def test_recursive_as_param(self):
from ctypes import c_int
class A(object):
pass
a = A()
a._as_parameter_ = a
with self.assertRaises(RuntimeError):
c_int.from_param(a)
def test_recursive_as_param(self):
from ctypes import c_int
class A(object):
pass
a = A()
a._as_parameter_ = a
with self.assertRaises(RuntimeError):
c_int.from_param(a)
def test_parameter_repr(self):
from ctypes import (
c_bool,
c_char,
c_wchar,
c_byte,
c_ubyte,
c_short,
c_ushort,
c_int,
c_uint,
c_long,
c_ulong,
c_longlong,
c_ulonglong,
c_float,
c_double,
c_longdouble,
c_char_p,
c_wchar_p,
c_void_p,
)
self.assertRegexpMatches(repr(c_bool.from_param(True)),
r"^<cparam '\?' at 0x[A-Fa-f0-9]+>$")
self.assertEqual(repr(c_char.from_param('a')), "<cparam 'c' ('a')>")
self.assertRegexpMatches(repr(c_wchar.from_param('a')),
r"^<cparam 'u' at 0x[A-Fa-f0-9]+>$")
self.assertEqual(repr(c_byte.from_param(98)), "<cparam 'b' (98)>")
self.assertEqual(repr(c_ubyte.from_param(98)), "<cparam 'B' (98)>")
self.assertEqual(repr(c_short.from_param(511)), "<cparam 'h' (511)>")
self.assertEqual(repr(c_ushort.from_param(511)), "<cparam 'H' (511)>")
self.assertRegexpMatches(repr(c_int.from_param(20000)),
r"^<cparam '[li]' \(20000\)>$")
self.assertRegexpMatches(repr(c_uint.from_param(20000)),
r"^<cparam '[LI]' \(20000\)>$")
self.assertRegexpMatches(repr(c_long.from_param(20000)),
r"^<cparam '[li]' \(20000\)>$")
self.assertRegexpMatches(repr(c_ulong.from_param(20000)),
r"^<cparam '[LI]' \(20000\)>$")
self.assertRegexpMatches(repr(c_longlong.from_param(20000)),
r"^<cparam '[liq]' \(20000\)>$")
self.assertRegexpMatches(repr(c_ulonglong.from_param(20000)),
r"^<cparam '[LIQ]' \(20000\)>$")
self.assertEqual(repr(c_float.from_param(1.5)), "<cparam 'f' (1.5)>")
self.assertEqual(repr(c_double.from_param(1.5)), "<cparam 'd' (1.5)>")
self.assertEqual(repr(c_double.from_param(1e300)),
"<cparam 'd' (1e+300)>")
self.assertRegexpMatches(
repr(c_longdouble.from_param(1.5)),
r"^<cparam ('d' \(1.5\)|'g' at 0x[A-Fa-f0-9]+)>$")
self.assertRegexpMatches(repr(c_char_p.from_param(b'hihi')),
"^<cparam 'z' \(0x[A-Fa-f0-9]+\)>$")
self.assertRegexpMatches(repr(c_wchar_p.from_param('hihi')),
"^<cparam 'Z' \(0x[A-Fa-f0-9]+\)>$")
self.assertRegexpMatches(repr(c_void_p.from_param(0x12)),
r"^<cparam 'P' \(0x0*12\)>$")
