""" BFD tests """
from __future__ import division
-import unittest
-import hashlib
+
import binascii
+import hashlib
import time
-from struct import pack, unpack
+import unittest
from random import randint, shuffle, getrandbits
from socket import AF_INET, AF_INET6, inet_ntop
-from scapy.packet import Raw
-from scapy.layers.l2 import Ether
+from struct import pack, unpack
+
+import six
from scapy.layers.inet import UDP, IP
from scapy.layers.inet6 import IPv6
+from scapy.layers.l2 import Ether
+from scapy.packet import Raw
+
from bfd import VppBFDAuthKey, BFD, BFDAuthType, VppBFDUDPSession, \
BFDDiagCode, BFDState, BFD_vpp_echo
from framework import VppTestCase, VppTestRunner, running_extended_tests
-from vpp_pg_interface import CaptureTimeoutError, is_ipv6_misc
-from vpp_lo_interface import VppLoInterface
from util import ppp
-from vpp_papi_provider import UnexpectedApiReturnValueError
from vpp_ip import DpoProto
from vpp_ip_route import VppIpRoute, VppRoutePath
+from vpp_lo_interface import VppLoInterface
+from vpp_papi_provider import UnexpectedApiReturnValueError
+from vpp_pg_interface import CaptureTimeoutError, is_ipv6_misc
USEC_IN_SEC = 1000000
session = VppBFDUDPSession(self, self.pg0, self.pg0.remote_ip4)
session.add_vpp_config()
- with self.vapi.expect_negative_api_retval():
+ with self.vapi.assert_negative_api_retval():
session.add_vpp_config()
session.remove_vpp_config()
def verify_event(test, event, expected_state):
""" Verify correctness of event values. """
e = event
- test.logger.debug("BFD: Event: %s" % repr(e))
+ test.logger.debug("BFD: Event: %s" % six.reprlib(e))
test.assert_equal(e.sw_if_index,
test.vpp_session.interface.sw_if_index,
"BFD interface index")