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Name	Size	Permission	Date
__init__.py	445 B	-rw-r--r--	2024-03-19 22:46
__main__.py	68 B	-rw-r--r--	2024-03-19 22:46
test_anon.py	2.48 KB	-rw-r--r--	2024-03-19 22:46
test_array_in_pointer.py	1.7 KB	-rw-r--r--	2024-03-19 22:46
test_arrays.py	7.33 KB	-rw-r--r--	2024-03-19 22:46
test_as_parameter.py	6.76 KB	-rw-r--r--	2024-03-19 22:46
test_bitfields.py	10.11 KB	-rw-r--r--	2024-03-19 22:46
test_buffers.py	2.55 KB	-rw-r--r--	2024-03-19 22:46
test_bytes.py	1.94 KB	-rw-r--r--	2024-03-19 22:46
test_byteswap.py	11.14 KB	-rw-r--r--	2024-03-19 22:46
test_callbacks.py	10.33 KB	-rw-r--r--	2024-03-19 22:46
test_cast.py	3.64 KB	-rw-r--r--	2024-03-19 22:46
test_cfuncs.py	7.5 KB	-rw-r--r--	2024-03-19 22:46
test_checkretval.py	968 B	-rw-r--r--	2024-03-19 22:46
test_delattr.py	533 B	-rw-r--r--	2024-03-19 22:46
test_errno.py	2.12 KB	-rw-r--r--	2024-03-19 22:46
test_find.py	4.36 KB	-rw-r--r--	2024-03-19 22:46
test_frombuffer.py	5.09 KB	-rw-r--r--	2024-03-19 22:46
test_funcptr.py	3.93 KB	-rw-r--r--	2024-03-19 22:46
test_functions.py	12.21 KB	-rw-r--r--	2024-03-19 22:46
test_incomplete.py	1023 B	-rw-r--r--	2024-03-19 22:46
test_init.py	1.01 KB	-rw-r--r--	2024-03-19 22:46
test_internals.py	2.57 KB	-rw-r--r--	2024-03-19 22:46
test_keeprefs.py	3.96 KB	-rw-r--r--	2024-03-19 22:46
test_libc.py	1005 B	-rw-r--r--	2024-03-19 22:46
test_loading.py	6.97 KB	-rw-r--r--	2024-03-19 22:46
test_macholib.py	2.07 KB	-rw-r--r--	2024-03-19 22:46
test_memfunctions.py	3.22 KB	-rw-r--r--	2024-03-19 22:46
test_numbers.py	9.25 KB	-rw-r--r--	2024-03-19 22:46
test_objects.py	1.64 KB	-rw-r--r--	2024-03-19 22:46
test_parameters.py	10.83 KB	-rw-r--r--	2024-03-19 22:46
test_pep3118.py	8.48 KB	-rw-r--r--	2024-03-19 22:46
test_pickling.py	2.17 KB	-rw-r--r--	2024-03-19 22:46
test_pointers.py	7.07 KB	-rw-r--r--	2024-03-19 22:46
test_prototypes.py	6.68 KB	-rw-r--r--	2024-03-19 22:46
test_python_api.py	2.7 KB	-rw-r--r--	2024-03-19 22:46
test_random_things.py	2.77 KB	-rw-r--r--	2024-03-19 22:46
test_refcounts.py	3.06 KB	-rw-r--r--	2024-03-19 22:46
test_repr.py	842 B	-rw-r--r--	2024-03-19 22:46
test_returnfuncptrs.py	2.83 KB	-rw-r--r--	2024-03-19 22:46
test_simplesubclasses.py	1.26 KB	-rw-r--r--	2024-03-19 22:46
test_sizes.py	804 B	-rw-r--r--	2024-03-19 22:46
test_slicing.py	5.88 KB	-rw-r--r--	2024-03-19 22:46
test_stringptr.py	2.54 KB	-rw-r--r--	2024-03-19 22:46
test_strings.py	7.13 KB	-rw-r--r--	2024-03-19 22:46
test_struct_fields.py	2.92 KB	-rw-r--r--	2024-03-19 22:46
test_structures.py	26.77 KB	-rw-r--r--	2024-03-19 22:46
test_unaligned_structures.py	1.11 KB	-rw-r--r--	2024-03-19 22:46
test_unicode.py	1.95 KB	-rw-r--r--	2024-03-19 22:46
test_values.py	3.78 KB	-rw-r--r--	2024-03-19 22:46
test_varsize_struct.py	1.8 KB	-rw-r--r--	2024-03-19 22:46
test_win32.py	4.91 KB	-rw-r--r--	2024-03-19 22:46
test_wintypes.py	1.36 KB	-rw-r--r--	2024-03-19 22:46

Rename

import unittest
import pickle
from ctypes import *
import _ctypes_test
dll = CDLL(_ctypes_test.__file__)

class X(Structure):
    _fields_ = [("a", c_int), ("b", c_double)]
    init_called = 0
    def __init__(self, *args, **kw):
        X.init_called += 1
        self.x = 42

class Y(X):
    _fields_ = [("str", c_char_p)]

class PickleTest:
    def dumps(self, item):
        return pickle.dumps(item, self.proto)

def loads(self, item):
        return pickle.loads(item)

def test_simple(self):
        for src in [
            c_int(42),
            c_double(3.14),
            ]:
            dst = self.loads(self.dumps(src))
            self.assertEqual(src.__dict__, dst.__dict__)
            self.assertEqual(memoryview(src).tobytes(),
                                 memoryview(dst).tobytes())

def test_struct(self):
        X.init_called = 0

x = X()
        x.a = 42
        self.assertEqual(X.init_called, 1)

y = self.loads(self.dumps(x))

# loads must NOT call __init__
        self.assertEqual(X.init_called, 1)

# ctypes instances are identical when the instance __dict__
        # and the memory buffer are identical
        self.assertEqual(y.__dict__, x.__dict__)
        self.assertEqual(memoryview(y).tobytes(),
                             memoryview(x).tobytes())

def test_unpickable(self):
        # ctypes objects that are pointers or contain pointers are
        # unpickable.
        self.assertRaises(ValueError, lambda: self.dumps(Y()))

prototype = CFUNCTYPE(c_int)

for item in [
            c_char_p(),
            c_wchar_p(),
            c_void_p(),
            pointer(c_int(42)),
            dll._testfunc_p_p,
            prototype(lambda: 42),
            ]:
            self.assertRaises(ValueError, lambda: self.dumps(item))

def test_wchar(self):
        self.dumps(c_char(b"x"))
        # Issue 5049
        self.dumps(c_wchar("x"))

for proto in range(pickle.HIGHEST_PROTOCOL + 1):
    name = 'PickleTest_%s' % proto
    globals()[name] = type(name,
                           (PickleTest, unittest.TestCase),
                           {'proto': proto})

if __name__ == "__main__":
    unittest.main()