[VOL-2049] Disable/Enable ONU Tests

Change-Id: I9db9aab49fd5bb1cddb0245d397c868d18a8e1cf
diff --git a/tests/functional/Voltha_PODTests.robot b/tests/functional/Voltha_PODTests.robot
index e519b8b..5bc1a40 100644
--- a/tests/functional/Voltha_PODTests.robot
+++ b/tests/functional/Voltha_PODTests.robot
@@ -56,8 +56,7 @@
     [Documentation]    Validates E2E Ping Connectivity and object states for the given scenario:
     ...    Validate successful authentication/DHCP/E2E ping for the tech profile that is used
     [Tags]    sanity    test1
-    #[Setup]    Clean Up Linux
-    #[Teardown]    NONE
+    [Teardown]    NONE
     ${of_id}=    Wait Until Keyword Succeeds    ${timeout}    15s    Validate OLT Device in ONOS    ${olt_serial_number}
     Set Global Variable    ${of_id}
 
@@ -89,12 +88,37 @@
         ...    Validate Subscriber DHCP Allocation    ${k8s_node_ip}    ${ONOS_SSH_PORT}    ${onu_port}
     END
 
+Test Disable and Enable ONU
+    [Documentation]    Validates E2E Ping Connectivity and object states for the given scenario:
+    ...    Assuming that test1 was executed where all the ONUs are authenticated/DHCP/pingable
+    ...    Perform disable on the ONUs and validate that the pings do not succeed
+    ...    Perform enable on the ONUs and validate that the pings are successful
+    [Tags]    functional    test2
+    [Setup]    None
+    #[Teardown]    None
+
+    FOR    ${I}    IN RANGE    0    ${num_onus}
+        ${src}=    Set Variable    ${hosts.src[${I}]}
+        ${dst}=    Set Variable    ${hosts.dst[${I}]}
+
+        ${onu_device_id}=    Get Device ID From SN    ${src['onu']}
+        ${onu_port}=    Wait Until Keyword Succeeds    ${timeout}    2s    Get ONU Port in ONOS    ${src['onu']}
+        ...    ${of_id}
+        Disable Device    ${onu_device_id}
+        Run Keyword And Continue On Failure    Wait Until Keyword Succeeds    60s    2s    Check Ping    False    ${dst['dp_iface_ip_qinq']}    
+        ...    ${src['dp_iface_name']}    ${src['ip']}    ${src['user']}    ${src['pass']}   ${src['container_type']}    ${src['container_name']}
+        Enable Device    ${onu_device_id}
+        Run Keyword And Continue On Failure    Wait Until Keyword Succeeds    ${timeout}    2s
+        ...    Validate Subscriber DHCP Allocation    ${k8s_node_ip}    ${ONOS_SSH_PORT}    ${onu_port}
+        Run Keyword And Continue On Failure    Wait Until Keyword Succeeds    60s    2s    Check Ping    True    ${dst['dp_iface_ip_qinq']}    
+        ...    ${src['dp_iface_name']}    ${src['ip']}    ${src['user']}    ${src['pass']}   ${src['container_type']}    ${src['container_name']}
+    END
+
 Check OLT/ONU Authentication After Radius Pod Restart
     [Documentation]    After radius restart, validates eapol flows and dhcp allocation
     ...    and validates onu in onos
-    [Tags]    functional    test2
-    #[Setup]    Clean Up Linux
-    [Setup]   NONE	
+    [Tags]    functional    test3
+    [Setup]   NONE
     Wait Until Keyword Succeeds    ${timeout}    15s    Restart Pod    ${NAMESPACE}    ${RESTART_POD_NAME}
 
     FOR    ${I}    IN RANGE    0    ${num_onus}