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authorNeale Ranns <nranns@cisco.com>2017-02-03 04:34:01 -0800
committerDamjan Marion <dmarion.lists@gmail.com>2017-02-03 14:32:36 +0000
commit9bea8fb0b0b6377fbead21f4ff6bceb50080329e (patch)
tree0efd35bfa512e0357b02c34cbc32d3652f883105 /test/test_ip_mcast.py
parent3b46cba8f4e909bc363403c6c92215159abb2f11 (diff)
Next node frame over-flow after replication
Change-Id: I25077dd0739787de4f7512e5a70a62e8c34c28e4 Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'test/test_ip_mcast.py')
-rw-r--r--test/test_ip_mcast.py16
1 files changed, 12 insertions, 4 deletions
diff --git a/test/test_ip_mcast.py b/test/test_ip_mcast.py
index 028853d2809..9b668e42fca 100644
--- a/test/test_ip_mcast.py
+++ b/test/test_ip_mcast.py
@@ -29,6 +29,14 @@ class MRouteEntryFlags:
MFIB_ENTRY_FLAG_CONNECTED = 4
MFIB_ENTRY_FLAG_INHERIT_ACCEPT = 8
+#
+# The number of packets sent is set to 90 so that when we replicate more than 3
+# times, which we do for some entries, we will generate more than 256 packets
+# to the next node in the VLIB graph. Thus we are testing the code's correctness
+# handling this over-flow
+#
+N_PKTS_IN_STREAM = 90
+
class TestIPMcast(VppTestCase):
""" IP Multicast Test Case """
@@ -49,7 +57,7 @@ class TestIPMcast(VppTestCase):
def create_stream_ip4(self, src_if, src_ip, dst_ip):
pkts = []
- for i in range(0, 65):
+ for i in range(0, N_PKTS_IN_STREAM):
info = self.create_packet_info(src_if, src_if)
payload = self.info_to_payload(info)
p = (Ether(dst=src_if.local_mac, src=src_if.remote_mac) /
@@ -62,7 +70,7 @@ class TestIPMcast(VppTestCase):
def create_stream_ip6(self, src_if, src_ip, dst_ip):
pkts = []
- for i in range(0, 65):
+ for i in range(0, N_PKTS_IN_STREAM):
info = self.create_packet_info(src_if, src_if)
payload = self.info_to_payload(info)
p = (Ether(dst=src_if.local_mac, src=src_if.remote_mac) /
@@ -82,7 +90,7 @@ class TestIPMcast(VppTestCase):
return capture
def verify_capture_ip4(self, src_if, sent):
- rxd = self.pg1.get_capture(65)
+ rxd = self.pg1.get_capture(N_PKTS_IN_STREAM)
try:
capture = self.verify_filter(rxd, sent)
@@ -112,7 +120,7 @@ class TestIPMcast(VppTestCase):
raise
def verify_capture_ip6(self, src_if, sent):
- capture = self.pg1.get_capture(65)
+ capture = self.pg1.get_capture(N_PKTS_IN_STREAM)
self.assertEqual(len(capture), len(sent))