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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_memfunctions.py

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

class MemFunctionsTest(unittest.TestCase):
    @unittest.skip('test disabled')
    def test_overflow(self):
        # string_at and wstring_at must use the Python calling
        # convention (which acquires the GIL and checks the Python
        # error flag).  Provoke an error and catch it; see also issue
        # #3554: <http://bugs.python.org/issue3554>
        self.assertRaises((OverflowError, MemoryError, SystemError),
                          lambda: wstring_at(u"foo", sys.maxint - 1))
        self.assertRaises((OverflowError, MemoryError, SystemError),
                          lambda: string_at("foo", sys.maxint - 1))

def test_memmove(self):
        # large buffers apparently increase the chance that the memory
        # is allocated in high address space.
        a = create_string_buffer(1000000)
        p = b"Hello, World"
        result = memmove(a, p, len(p))
        self.assertEqual(a.value, b"Hello, World")

self.assertEqual(string_at(result), b"Hello, World")
        self.assertEqual(string_at(result, 5), b"Hello")
        self.assertEqual(string_at(result, 16), b"Hello, World\0\0\0\0")
        self.assertEqual(string_at(result, 0), b"")

def test_memset(self):
        a = create_string_buffer(1000000)
        result = memset(a, ord('x'), 16)
        self.assertEqual(a.value, b"xxxxxxxxxxxxxxxx")

self.assertEqual(string_at(result), b"xxxxxxxxxxxxxxxx")
        self.assertEqual(string_at(a), b"xxxxxxxxxxxxxxxx")
        self.assertEqual(string_at(a, 20), b"xxxxxxxxxxxxxxxx\0\0\0\0")

def test_cast(self):
        a = (c_ubyte * 32)(*map(ord, "abcdef"))
        self.assertEqual(cast(a, c_char_p).value, b"abcdef")
        self.assertEqual(cast(a, POINTER(c_byte))[:7],
                             [97, 98, 99, 100, 101, 102, 0])
        self.assertEqual(cast(a, POINTER(c_byte))[:7:],
                             [97, 98, 99, 100, 101, 102, 0])
        self.assertEqual(cast(a, POINTER(c_byte))[6:-1:-1],
                             [0, 102, 101, 100, 99, 98, 97])
        self.assertEqual(cast(a, POINTER(c_byte))[:7:2],
                             [97, 99, 101, 0])
        self.assertEqual(cast(a, POINTER(c_byte))[:7:7],
                             [97])

@support.refcount_test
    def test_string_at(self):
        s = string_at(b"foo bar")
        # XXX The following may be wrong, depending on how Python
        # manages string instances
        self.assertEqual(2, sys.getrefcount(s))
        self.assertTrue(s, "foo bar")

self.assertEqual(string_at(b"foo bar", 7), b"foo bar")
        self.assertEqual(string_at(b"foo bar", 3), b"foo")

@need_symbol('create_unicode_buffer')
    def test_wstring_at(self):
        p = create_unicode_buffer("Hello, World")
        a = create_unicode_buffer(1000000)
        result = memmove(a, p, len(p) * sizeof(c_wchar))
        self.assertEqual(a.value, "Hello, World")

self.assertEqual(wstring_at(a), "Hello, World")
        self.assertEqual(wstring_at(a, 5), "Hello")
        self.assertEqual(wstring_at(a, 16), "Hello, World\0\0\0\0")
        self.assertEqual(wstring_at(a, 0), "")

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

${this.title}

Code Editor : test_memfunctions.py