diff options
Diffstat (limited to 'lib/python2.7/ctypes/test/test_pickling.py')
-rw-r--r-- | lib/python2.7/ctypes/test/test_pickling.py | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/lib/python2.7/ctypes/test/test_pickling.py b/lib/python2.7/ctypes/test/test_pickling.py deleted file mode 100644 index 136cbe9..0000000 --- a/lib/python2.7/ctypes/test/test_pickling.py +++ /dev/null @@ -1,83 +0,0 @@ -import unittest -import pickle -from ctypes import * -import _ctypes_test -dll = CDLL(_ctypes_test.__file__) - -class X(Structure): - _fields_ = [("a", c_int), ("b", c_double)] - init_called = 0 - def __init__(self, *args, **kw): - X.init_called += 1 - self.x = 42 - -class Y(X): - _fields_ = [("str", c_char_p)] - -class PickleTest(unittest.TestCase): - def dumps(self, item): - return pickle.dumps(item) - - def loads(self, item): - return pickle.loads(item) - - def test_simple(self): - for src in [ - c_int(42), - c_double(3.14), - ]: - dst = self.loads(self.dumps(src)) - self.assertEqual(src.__dict__, dst.__dict__) - self.assertEqual(memoryview(src).tobytes(), - memoryview(dst).tobytes()) - - def test_struct(self): - X.init_called = 0 - - x = X() - x.a = 42 - self.assertEqual(X.init_called, 1) - - y = self.loads(self.dumps(x)) - - # loads must NOT call __init__ - self.assertEqual(X.init_called, 1) - - # ctypes instances are identical when the instance __dict__ - # and the memory buffer are identical - self.assertEqual(y.__dict__, x.__dict__) - self.assertEqual(memoryview(y).tobytes(), - memoryview(x).tobytes()) - - def test_unpickable(self): - # ctypes objects that are pointers or contain pointers are - # unpickable. - self.assertRaises(ValueError, lambda: self.dumps(Y())) - - prototype = CFUNCTYPE(c_int) - - for item in [ - c_char_p(), - c_wchar_p(), - c_void_p(), - pointer(c_int(42)), - dll._testfunc_p_p, - prototype(lambda: 42), - ]: - self.assertRaises(ValueError, lambda: self.dumps(item)) - - def test_wchar(self): - pickle.dumps(c_char("x")) - # Issue 5049 - pickle.dumps(c_wchar(u"x")) - -class PickleTest_1(PickleTest): - def dumps(self, item): - return pickle.dumps(item, 1) - -class PickleTest_2(PickleTest): - def dumps(self, item): - return pickle.dumps(item, 2) - -if __name__ == "__main__": - unittest.main() |