added version c heck for

CSCwd37387

Author: muthu-ku

aci-preupgrade-validation-script.py

@@ -3889,9 +3889,6 @@ def llfc_susceptibility_check(cversion, tversion, vpc_node_ids, **kwargs):
     recommended_action = 'Manually change Peer devices Transmit(send) Flow Control to off prior to switch Upgrade'
     doc_url = 'https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvo27498'
 
-    if not tversion:
-        return Result(result=MANUAL, msg=TVER_MISSING)
-
     if not vpc_node_ids:
         return Result(result=PASS, msg="No VPC Nodes found. Not susceptible.")
 
@@ -3900,7 +3897,8 @@ def llfc_susceptibility_check(cversion, tversion, vpc_node_ids, **kwargs):
         sx_affected = True
 
     # Check for Copper 1000base-T, CSCvj67507 fixed by CSCwd37387
-    if cversion.older_than("4.1(1i)") and tversion.newer_than("4.1(1h)") and tversion.older_than("5.2(7f)"):
+    if ((cversion.older_than("4.1(1i)") or cversion.same_as("4.1(1i)")) and tversion.older_than("5.2(7f)") and tversion.newer_than("4.0(1h")) or (cversion.older_than("5.2(7f)") and tversion.newer_than("5.2(7f)")
+        or (tversion.older_than("5.2(7f)") and cversion.same_as(tversion))):
         t_affected = True
 
     if sx_affected or t_affected:

tests/checks/llfc_susceptibility_check/test_llfc_susceptibility_check.py

@@ -18,6 +18,27 @@
 @pytest.mark.parametrize(
     "icurl_outputs, cversion, tversion, vpc_node_ids, expected_result",
     [
+        (
+            {ethpmFcots: read_data(dir, "ethpmFcot.json")},
+            "5.2(5c)",
+            "6.1(5e)",
+            ["101", "103", "204", "206"],
+            script.MANUAL,
+        ),
+        (
+            {ethpmFcots: read_data(dir, "ethpmFcot.json")},
+            "4.1(1i)",
+            "5.2(2a)",
+            ["101", "103", "204", "206"],
+            script.MANUAL,
+        ),
+         (
+            {ethpmFcots: read_data(dir, "ethpmFcot.json")},
+            "5.2(7f)",
+            "6.1(5c)",
+            ["101", "103", "204", "206"],
+            script.PASS,
+        ),
         (
             {ethpmFcots: read_data(dir, "ethpmFcot.json")},
             "4.2(1b)",
@@ -53,13 +74,6 @@
             ["101", "103", "204", "206"],
             script.PASS,
         ),
-        (
-            {ethpmFcots: read_data(dir, "ethpmFcot.json")},
-            "5.2(1a)",
-            None,
-            ["101", "103", "204", "206"],
-            script.MANUAL,
-        ),
         (
             {ethpmFcots: read_data(dir, "ethpmFcot.json")},
             "4.1(1a)",