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Name	Size	Permission
__pycache__	[ DIR ]	drwxr-xr-x
__init__.py	399 B	-rw-r--r--
__main__.py	68 B	-rw-r--r--
test_anon.py	2 KB	-rw-r--r--
test_array_in_pointer.py	1.7 KB	-rw-r--r--
test_arrays.py	5.64 KB	-rw-r--r--
test_as_parameter.py	6.61 KB	-rw-r--r--
test_bitfields.py	9.84 KB	-rw-r--r--
test_buffers.py	2.23 KB	-rw-r--r--
test_bytes.py	1.88 KB	-rw-r--r--
test_byteswap.py	11.14 KB	-rw-r--r--
test_callbacks.py	9.31 KB	-rw-r--r--
test_cast.py	3.11 KB	-rw-r--r--
test_cfuncs.py	7.5 KB	-rw-r--r--
test_checkretval.py	968 B	-rw-r--r--
test_delattr.py	533 B	-rw-r--r--
test_errno.py	2.25 KB	-rw-r--r--
test_find.py	2.1 KB	-rw-r--r--
test_frombuffer.py	4.59 KB	-rw-r--r--
test_funcptr.py	3.82 KB	-rw-r--r--
test_functions.py	12.26 KB	-rw-r--r--
test_incomplete.py	1023 B	-rw-r--r--
test_init.py	1.01 KB	-rw-r--r--
test_internals.py	2.57 KB	-rw-r--r--
test_keeprefs.py	3.96 KB	-rw-r--r--
test_libc.py	1005 B	-rw-r--r--
test_loading.py	4.52 KB	-rw-r--r--
test_macholib.py	1.79 KB	-rw-r--r--
test_memfunctions.py	3.22 KB	-rw-r--r--
test_numbers.py	9.07 KB	-rw-r--r--
test_objects.py	1.64 KB	-rw-r--r--
test_parameters.py	6.05 KB	-rw-r--r--
test_pep3118.py	7.65 KB	-rw-r--r--
test_pickling.py	2.17 KB	-rw-r--r--
test_pointers.py	6.95 KB	-rw-r--r--
test_prototypes.py	6.68 KB	-rw-r--r--
test_python_api.py	2.8 KB	-rw-r--r--
test_random_things.py	2.76 KB	-rw-r--r--
test_refcounts.py	2.52 KB	-rw-r--r--
test_repr.py	842 B	-rw-r--r--
test_returnfuncptrs.py	2.83 KB	-rw-r--r--
test_simplesubclasses.py	1.26 KB	-rw-r--r--
test_sizes.py	815 B	-rw-r--r--
test_slicing.py	5.88 KB	-rw-r--r--
test_stringptr.py	2.48 KB	-rw-r--r--
test_strings.py	6.97 KB	-rw-r--r--
test_struct_fields.py	1.47 KB	-rw-r--r--
test_structures.py	16.24 KB	-rw-r--r--
test_unaligned_structures.py	1.19 KB	-rw-r--r--
test_unicode.py	1.72 KB	-rw-r--r--
test_values.py	3.75 KB	-rw-r--r--
test_varsize_struct.py	1.8 KB	-rw-r--r--
test_win32.py	5.16 KB	-rw-r--r--
test_wintypes.py	1.43 KB	-rw-r--r--

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