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-rw-r--r--test/test_mpls.py20
1 files changed, 20 insertions, 0 deletions
diff --git a/test/test_mpls.py b/test/test_mpls.py
index 77cec429f5a..e3d013af4d6 100644
--- a/test/test_mpls.py
+++ b/test/test_mpls.py
@@ -771,6 +771,26 @@ class TestMPLS(VppTestCase):
rx = self.pg1.get_capture(packet_count)
self.verify_capture_ip4(self.pg1, rx, tx, ping_resp=1)
+ #
+ # Double pop
+ #
+ route_36_neos = VppMplsRoute(self, 36, 0,
+ [VppRoutePath("0.0.0.0",
+ 0xffffffff)])
+ route_36_neos.add_vpp_config()
+
+ self.vapi.cli("clear trace")
+ tx = self.create_stream_labelled_ip4(self.pg0, [36, 35],
+ ping=1, ip_itf=self.pg1)
+ self.pg0.add_stream(tx)
+
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+
+ rx = self.pg1.get_capture(len(tx))
+ self.verify_capture_ip4(self.pg1, rx, tx, ping_resp=1)
+
+ route_36_neos.remove_vpp_config()
route_35_eos.remove_vpp_config()
route_34_eos.remove_vpp_config()