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📁 ..
📄 __init__.py(399 B)
📄 __main__.py(68 B)
📁 __pycache__
📄 test_anon.py(2.48 KB)
📄 test_array_in_pointer.py(1.7 KB)
📄 test_arrays.py(7.33 KB)
📄 test_as_parameter.py(6.76 KB)
📄 test_bitfields.py(9.98 KB)
📄 test_buffers.py(2.55 KB)
📄 test_bytes.py(1.94 KB)
📄 test_byteswap.py(11.14 KB)
📄 test_callbacks.py(10.33 KB)
📄 test_cast.py(3.64 KB)
📄 test_cfuncs.py(7.5 KB)
📄 test_checkretval.py(968 B)
📄 test_delattr.py(533 B)
📄 test_errno.py(2.12 KB)
📄 test_find.py(4.33 KB)
📄 test_frombuffer.py(5.09 KB)
📄 test_funcptr.py(3.93 KB)
📄 test_functions.py(12.26 KB)
📄 test_incomplete.py(1023 B)
📄 test_init.py(1.01 KB)
📄 test_internals.py(2.57 KB)
📄 test_keeprefs.py(3.96 KB)
📄 test_libc.py(1005 B)
📄 test_loading.py(6.91 KB)
📄 test_macholib.py(2.07 KB)
📄 test_memfunctions.py(3.22 KB)
📄 test_numbers.py(9.3 KB)
📄 test_objects.py(1.64 KB)
📄 test_parameters.py(9.35 KB)
📄 test_pep3118.py(8.32 KB)
📄 test_pickling.py(2.17 KB)
📄 test_pointers.py(7.07 KB)
📄 test_prototypes.py(6.68 KB)
📄 test_python_api.py(2.8 KB)
📄 test_random_things.py(2.77 KB)
📄 test_refcounts.py(2.52 KB)
📄 test_repr.py(842 B)
📄 test_returnfuncptrs.py(2.83 KB)
📄 test_simplesubclasses.py(1.26 KB)
📄 test_sizes.py(804 B)
📄 test_slicing.py(5.88 KB)
📄 test_stringptr.py(2.48 KB)
📄 test_strings.py(7.13 KB)
📄 test_struct_fields.py(2.36 KB)
📄 test_structures.py(26.57 KB)
📄 test_unaligned_structures.py(1.11 KB)
📄 test_unicode.py(1.95 KB)
📄 test_values.py(3.78 KB)
📄 test_varsize_struct.py(1.8 KB)
📄 test_win32.py(4.91 KB)
📄 test_wintypes.py(1.36 KB)

Editing: test_keeprefs.py

from ctypes import *
import unittest

class SimpleTestCase(unittest.TestCase):
    def test_cint(self):
        x = c_int()
        self.assertEqual(x._objects, None)
        x.value = 42
        self.assertEqual(x._objects, None)
        x = c_int(99)
        self.assertEqual(x._objects, None)

def test_ccharp(self):
        x = c_char_p()
        self.assertEqual(x._objects, None)
        x.value = b"abc"
        self.assertEqual(x._objects, b"abc")
        x = c_char_p(b"spam")
        self.assertEqual(x._objects, b"spam")

class StructureTestCase(unittest.TestCase):
    def test_cint_struct(self):
        class X(Structure):
            _fields_ = [("a", c_int),
                        ("b", c_int)]

x = X()
        self.assertEqual(x._objects, None)
        x.a = 42
        x.b = 99
        self.assertEqual(x._objects, None)

def test_ccharp_struct(self):
        class X(Structure):
            _fields_ = [("a", c_char_p),
                        ("b", c_char_p)]
        x = X()
        self.assertEqual(x._objects, None)

x.a = b"spam"
        x.b = b"foo"
        self.assertEqual(x._objects, {"0": b"spam", "1": b"foo"})

def test_struct_struct(self):
        class POINT(Structure):
            _fields_ = [("x", c_int), ("y", c_int)]
        class RECT(Structure):
            _fields_ = [("ul", POINT), ("lr", POINT)]

r = RECT()
        r.ul.x = 0
        r.ul.y = 1
        r.lr.x = 2
        r.lr.y = 3
        self.assertEqual(r._objects, None)

r = RECT()
        pt = POINT(1, 2)
        r.ul = pt
        self.assertEqual(r._objects, {'0': {}})
        r.ul.x = 22
        r.ul.y = 44
        self.assertEqual(r._objects, {'0': {}})
        r.lr = POINT()
        self.assertEqual(r._objects, {'0': {}, '1': {}})

class ArrayTestCase(unittest.TestCase):
    def test_cint_array(self):
        INTARR = c_int * 3

ia = INTARR()
        self.assertEqual(ia._objects, None)
        ia[0] = 1
        ia[1] = 2
        ia[2] = 3
        self.assertEqual(ia._objects, None)

class X(Structure):
            _fields_ = [("x", c_int),
                        ("a", INTARR)]

x = X()
        x.x = 1000
        x.a[0] = 42
        x.a[1] = 96
        self.assertEqual(x._objects, None)
        x.a = ia
        self.assertEqual(x._objects, {'1': {}})

class PointerTestCase(unittest.TestCase):
    def test_p_cint(self):
        i = c_int(42)
        x = pointer(i)
        self.assertEqual(x._objects, {'1': i})

class DeletePointerTestCase(unittest.TestCase):
    @unittest.skip('test disabled')
    def test_X(self):
        class X(Structure):
            _fields_ = [("p", POINTER(c_char_p))]
        x = X()
        i = c_char_p("abc def")
        from sys import getrefcount as grc
        print("2?", grc(i))
        x.p = pointer(i)
        print("3?", grc(i))
        for i in range(320):
            c_int(99)
            x.p[0]
        print(x.p[0])
##        del x
##        print "2?", grc(i)
##        del i
        import gc
        gc.collect()
        for i in range(320):
            c_int(99)
            x.p[0]
        print(x.p[0])
        print(x.p.contents)
##        print x._objects

x.p[0] = "spam spam"
##        print x.p[0]
        print("+" * 42)
        print(x._objects)

class PointerToStructure(unittest.TestCase):
    def test(self):
        class POINT(Structure):
            _fields_ = [("x", c_int), ("y", c_int)]
        class RECT(Structure):
            _fields_ = [("a", POINTER(POINT)),
                        ("b", POINTER(POINT))]
        r = RECT()
        p1 = POINT(1, 2)

r.a = pointer(p1)
        r.b = pointer(p1)
##        from pprint import pprint as pp
##        pp(p1._objects)
##        pp(r._objects)

r.a[0].x = 42
        r.a[0].y = 99

# to avoid leaking when tests are run several times
        # clean up the types left in the cache.
        from ctypes import _pointer_type_cache
        del _pointer_type_cache[POINT]

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

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Editing: test_keeprefs.py

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