[tests]:Add unittest for MACsec on p2p establishment (sonic-net#771)

Signed-off-by: Ze Gan <[email protected]>

Author: Pterosaur

tests/BCM56850.pl

@@ -653,6 +653,13 @@ sub test_no_lag_label
     play "no_lag_label_B.rec", 2;
 }
 
+sub test_macsec_p2p_establishment
+{
+    fresh_start;
+
+    play "test_macsec_p2p_establishment.rec"
+}
+
 # RUN TESTS
 
 test_no_lag_label;
@@ -716,5 +723,6 @@ sub test_no_lag_label
 test_brcm_full_to_empty_no_queue_no_ipg_no_buffer_profile;
 test_brcm_query_attr_enum_values_capability;
 test_brcm_query_object_type_get_availability;
+test_macsec_p2p_establishment
 
 kill_syncd;