def test_default_args(self):
prev = ipv4(proto=inet.IPPROTO_IGMP)
g = igmpv3_query()
prev.serialize(g, None)
buf = g.serialize(bytearray(), prev)
res = unpack_from(igmpv3_query._PACK_STR, six.binary_type(buf))
buf = bytearray(buf)
pack_into('!H', buf, 2, 0)
eq_(res[0], IGMP_TYPE_QUERY)
eq_(res[1], 100)
eq_(res[2], checksum(buf))
eq_(res[3], addrconv.ipv4.text_to_bin('0.0.0.0'))
eq_(res[4], 2)
eq_(res[5], 0)
eq_(res[6], 0)
# srcs without num
prev = ipv4(proto=inet.IPPROTO_IGMP)
srcs = ['192.168.1.1', '192.168.1.2', '192.168.1.3']
g = igmpv3_query(srcs=srcs)
prev.serialize(g, None)
buf = g.serialize(bytearray(), prev)
res = unpack_from(igmpv3_query._PACK_STR, six.binary_type(buf))
buf = bytearray(buf)
pack_into('!H', buf, 2, 0)
eq_(res[0], IGMP_TYPE_QUERY)
eq_(res[1], 100)
eq_(res[2], checksum(buf))
eq_(res[3], addrconv.ipv4.text_to_bin('0.0.0.0'))
eq_(res[4], 2)
eq_(res[5], 0)
eq_(res[6], len(srcs))
res = unpack_from('4s4s4s', six.binary_type(buf),
igmpv3_query._MIN_LEN)
eq_(res[0], addrconv.ipv4.text_to_bin(srcs[0]))
eq_(res[1], addrconv.ipv4.text_to_bin(srcs[1]))
eq_(res[2], addrconv.ipv4.text_to_bin(srcs[2]))
def setUp_with_srcs(self):
self.srcs = ['192.168.1.1', '192.168.1.2', '192.168.1.3']
self.num = len(self.srcs)
self.buf = pack(igmpv3_query._PACK_STR, self.msgtype,
self.maxresp, self.csum,
addrconv.ipv4.text_to_bin(self.address), self.s_qrv,
self.qqic, self.num)
for src in self.srcs:
self.buf += pack('4s', addrconv.ipv4.text_to_bin(src))
self.g = igmpv3_query(self.msgtype, self.maxresp, self.csum,
self.address, self.s_flg, self.qrv, self.qqic,
self.num, self.srcs)
def setUp(self):
self.msgtype = IGMP_TYPE_QUERY
self.maxresp = 100
self.csum = 0
self.address = '225.0.0.1'
self.s_flg = 0
self.qrv = 2
self.qqic = 10
self.num = 0
self.srcs = []
self.s_qrv = self.s_flg << 3 | self.qrv
self.buf = pack(igmpv3_query._PACK_STR, self.msgtype,
self.maxresp, self.csum,
addrconv.ipv4.text_to_bin(self.address), self.s_qrv,
self.qqic, self.num)
self.g = igmpv3_query(self.msgtype, self.maxresp, self.csum,
self.address, self.s_flg, self.qrv, self.qqic,
self.num, self.srcs)