Signed-off-by: Yuichi Ito <[email protected]>
---
ryu/lib/packet/igmp.py | 3 ++-
ryu/tests/unit/packet/test_igmp.py | 9 +++++++++
2 files changed, 11 insertions(+), 1 deletion(-)
diff --git a/ryu/lib/packet/igmp.py b/ryu/lib/packet/igmp.py
index 2b9485b..88eab85 100644
--- a/ryu/lib/packet/igmp.py
+++ b/ryu/lib/packet/igmp.py
@@ -90,7 +90,8 @@ class igmp(packet_base.PacketBase):
_PACK_STR = '!BBH4s'
_MIN_LEN = struct.calcsize(_PACK_STR)
- def __init__(self, msgtype, maxresp, csum, address):
+ def __init__(self, msgtype=IGMP_TYPE_QUERY, maxresp=0, csum=0,
+ address='0.0.0.0'):
super(igmp, self).__init__()
self.msgtype = msgtype
self.maxresp = maxresp
diff --git a/ryu/tests/unit/packet/test_igmp.py
b/ryu/tests/unit/packet/test_igmp.py
index e5a810b..f5a49fe 100644
--- a/ryu/tests/unit/packet/test_igmp.py
+++ b/ryu/tests/unit/packet/test_igmp.py
@@ -145,3 +145,12 @@ class Test_igmp(unittest.TestCase):
def test_malformed_igmp(self):
m_short_buf = self.buf[1:igmp._MIN_LEN]
igmp.parser(m_short_buf)
+
+ def test_default_args(self):
+ ig = igmp()
+ buf = ig.serialize(bytearray(), None)
+ res = unpack_from(igmp._PACK_STR, str(buf))
+
+ eq_(res[0], 0x11)
+ eq_(res[1], 0)
+ eq_(res[3], addrconv.ipv4.text_to_bin('0.0.0.0'))
--
1.7.10.4
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