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Name	Size	Permission	Date
__pycache__	[ DIR ]	drwxr-sr-x	2025-06-04 09:23
__init__.py	445 B	-rw-r--r--	2025-06-04 09:23
__main__.py	68 B	-rw-r--r--	2025-06-04 09:23
test_anon.py	2.48 KB	-rw-r--r--	2025-06-04 09:23
test_array_in_pointer.py	1.7 KB	-rw-r--r--	2025-06-04 09:23
test_arrays.py	7.33 KB	-rw-r--r--	2025-06-04 09:23
test_as_parameter.py	6.76 KB	-rw-r--r--	2025-06-04 09:23
test_bitfields.py	10.11 KB	-rw-r--r--	2025-06-04 09:23
test_buffers.py	2.55 KB	-rw-r--r--	2025-06-04 09:23
test_bytes.py	1.94 KB	-rw-r--r--	2025-06-04 09:23
test_byteswap.py	11.14 KB	-rw-r--r--	2025-06-04 09:23
test_callbacks.py	10.33 KB	-rw-r--r--	2025-06-04 09:23
test_cast.py	3.64 KB	-rw-r--r--	2025-06-04 09:23
test_cfuncs.py	7.5 KB	-rw-r--r--	2025-06-04 09:23
test_checkretval.py	968 B	-rw-r--r--	2025-06-04 09:23
test_delattr.py	533 B	-rw-r--r--	2025-06-04 09:23
test_errno.py	2.12 KB	-rw-r--r--	2025-06-04 09:23
test_find.py	4.36 KB	-rw-r--r--	2025-06-04 09:23
test_frombuffer.py	5.09 KB	-rw-r--r--	2025-06-04 09:23
test_funcptr.py	3.93 KB	-rw-r--r--	2025-06-04 09:23
test_functions.py	12.21 KB	-rw-r--r--	2025-06-04 09:23
test_incomplete.py	1023 B	-rw-r--r--	2025-06-04 09:23
test_init.py	1.01 KB	-rw-r--r--	2025-06-04 09:23
test_internals.py	2.57 KB	-rw-r--r--	2025-06-04 09:23
test_keeprefs.py	3.96 KB	-rw-r--r--	2025-06-04 09:23
test_libc.py	1005 B	-rw-r--r--	2025-06-04 09:23
test_loading.py	6.97 KB	-rw-r--r--	2025-06-04 09:23
test_macholib.py	2.07 KB	-rw-r--r--	2025-06-04 09:23
test_memfunctions.py	3.22 KB	-rw-r--r--	2025-06-04 09:23
test_numbers.py	9.25 KB	-rw-r--r--	2025-06-04 09:23
test_objects.py	1.64 KB	-rw-r--r--	2025-06-04 09:23
test_parameters.py	10.83 KB	-rw-r--r--	2025-06-04 09:23
test_pep3118.py	8.48 KB	-rw-r--r--	2025-06-04 09:23
test_pickling.py	2.17 KB	-rw-r--r--	2025-06-04 09:23
test_pointers.py	7.07 KB	-rw-r--r--	2025-06-04 09:23
test_prototypes.py	6.68 KB	-rw-r--r--	2025-06-04 09:23
test_python_api.py	2.7 KB	-rw-r--r--	2025-06-04 09:23
test_random_things.py	2.77 KB	-rw-r--r--	2025-06-04 09:23
test_refcounts.py	3.06 KB	-rw-r--r--	2025-06-04 09:23
test_repr.py	842 B	-rw-r--r--	2025-06-04 09:23
test_returnfuncptrs.py	2.83 KB	-rw-r--r--	2025-06-04 09:23
test_simplesubclasses.py	1.26 KB	-rw-r--r--	2025-06-04 09:23
test_sizes.py	804 B	-rw-r--r--	2025-06-04 09:23
test_slicing.py	5.88 KB	-rw-r--r--	2025-06-04 09:23
test_stringptr.py	2.54 KB	-rw-r--r--	2025-06-04 09:23
test_strings.py	7.13 KB	-rw-r--r--	2025-06-04 09:23
test_struct_fields.py	2.92 KB	-rw-r--r--	2025-06-04 09:23
test_structures.py	26.77 KB	-rw-r--r--	2025-06-04 09:23
test_unaligned_structures.py	1.11 KB	-rw-r--r--	2025-06-04 09:23
test_unicode.py	1.95 KB	-rw-r--r--	2025-06-04 09:23
test_values.py	3.78 KB	-rw-r--r--	2025-06-04 09:23
test_varsize_struct.py	1.8 KB	-rw-r--r--	2025-06-04 09:23
test_win32.py	4.91 KB	-rw-r--r--	2025-06-04 09:23
test_wintypes.py	1.36 KB	-rw-r--r--	2025-06-04 09:23

Rename

import unittest
from ctypes.test import need_symbol
import test.support

class SimpleTypesTestCase(unittest.TestCase):

def setUp(self):
        import ctypes
        try:
            from _ctypes import set_conversion_mode
        except ImportError:
            pass
        else:
            self.prev_conv_mode = set_conversion_mode("ascii", "strict")

def tearDown(self):
        try:
            from _ctypes import set_conversion_mode
        except ImportError:
            pass
        else:
            set_conversion_mode(*self.prev_conv_mode)

def test_subclasses(self):
        from ctypes import c_void_p, c_char_p
        # ctypes 0.9.5 and before did overwrite from_param in SimpleType_new
        class CVOIDP(c_void_p):
            def from_param(cls, value):
                return value * 2
            from_param = classmethod(from_param)

class CCHARP(c_char_p):
            def from_param(cls, value):
                return value * 4
            from_param = classmethod(from_param)

self.assertEqual(CVOIDP.from_param("abc"), "abcabc")
        self.assertEqual(CCHARP.from_param("abc"), "abcabcabcabc")

@need_symbol('c_wchar_p')
    def test_subclasses_c_wchar_p(self):
        from ctypes import c_wchar_p

class CWCHARP(c_wchar_p):
            def from_param(cls, value):
                return value * 3
            from_param = classmethod(from_param)

self.assertEqual(CWCHARP.from_param("abc"), "abcabcabc")

# XXX Replace by c_char_p tests
    def test_cstrings(self):
        from ctypes import c_char_p

# c_char_p.from_param on a Python String packs the string
        # into a cparam object
        s = b"123"
        self.assertIs(c_char_p.from_param(s)._obj, s)

# new in 0.9.1: convert (encode) unicode to ascii
        self.assertEqual(c_char_p.from_param(b"123")._obj, b"123")
        self.assertRaises(TypeError, c_char_p.from_param, "123\377")
        self.assertRaises(TypeError, c_char_p.from_param, 42)

# calling c_char_p.from_param with a c_char_p instance
        # returns the argument itself:
        a = c_char_p(b"123")
        self.assertIs(c_char_p.from_param(a), a)

@need_symbol('c_wchar_p')
    def test_cw_strings(self):
        from ctypes import c_wchar_p

c_wchar_p.from_param("123")

self.assertRaises(TypeError, c_wchar_p.from_param, 42)
        self.assertRaises(TypeError, c_wchar_p.from_param, b"123\377")

pa = c_wchar_p.from_param(c_wchar_p("123"))
        self.assertEqual(type(pa), c_wchar_p)

def test_int_pointers(self):
        from ctypes import c_short, c_uint, c_int, c_long, POINTER, pointer
        LPINT = POINTER(c_int)

##        p = pointer(c_int(42))
##        x = LPINT.from_param(p)
        x = LPINT.from_param(pointer(c_int(42)))
        self.assertEqual(x.contents.value, 42)
        self.assertEqual(LPINT(c_int(42)).contents.value, 42)

self.assertEqual(LPINT.from_param(None), None)

if c_int != c_long:
            self.assertRaises(TypeError, LPINT.from_param, pointer(c_long(42)))
        self.assertRaises(TypeError, LPINT.from_param, pointer(c_uint(42)))
        self.assertRaises(TypeError, LPINT.from_param, pointer(c_short(42)))

def test_byref_pointer(self):
        # The from_param class method of POINTER(typ) classes accepts what is
        # returned by byref(obj), it type(obj) == typ
        from ctypes import c_short, c_uint, c_int, c_long, POINTER, byref
        LPINT = POINTER(c_int)

LPINT.from_param(byref(c_int(42)))

self.assertRaises(TypeError, LPINT.from_param, byref(c_short(22)))
        if c_int != c_long:
            self.assertRaises(TypeError, LPINT.from_param, byref(c_long(22)))
        self.assertRaises(TypeError, LPINT.from_param, byref(c_uint(22)))

def test_byref_pointerpointer(self):
        # See above
        from ctypes import c_short, c_uint, c_int, c_long, pointer, POINTER, byref

LPLPINT = POINTER(POINTER(c_int))
        LPLPINT.from_param(byref(pointer(c_int(42))))

self.assertRaises(TypeError, LPLPINT.from_param, byref(pointer(c_short(22))))
        if c_int != c_long:
            self.assertRaises(TypeError, LPLPINT.from_param, byref(pointer(c_long(22))))
        self.assertRaises(TypeError, LPLPINT.from_param, byref(pointer(c_uint(22))))

def test_array_pointers(self):
        from ctypes import c_short, c_uint, c_int, c_long, POINTER
        INTARRAY = c_int * 3
        ia = INTARRAY()
        self.assertEqual(len(ia), 3)
        self.assertEqual([ia[i] for i in range(3)], [0, 0, 0])

# Pointers are only compatible with arrays containing items of
        # the same type!
        LPINT = POINTER(c_int)
        LPINT.from_param((c_int*3)())
        self.assertRaises(TypeError, LPINT.from_param, c_short*3)
        self.assertRaises(TypeError, LPINT.from_param, c_long*3)
        self.assertRaises(TypeError, LPINT.from_param, c_uint*3)

def test_noctypes_argtype(self):
        import _ctypes_test
        from ctypes import CDLL, c_void_p, ArgumentError

func = CDLL(_ctypes_test.__file__)._testfunc_p_p
        func.restype = c_void_p
        # TypeError: has no from_param method
        self.assertRaises(TypeError, setattr, func, "argtypes", (object,))

class Adapter(object):
            def from_param(cls, obj):
                return None

func.argtypes = (Adapter(),)
        self.assertEqual(func(None), None)
        self.assertEqual(func(object()), None)

class Adapter(object):
            def from_param(cls, obj):
                return obj

func.argtypes = (Adapter(),)
        # don't know how to convert parameter 1
        self.assertRaises(ArgumentError, func, object())
        self.assertEqual(func(c_void_p(42)), 42)

class Adapter(object):
            def from_param(cls, obj):
                raise ValueError(obj)

func.argtypes = (Adapter(),)
        # ArgumentError: argument 1: ValueError: 99
        self.assertRaises(ArgumentError, func, 99)

def test_abstract(self):
        from ctypes import (Array, Structure, Union, _Pointer,
                            _SimpleCData, _CFuncPtr)

self.assertRaises(TypeError, Array.from_param, 42)
        self.assertRaises(TypeError, Structure.from_param, 42)
        self.assertRaises(TypeError, Union.from_param, 42)
        self.assertRaises(TypeError, _CFuncPtr.from_param, 42)
        self.assertRaises(TypeError, _Pointer.from_param, 42)
        self.assertRaises(TypeError, _SimpleCData.from_param, 42)

@test.support.cpython_only
    def test_issue31311(self):
        # __setstate__ should neither raise a SystemError nor crash in case
        # of a bad __dict__.
        from ctypes import Structure

class BadStruct(Structure):
            @property
            def __dict__(self):
                pass
        with self.assertRaises(TypeError):
            BadStruct().__setstate__({}, b'foo')

class WorseStruct(Structure):
            @property
            def __dict__(self):
                1/0
        with self.assertRaises(ZeroDivisionError):
            WorseStruct().__setstate__({}, b'foo')

def test_parameter_repr(self):
        from ctypes import (
            c_bool,
            c_char,
            c_wchar,
            c_byte,
            c_ubyte,
            c_short,
            c_ushort,
            c_int,
            c_uint,
            c_long,
            c_ulong,
            c_longlong,
            c_ulonglong,
            c_float,
            c_double,
            c_longdouble,
            c_char_p,
            c_wchar_p,
            c_void_p,
        )
        self.assertRegex(repr(c_bool.from_param(True)), r"^<cparam '\?' at 0x[A-Fa-f0-9]+>$")
        self.assertEqual(repr(c_char.from_param(97)), "<cparam 'c' ('a')>")
        self.assertRegex(repr(c_wchar.from_param('a')), r"^<cparam 'u' at 0x[A-Fa-f0-9]+>$")
        self.assertEqual(repr(c_byte.from_param(98)), "<cparam 'b' (98)>")
        self.assertEqual(repr(c_ubyte.from_param(98)), "<cparam 'B' (98)>")
        self.assertEqual(repr(c_short.from_param(511)), "<cparam 'h' (511)>")
        self.assertEqual(repr(c_ushort.from_param(511)), "<cparam 'H' (511)>")
        self.assertRegex(repr(c_int.from_param(20000)), r"^<cparam '[li]' $20000$>$")
        self.assertRegex(repr(c_uint.from_param(20000)), r"^<cparam '[LI]' $20000$>$")
        self.assertRegex(repr(c_long.from_param(20000)), r"^<cparam '[li]' $20000$>$")
        self.assertRegex(repr(c_ulong.from_param(20000)), r"^<cparam '[LI]' $20000$>$")
        self.assertRegex(repr(c_longlong.from_param(20000)), r"^<cparam '[liq]' $20000$>$")
        self.assertRegex(repr(c_ulonglong.from_param(20000)), r"^<cparam '[LIQ]' $20000$>$")
        self.assertEqual(repr(c_float.from_param(1.5)), "<cparam 'f' (1.5)>")
        self.assertEqual(repr(c_double.from_param(1.5)), "<cparam 'd' (1.5)>")
        self.assertEqual(repr(c_double.from_param(1e300)), "<cparam 'd' (1e+300)>")
        self.assertRegex(repr(c_longdouble.from_param(1.5)), r"^<cparam ('d' $1.5$|'g' at 0x[A-Fa-f0-9]+)>$")
        self.assertRegex(repr(c_char_p.from_param(b'hihi')), r"^<cparam 'z' $0x[A-Fa-f0-9]+$>$")
        self.assertRegex(repr(c_wchar_p.from_param('hihi')), r"^<cparam 'Z' $0x[A-Fa-f0-9]+$>$")
        self.assertRegex(repr(c_void_p.from_param(0x12)), r"^<cparam 'P' $0x0*12$>$")

@test.support.cpython_only
    def test_from_param_result_refcount(self):
        # Issue #99952
        import _ctypes_test
        from ctypes import PyDLL, c_int, c_void_p, py_object, Structure

class X(Structure):
            """This struct size is <= sizeof(void*)."""
            _fields_ = [("a", c_void_p)]

def __del__(self):
                trace.append(4)

@classmethod
            def from_param(cls, value):
                trace.append(2)
                return cls()

PyList_Append = PyDLL(_ctypes_test.__file__)._testfunc_pylist_append
        PyList_Append.restype = c_int
        PyList_Append.argtypes = [py_object, py_object, X]

trace = []
        trace.append(1)
        PyList_Append(trace, 3, "dummy")
        trace.append(5)

self.assertEqual(trace, [1, 2, 3, 4, 5])

class Y(Structure):
            """This struct size is > sizeof(void*)."""
            _fields_ = [("a", c_void_p), ("b", c_void_p)]

def __del__(self):
                trace.append(4)

@classmethod
            def from_param(cls, value):
                trace.append(2)
                return cls()

PyList_Append = PyDLL(_ctypes_test.__file__)._testfunc_pylist_append
        PyList_Append.restype = c_int
        PyList_Append.argtypes = [py_object, py_object, Y]

trace = []
        trace.append(1)
        PyList_Append(trace, 3, "dummy")
        trace.append(5)

self.assertEqual(trace, [1, 2, 3, 4, 5])

################################################################

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