self.test_unpack_from(cls=buffer)
def test_bool(self):
+ class ExplodingBool(object):
+ def __nonzero__(self):
+ raise IOError
for prefix in tuple("<>!=")+('',):
false = (), [], [], '', 0
true = [1], 'test', 5, -1, 0xffffffffL+1, 0xffffffff//2
self.assertFalse(prefix, msg='encoded bool is not one byte: %r'
%packed)
- for c in '\x01\x7f\xff\x0f\xf0':
- self.assertTrue(struct.unpack('>?', c)[0])
+ self.assertRaises(IOError, struct.pack, prefix + '?',
+ ExplodingBool())
+
+ for c in [b'\x01', b'\x7f', b'\xff', b'\x0f', b'\xf0']:
+ self.assertTrue(struct.unpack('>?', c)[0])
@unittest.skipUnless(IS32BIT, "Specific to 32bit machines")
def test_crasher(self):
static int
np_bool(char *p, PyObject *v, const formatdef *f)
{
- BOOL_TYPE y;
+ int y;
+ BOOL_TYPE x;
y = PyObject_IsTrue(v);
- memcpy(p, (char *)&y, sizeof y);
+ if (y < 0)
+ return -1;
+ x = y;
+ memcpy(p, (char *)&x, sizeof x);
return 0;
}
{
char y;
y = PyObject_IsTrue(v);
+ if (y < 0)
+ return -1;
memcpy(p, (char *)&y, sizeof y);
return 0;
}