def test_unsigned_integers(self):
"""
Tests we can encode and decode unsigned integers
"""
self._compare_avp(
avp.Unsigned32AVP(299, 1234),
memoryview(b'\x00\x00\x01+\x00\x00\x00\x0c\x00\x00\x04\xd2'))
with self.assertRaises(CodecException):
avp.Unsigned32AVP(299, -1234)
def test_addresses(self):
"""
Tests we can encode and decode addresses and handle invalid payloads
"""
# pylint:disable=expression-not-assigned
self._compare_avp(
avp.AddressAVP(257, '127.0.0.1'),
memoryview(b'\x00\x00\x01\x01\x00\x00\x00\x0e'
b'\x00\x01\x7f\x00\x00\x01\x00\x00'))
self._compare_avp(
avp.AddressAVP(257, '2001:db8::1'),
memoryview(b'\x00\x00\x01\x01\x00\x00\x00\x1a\x00\x02 \x01\r'
b'\xb8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
b'\x01\x00\x00'))
# Can't read invalid address type \x03
with self.assertRaises(CodecException):
avp.decode(b'\x00\x00\x01\x01\x00\x00\x00\x0e'
b'\x00\x03\x7f\x00\x00\x01\x00\x00').value
# Can't read too short IPV4
with self.assertRaises(CodecException):
avp.decode(b'\x00\x00\x01\x01\x00\x00\x00\x0e'
b'\x00\x01\x7f').value
# Can't read too short IPV6
with self.assertRaises(CodecException):
avp.decode(b'\x00\x00\x01\x01\x00\x00\x00\x0e'
b'\x00\x02\x7f\x00\x00\x01\x00\x00').value
# Cant encode non-ips
with self.assertRaises(CodecException):
avp.Unsigned32AVP(257, 'facebook.com')