pickletester import AbstractPersistentPicklerTests
@ -55,6 +56,18 @@ class PyUnpicklerTests(AbstractUnpickleTests, unittest.TestCase):
return u.load()
class PyPicklingErrorTests(AbstractPicklingErrorTests, unittest.TestCase):
pickler = pickle._Pickler
def dumps(self, arg, proto=None, **kwargs):
f = io.BytesIO()
p = self.pickler(f, proto, **kwargs)
p.dump(arg)
f.seek(0)
return bytes(f.read())
class PyPicklerTests(AbstractPickleTests, unittest.TestCase):
pickler = pickle._Pickler
@ -88,6 +101,8 @@ class InMemoryPickleTests(AbstractPickleTests, AbstractUnpickleTests,
return pickle.loads(buf, **kwds)
test_framed_write_sizes_with_delayed_writer = None
test_find_class = None
test_custom_find_class = None
class PersistentPicklerUnpicklerMixin(object):
@ -245,6 +260,9 @@ if has_c_implementation:
bad_stack_errors = (pickle.UnpicklingError,)
truncated_errors = (pickle.UnpicklingError,)
class CPicklingErrorTests(PyPicklingErrorTests):
pickler = _pickle.Pickler
class CPicklerTests(PyPicklerTests):
pickler = _pickle.Pickler
unpickler = _pickle.Unpickler