Modify MAC and Verify BMC Reinitializing Linklocal

    Changes:
        Modify MAC and Verify BMC Reinitializing Linklocal

    Tested:
        Ran and Tested on BMC Environment.

Change-Id: Ic65a2fe6c67d04a9b6026071c8ad19fd3679a717
Signed-off-by: Sweta Potthuri <spotthur@in.ibm.com>
diff --git a/redfish/managers/test_bmc_ipv6.robot b/redfish/managers/test_bmc_ipv6.robot
index e508544..73d50a7 100644
--- a/redfish/managers/test_bmc_ipv6.robot
+++ b/redfish/managers/test_bmc_ipv6.robot
@@ -6,6 +6,7 @@
 Resource       ../../lib/openbmc_ffdc.robot
 Resource       ../../lib/bmc_ipv6_utils.robot
 Resource       ../../lib/external_intf/vmi_utils.robot
+Resource       ../../lib/bmc_network_utils.robot
 Library        ../../lib/bmc_network_utils.py
 Library        Collections
 Library        Process
@@ -29,6 +30,7 @@
 ${prefix_length_def}         None
 ${invalid_staticv6_gateway}  9.41.164.1
 ${linklocal_addr_format}     fe80::[0-9a-f:]+$
+${new_mac_addr}              AA:E2:84:14:28:79
 
 *** Test Cases ***
 
@@ -275,6 +277,25 @@
     ...    msg=IPv6 Linklocal address has changed after reboot.
 
 
+Modify MAC and Verify BMC Reinitializing Linklocal
+    [Documentation]  Modify MAC and verify BMC reinitializing linklocal.
+    [Tags]  Modify_MAC_and_Verify_BMC_Reinitializing_Linklocal
+    [Teardown]  Configure MAC Settings  ${original_address}
+
+    ${original_address}=  Get BMC MAC Address
+    @{ipv6_addressorigin_list}  ${ipv6_before_linklocal_addr}=  Get Address Origin List And Address For Type  LinkLocal
+
+    # Modify MAC Address Of Ethernet Interface.
+    Configure MAC Settings  ${new_mac_addr}
+    Sleep  30s
+    Wait For Host To Ping  ${OPENBMC_HOST}  ${NETWORK_TIMEOUT}
+    @{ipv6_addressorigin_list}  ${ipv6_linklocal_after_addr}=  Get Address Origin List And Address For Type  LinkLocal
+
+    # Verify whether the linklocal has changed and is in the the correct format.
+    Check If Linklocal Address Is In Correct Format
+    Should Not Be Equal    ${ipv6_before_linklocal_addr}    ${ipv6_linklocal_after_addr}
+
+
 *** Keywords ***
 
 Suite Setup Execution