Added new test for VMI menu

Changes:
    - Added test
    "Disable VMI DHCPv4 When SLAAC Is Enabled And Verify"

Tested:
    - Ran successfully test_vmi.robot

Change-Id: Id400661806123317df984a9895eacc7e78e270d1
Signed-off-by: Megha G N <Megha.G.N@ibm.com>
diff --git a/openpower/ext_interfaces/test_vmi.robot b/openpower/ext_interfaces/test_vmi.robot
index c526603..afccf95 100644
--- a/openpower/ext_interfaces/test_vmi.robot
+++ b/openpower/ext_interfaces/test_vmi.robot
@@ -534,6 +534,22 @@
     Should Be Equal  ${vmi_ipv6addr["Address"]}  ${default_ipv6addr}
 
 
+Disable VMI DHCPv4 When SLAAC Is Enabled And Verify
+    [Documentation]  Disable VMI DHCPv4 parameter when SLAACv6 is enabled
+    ...  and check whether the IPv4 address origin is set to static and
+    ...  DHCPv4 address is getting erased.
+    [Tags]  Disable_VMI_DHCPv4_When_SLAAC_Is_Enabled_And_Verify
+    [Setup]  Set VMI IPv4 Origin  ${True}
+
+    # Set IPv6 origin to SLAAC.
+    Set VMI SLAACv6 Origin    ${True}
+    Verify VMI IPv6 Address  SLAAC
+
+    # Disable VMI DHCPv4 and check IPv4 address origin is set to static.
+    Set VMI IPv4 Origin  ${False}
+    Verify VMI Network Interface Details  ${default}  Static  ${default}  ${default}
+
+
 *** Keywords ***
 
 Suite Setup Execution