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Add wait_until for ARP population on linkflap testcase in test_voq_nbr.py #19344

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Add wait_until for ARP population on linkflap testcase in test_voq_nbr.py #19344

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[test_voq_nbr.py] Add wait_until for ARP population on linkflap
Javier-Tan Jul 2, 2025
f4c33bf
[test_voq_nbr.py] Move neighbor in ARP check to after all neighbors a…
Javier-Tan Jul 3, 2025
6ef219b
[test_voq_nbr.py] Fix logging typo in assert
Javier-Tan Jul 3, 2025
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6 changes: 6 additions & 0 deletions tests/voq/test_voq_nbr.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1130,8 +1130,14 @@ def test_front_panel_linkflap_port(self, duthosts, enum_rand_one_per_hwsku_front
fanout, fanport = fanout_switch_port_lookup(fanouthosts, per_host.hostname, lport)
self.linkflap_up(fanout, fanport, per_host, lport)

# Check that all neighbors are repopulated in ARP after ping before checking for neighbor presence
for neighbor in neighbors:
sonic_ping(asic, neighbor)

pytest_assert(wait_until(60, 2, 0, check_arptable_state_for_nbrs, per_host, asic, neighbors, "REACHABLE"),
"STATE for neighbors {} did not change to reachable".format(neighbors))

for neighbor in neighbors:
check_one_neighbor_present(duthosts, per_host, asic, neighbor, nbrhosts, all_cfg_facts)


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