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Name	Size	Permission	Date
__pycache__	[ DIR ]	drwxr-xr-x	2026-05-01 04:21
__init__.py	399 B	-rw-r--r--	2024-09-07 00:11
__main__.py	68 B	-rw-r--r--	2024-09-07 00:11
test_anon.py	2.48 KB	-rw-r--r--	2024-09-07 00:11
test_array_in_pointer.py	1.7 KB	-rw-r--r--	2024-09-07 00:11
test_arrays.py	7.33 KB	-rw-r--r--	2024-09-07 00:11
test_as_parameter.py	6.76 KB	-rw-r--r--	2024-09-07 00:11
test_bitfields.py	9.98 KB	-rw-r--r--	2024-09-07 00:11
test_buffers.py	2.55 KB	-rw-r--r--	2024-09-07 00:11
test_bytes.py	1.94 KB	-rw-r--r--	2024-09-07 00:11
test_byteswap.py	11.14 KB	-rw-r--r--	2024-09-07 00:11
test_callbacks.py	10.33 KB	-rw-r--r--	2024-09-07 00:11
test_cast.py	3.64 KB	-rw-r--r--	2024-09-07 00:11
test_cfuncs.py	7.5 KB	-rw-r--r--	2024-09-07 00:11
test_checkretval.py	968 B	-rw-r--r--	2024-09-07 00:11
test_delattr.py	533 B	-rw-r--r--	2024-09-07 00:11
test_errno.py	2.12 KB	-rw-r--r--	2024-09-07 00:11
test_find.py	4.33 KB	-rw-r--r--	2024-09-07 00:11
test_frombuffer.py	5.09 KB	-rw-r--r--	2024-09-07 00:11
test_funcptr.py	3.93 KB	-rw-r--r--	2024-09-07 00:11
test_functions.py	12.26 KB	-rw-r--r--	2024-09-07 00:11
test_incomplete.py	1023 B	-rw-r--r--	2024-09-07 00:11
test_init.py	1.01 KB	-rw-r--r--	2024-09-07 00:11
test_internals.py	2.57 KB	-rw-r--r--	2024-09-07 00:11
test_keeprefs.py	3.96 KB	-rw-r--r--	2024-09-07 00:11
test_libc.py	1005 B	-rw-r--r--	2024-09-07 00:11
test_loading.py	6.91 KB	-rw-r--r--	2024-09-07 00:11
test_macholib.py	2.07 KB	-rw-r--r--	2024-09-07 00:11
test_memfunctions.py	3.22 KB	-rw-r--r--	2024-09-07 00:11
test_numbers.py	9.3 KB	-rw-r--r--	2024-09-07 00:11
test_objects.py	1.64 KB	-rw-r--r--	2024-09-07 00:11
test_parameters.py	9.35 KB	-rw-r--r--	2024-09-07 00:11
test_pep3118.py	8.32 KB	-rw-r--r--	2024-09-07 00:11
test_pickling.py	2.17 KB	-rw-r--r--	2024-09-07 00:11
test_pointers.py	7.07 KB	-rw-r--r--	2024-09-07 00:11
test_prototypes.py	6.68 KB	-rw-r--r--	2024-09-07 00:11
test_python_api.py	2.8 KB	-rw-r--r--	2024-09-07 00:11
test_random_things.py	2.77 KB	-rw-r--r--	2024-09-07 00:11
test_refcounts.py	2.52 KB	-rw-r--r--	2024-09-07 00:11
test_repr.py	842 B	-rw-r--r--	2024-09-07 00:11
test_returnfuncptrs.py	2.83 KB	-rw-r--r--	2024-09-07 00:11
test_simplesubclasses.py	1.26 KB	-rw-r--r--	2024-09-07 00:11
test_sizes.py	804 B	-rw-r--r--	2024-09-07 00:11
test_slicing.py	5.88 KB	-rw-r--r--	2024-09-07 00:11
test_stringptr.py	2.48 KB	-rw-r--r--	2024-09-07 00:11
test_strings.py	7.13 KB	-rw-r--r--	2024-09-07 00:11
test_struct_fields.py	2.36 KB	-rw-r--r--	2024-09-07 00:11
test_structures.py	26.57 KB	-rw-r--r--	2024-09-07 00:11
test_unaligned_structures.py	1.11 KB	-rw-r--r--	2024-09-07 00:11
test_unicode.py	1.95 KB	-rw-r--r--	2024-09-07 00:11
test_values.py	3.78 KB	-rw-r--r--	2024-09-07 00:11
test_varsize_struct.py	1.8 KB	-rw-r--r--	2024-09-07 00:11
test_win32.py	4.91 KB	-rw-r--r--	2024-09-07 00:11
test_wintypes.py	1.36 KB	-rw-r--r--	2024-09-07 00:11

Rename

from ctypes import *
import contextlib
from test import support
import unittest
import sys

def callback_func(arg):
    42 / arg
    raise ValueError(arg)

@unittest.skipUnless(sys.platform == "win32", 'Windows-specific test')
class call_function_TestCase(unittest.TestCase):
    # _ctypes.call_function is deprecated and private, but used by
    # Gary Bishp's readline module.  If we have it, we must test it as well.

def test(self):
        from _ctypes import call_function
        windll.kernel32.LoadLibraryA.restype = c_void_p
        windll.kernel32.GetProcAddress.argtypes = c_void_p, c_char_p
        windll.kernel32.GetProcAddress.restype = c_void_p

hdll = windll.kernel32.LoadLibraryA(b"kernel32")
        funcaddr = windll.kernel32.GetProcAddress(hdll, b"GetModuleHandleA")

self.assertEqual(call_function(funcaddr, (None,)),
                             windll.kernel32.GetModuleHandleA(None))

class CallbackTracbackTestCase(unittest.TestCase):
    # When an exception is raised in a ctypes callback function, the C
    # code prints a traceback.
    #
    # This test makes sure the exception types *and* the exception
    # value is printed correctly.
    #
    # Changed in 0.9.3: No longer is '(in callback)' prepended to the
    # error message - instead an additional frame for the C code is
    # created, then a full traceback printed.  When SystemExit is
    # raised in a callback function, the interpreter exits.

@contextlib.contextmanager
    def expect_unraisable(self, exc_type, exc_msg=None):
        with support.catch_unraisable_exception() as cm:
            yield

self.assertIsInstance(cm.unraisable.exc_value, exc_type)
            if exc_msg is not None:
                self.assertEqual(str(cm.unraisable.exc_value), exc_msg)
            self.assertEqual(cm.unraisable.err_msg,
                             "Exception ignored on calling ctypes "
                             "callback function")
            self.assertIs(cm.unraisable.object, callback_func)

def test_ValueError(self):
        cb = CFUNCTYPE(c_int, c_int)(callback_func)
        with self.expect_unraisable(ValueError, '42'):
            cb(42)

def test_IntegerDivisionError(self):
        cb = CFUNCTYPE(c_int, c_int)(callback_func)
        with self.expect_unraisable(ZeroDivisionError):
            cb(0)

def test_FloatDivisionError(self):
        cb = CFUNCTYPE(c_int, c_double)(callback_func)
        with self.expect_unraisable(ZeroDivisionError):
            cb(0.0)

def test_TypeErrorDivisionError(self):
        cb = CFUNCTYPE(c_int, c_char_p)(callback_func)
        err_msg = "unsupported operand type(s) for /: 'int' and 'bytes'"
        with self.expect_unraisable(TypeError, err_msg):
            cb(b"spam")

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