diff options
Diffstat (limited to 'test/test_ip4.py')
| -rw-r--r-- | test/test_ip4.py | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/test/test_ip4.py b/test/test_ip4.py index 831685150a2..a043be8b922 100644 --- a/test/test_ip4.py +++ b/test/test_ip4.py @@ -21,6 +21,7 @@ from vpp_ip_route import VppIpRoute, VppRoutePath, VppIpMRoute, \ from vpp_ip import VppIpAddress from vpp_sub_interface import VppSubInterface, VppDot1QSubint, VppDot1ADSubint from vpp_papi import VppEnum +from vpp_neighbor import VppNeighbor NUM_PKTS = 67 @@ -1918,12 +1919,19 @@ class TestIPv4Frag(VppTestCase): def test_frag_large_packets(self): """ Fragmentation of large packets """ + self.vapi.cli("adjacency counters enable") + p = (Ether(dst=self.src_if.local_mac, src=self.src_if.remote_mac) / IP(src=self.src_if.remote_ip4, dst=self.dst_if.remote_ip4) / UDP(sport=1234, dport=5678) / Raw()) self.extend_packet(p, 6000, "abcde") saved_payload = p[Raw].load + nbr = VppNeighbor(self, + self.dst_if.sw_if_index, + self.dst_if.remote_mac, + self.dst_if.remote_ip4).add_vpp_config() + # Force fragmentation by setting MTU of output interface # lower than packet size self.vapi.sw_interface_set_mtu(self.dst_if.sw_if_index, @@ -1937,6 +1945,9 @@ class TestIPv4Frag(VppTestCase): # cannot be larger then VPP buffer size (which is 2048) packets = self.dst_if.get_capture(3) + # we should show 3 packets thru the neighbor + self.assertEqual(3, nbr.get_stats()['packets']) + # Assume VPP sends the fragments in order payload = b'' for p in packets: |