Gecko [ edgpens.lpkmn.gov.my ]

Name	Size	Permission
__pycache__	[ DIR ]	drwxrwxrwx
__init__.py	461 B	-rw-rw-rw-
__main__.py	72 B	-rw-rw-rw-
test_anon.py	2.55 KB	-rw-rw-rw-
test_array_in_pointer.py	1.76 KB	-rw-rw-rw-
test_arrays.py	7.56 KB	-rw-rw-rw-
test_as_parameter.py	6.98 KB	-rw-rw-rw-
test_bitfields.py	10.4 KB	-rw-rw-rw-
test_buffers.py	2.62 KB	-rw-rw-rw-
test_bytes.py	2 KB	-rw-rw-rw-
test_byteswap.py	11.45 KB	-rw-rw-rw-
test_callbacks.py	10.64 KB	-rw-rw-rw-
test_cast.py	3.74 KB	-rw-rw-rw-
test_cfuncs.py	7.71 KB	-rw-rw-rw-
test_checkretval.py	1004 B	-rw-rw-rw-
test_delattr.py	554 B	-rw-rw-rw-
test_errno.py	2.19 KB	-rw-rw-rw-
test_find.py	4.48 KB	-rw-rw-rw-
test_frombuffer.py	5.23 KB	-rw-rw-rw-
test_funcptr.py	4.06 KB	-rw-rw-rw-
test_functions.py	12.59 KB	-rw-rw-rw-
test_incomplete.py	1.04 KB	-rw-rw-rw-
test_init.py	1.05 KB	-rw-rw-rw-
test_internals.py	2.67 KB	-rw-rw-rw-
test_keeprefs.py	4.11 KB	-rw-rw-rw-
test_libc.py	1.01 KB	-rw-rw-rw-
test_loading.py	7.15 KB	-rw-rw-rw-
test_macholib.py	2.14 KB	-rw-rw-rw-
test_memfunctions.py	3.29 KB	-rw-rw-rw-
test_numbers.py	9.54 KB	-rw-rw-rw-
test_objects.py	1.7 KB	-rw-rw-rw-
test_parameters.py	9.59 KB	-rw-rw-rw-
test_pep3118.py	8.54 KB	-rw-rw-rw-
test_pickling.py	2.25 KB	-rw-rw-rw-
test_pointers.py	7.29 KB	-rw-rw-rw-
test_prototypes.py	6.9 KB	-rw-rw-rw-
test_python_api.py	2.79 KB	-rw-rw-rw-
test_random_things.py	2.84 KB	-rw-rw-rw-
test_refcounts.py	2.61 KB	-rw-rw-rw-
test_repr.py	871 B	-rw-rw-rw-
test_returnfuncptrs.py	2.89 KB	-rw-rw-rw-
test_simplesubclasses.py	1.31 KB	-rw-rw-rw-
test_sizes.py	837 B	-rw-rw-rw-
test_slicing.py	6.05 KB	-rw-rw-rw-
test_stringptr.py	2.61 KB	-rw-rw-rw-
test_strings.py	7.36 KB	-rw-rw-rw-
test_struct_fields.py	2.64 KB	-rw-rw-rw-
test_structures.py	27.58 KB	-rw-rw-rw-
test_unaligned_structures.py	1.16 KB	-rw-rw-rw-
test_unicode.py	2.01 KB	-rw-rw-rw-
test_values.py	3.88 KB	-rw-rw-rw-
test_varsize_struct.py	1.85 KB	-rw-rw-rw-
test_win32.py	5.04 KB	-rw-rw-rw-
test_wintypes.py	1.41 KB	-rw-rw-rw-

Name

Size

Permission

Action

__pycache__

[ DIR ]

drwxrwxrwx

__init__.py

461 B

-rw-rw-rw-

__main__.py

72 B

-rw-rw-rw-

test_anon.py

2.55 KB

-rw-rw-rw-

test_array_in_pointer.py

1.76 KB

-rw-rw-rw-

test_arrays.py

7.56 KB

-rw-rw-rw-

test_as_parameter.py

6.98 KB

-rw-rw-rw-

test_bitfields.py

10.4 KB

-rw-rw-rw-

test_buffers.py

2.62 KB

-rw-rw-rw-

test_bytes.py

2 KB

-rw-rw-rw-

test_byteswap.py

11.45 KB

-rw-rw-rw-

test_callbacks.py

10.64 KB

-rw-rw-rw-

test_cast.py

3.74 KB

-rw-rw-rw-

test_cfuncs.py

7.71 KB

-rw-rw-rw-

test_checkretval.py

1004 B

-rw-rw-rw-

test_delattr.py

554 B

-rw-rw-rw-

test_errno.py

2.19 KB

-rw-rw-rw-

test_find.py

4.48 KB

-rw-rw-rw-

test_frombuffer.py

5.23 KB

-rw-rw-rw-

test_funcptr.py

4.06 KB

-rw-rw-rw-

test_functions.py

12.59 KB

-rw-rw-rw-

test_incomplete.py

1.04 KB

-rw-rw-rw-

test_init.py

1.05 KB

-rw-rw-rw-

test_internals.py

2.67 KB

-rw-rw-rw-

test_keeprefs.py

4.11 KB

-rw-rw-rw-

test_libc.py

1.01 KB

-rw-rw-rw-

test_loading.py

7.15 KB

-rw-rw-rw-

test_macholib.py

2.14 KB

-rw-rw-rw-

test_memfunctions.py

3.29 KB

-rw-rw-rw-

test_numbers.py

9.54 KB

-rw-rw-rw-

test_objects.py

1.7 KB

-rw-rw-rw-

test_parameters.py

9.59 KB

-rw-rw-rw-

test_pep3118.py

8.54 KB

-rw-rw-rw-

test_pickling.py

2.25 KB

-rw-rw-rw-

test_pointers.py

7.29 KB

-rw-rw-rw-

test_prototypes.py

6.9 KB

-rw-rw-rw-

test_python_api.py

2.79 KB

-rw-rw-rw-

test_random_things.py

2.84 KB

-rw-rw-rw-

test_refcounts.py

2.61 KB

-rw-rw-rw-

test_repr.py

871 B

-rw-rw-rw-

test_returnfuncptrs.py

2.89 KB

-rw-rw-rw-

test_simplesubclasses.py

1.31 KB

-rw-rw-rw-

test_sizes.py

837 B

-rw-rw-rw-

test_slicing.py

6.05 KB

-rw-rw-rw-

test_stringptr.py

2.61 KB

-rw-rw-rw-

test_strings.py

7.36 KB

-rw-rw-rw-

test_struct_fields.py

2.64 KB

-rw-rw-rw-

test_structures.py

27.58 KB

-rw-rw-rw-

test_unaligned_structures.py

1.16 KB

-rw-rw-rw-

test_unicode.py

2.01 KB

-rw-rw-rw-

test_values.py

3.88 KB

-rw-rw-rw-

test_varsize_struct.py

1.85 KB

-rw-rw-rw-

test_win32.py

5.04 KB

-rw-rw-rw-

test_wintypes.py

1.41 KB

-rw-rw-rw-

Code Editor : test_returnfuncptrs.py

import unittest
from ctypes import *

import _ctypes_test

class ReturnFuncPtrTestCase(unittest.TestCase):

def test_with_prototype(self):
        # The _ctypes_test shared lib/dll exports quite some functions for testing.
        # The get_strchr function returns a *pointer* to the C strchr function.
        dll = CDLL(_ctypes_test.__file__)
        get_strchr = dll.get_strchr
        get_strchr.restype = CFUNCTYPE(c_char_p, c_char_p, c_char)
        strchr = get_strchr()
        self.assertEqual(strchr(b"abcdef", b"b"), b"bcdef")
        self.assertEqual(strchr(b"abcdef", b"x"), None)
        self.assertEqual(strchr(b"abcdef", 98), b"bcdef")
        self.assertEqual(strchr(b"abcdef", 107), None)
        self.assertRaises(ArgumentError, strchr, b"abcdef", 3.0)
        self.assertRaises(TypeError, strchr, b"abcdef")

def test_without_prototype(self):
        dll = CDLL(_ctypes_test.__file__)
        get_strchr = dll.get_strchr
        # the default 'c_int' would not work on systems where sizeof(int) != sizeof(void *)
        get_strchr.restype = c_void_p
        addr = get_strchr()
        # _CFuncPtr instances are now callable with an integer argument
        # which denotes a function address:
        strchr = CFUNCTYPE(c_char_p, c_char_p, c_char)(addr)
        self.assertTrue(strchr(b"abcdef", b"b"), "bcdef")
        self.assertEqual(strchr(b"abcdef", b"x"), None)
        self.assertRaises(ArgumentError, strchr, b"abcdef", 3.0)
        self.assertRaises(TypeError, strchr, b"abcdef")

def test_from_dll(self):
        dll = CDLL(_ctypes_test.__file__)
        # _CFuncPtr instances are now callable with a tuple argument
        # which denotes a function name and a dll:
        strchr = CFUNCTYPE(c_char_p, c_char_p, c_char)(("my_strchr", dll))
        self.assertTrue(strchr(b"abcdef", b"b"), "bcdef")
        self.assertEqual(strchr(b"abcdef", b"x"), None)
        self.assertRaises(ArgumentError, strchr, b"abcdef", 3.0)
        self.assertRaises(TypeError, strchr, b"abcdef")

# Issue 6083: Reference counting bug
    def test_from_dll_refcount(self):
        class BadSequence(tuple):
            def __getitem__(self, key):
                if key == 0:
                    return "my_strchr"
                if key == 1:
                    return CDLL(_ctypes_test.__file__)
                raise IndexError

# _CFuncPtr instances are now callable with a tuple argument
        # which denotes a function name and a dll:
        strchr = CFUNCTYPE(c_char_p, c_char_p, c_char)(
                BadSequence(("my_strchr", CDLL(_ctypes_test.__file__))))
        self.assertTrue(strchr(b"abcdef", b"b"), "bcdef")
        self.assertEqual(strchr(b"abcdef", b"x"), None)
        self.assertRaises(ArgumentError, strchr, b"abcdef", 3.0)
        self.assertRaises(TypeError, strchr, b"abcdef")

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

${this.title}

Code Editor : test_returnfuncptrs.py