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📁 ..
📄 __init__.py(399 B)
📄 __main__.py(68 B)
📁 __pycache__
📄 test_anon.py(2.48 KB)
📄 test_array_in_pointer.py(1.7 KB)
📄 test_arrays.py(7.33 KB)
📄 test_as_parameter.py(6.76 KB)
📄 test_bitfields.py(9.98 KB)
📄 test_buffers.py(2.55 KB)
📄 test_bytes.py(1.94 KB)
📄 test_byteswap.py(11.14 KB)
📄 test_callbacks.py(10.33 KB)
📄 test_cast.py(3.64 KB)
📄 test_cfuncs.py(7.5 KB)
📄 test_checkretval.py(968 B)
📄 test_delattr.py(533 B)
📄 test_errno.py(2.12 KB)
📄 test_find.py(4.33 KB)
📄 test_frombuffer.py(5.09 KB)
📄 test_funcptr.py(3.93 KB)
📄 test_functions.py(12.26 KB)
📄 test_incomplete.py(1023 B)
📄 test_init.py(1.01 KB)
📄 test_internals.py(2.57 KB)
📄 test_keeprefs.py(3.96 KB)
📄 test_libc.py(1005 B)
📄 test_loading.py(6.91 KB)
📄 test_macholib.py(2.07 KB)
📄 test_memfunctions.py(3.22 KB)
📄 test_numbers.py(9.3 KB)
📄 test_objects.py(1.64 KB)
📄 test_parameters.py(9.35 KB)
📄 test_pep3118.py(8.32 KB)
📄 test_pickling.py(2.17 KB)
📄 test_pointers.py(7.07 KB)
📄 test_prototypes.py(6.68 KB)
📄 test_python_api.py(2.8 KB)
📄 test_random_things.py(2.77 KB)
📄 test_refcounts.py(2.52 KB)
📄 test_repr.py(842 B)
📄 test_returnfuncptrs.py(2.83 KB)
📄 test_simplesubclasses.py(1.26 KB)
📄 test_sizes.py(804 B)
📄 test_slicing.py(5.88 KB)
📄 test_stringptr.py(2.48 KB)
📄 test_strings.py(7.13 KB)
📄 test_struct_fields.py(2.36 KB)
📄 test_structures.py(26.57 KB)
📄 test_unaligned_structures.py(1.11 KB)
📄 test_unicode.py(1.95 KB)
📄 test_values.py(3.78 KB)
📄 test_varsize_struct.py(1.8 KB)
📄 test_win32.py(4.91 KB)
📄 test_wintypes.py(1.36 KB)

Editing: test_pickling.py

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()

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