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Merge 3.5 (ctypes)

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Victor Stinner 2015-07-29 14:36:03 +02:00
commit 245edd4d52
3 changed files with 32 additions and 0 deletions
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28
Lib/ctypes/test/test_bitfields.py
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@ -259,5 +259,33 @@ class BitFieldTest(unittest.TestCase):
x.a = 0xFEDCBA9876543211
self.assertEqual(x.a, 0xFEDCBA9876543211)
@need_symbol('c_uint32')
def test_uint32_swap_little_endian(self):
# Issue #23319
class Little(LittleEndianStructure):
_fields_ = [("a", c_uint32, 24),
("b", c_uint32, 4),
("c", c_uint32, 4)]
b = bytearray(4)
x = Little.from_buffer(b)
x.a = 0xabcdef
x.b = 1
x.c = 2
self.assertEqual(b, b'\xef\xcd\xab\x21')
@need_symbol('c_uint32')
def test_uint32_swap_big_endian(self):
# Issue #23319
class Big(BigEndianStructure):
_fields_ = [("a", c_uint32, 24),
("b", c_uint32, 4),
("c", c_uint32, 4)]
b = bytearray(4)
x = Big.from_buffer(b)
x.a = 0xabcdef
x.b = 1
x.c = 2
self.assertEqual(b, b'\xab\xcd\xef\x12')
if __name__ == "__main__":
unittest.main()