Checking that no flows are provisioned on a disabled device

Change-Id: If715b330f934411aa4716742d734a757a053c8bf
diff --git a/tests/dt-workflow/Voltha_DT_PODTests.robot b/tests/dt-workflow/Voltha_DT_PODTests.robot
index 0e697d1..4010aed 100755
--- a/tests/dt-workflow/Voltha_DT_PODTests.robot
+++ b/tests/dt-workflow/Voltha_DT_PODTests.robot
@@ -274,24 +274,19 @@
         Run Keyword    Wait Until Keyword Succeeds    ${timeout}    5s    Validate ONUs After OLT Disable
         ...    ${num_onus}    ${olt_serial_number}
         # Verify ONOS Flows
-        # Number of Access Flows on ONOS equals 4 * the Number of Active ONUs (2 for each downstream and upstream)
-        ${onos_flows_count}=    Evaluate    4 * ${num_onus}
+        # When we disable the device we shouldn't have any flows provisioned on it
         Run Keyword And Continue On Failure    Wait Until Keyword Succeeds    ${timeout}    5s
         ...    Verify Subscriber Access Flows Added Count DT    ${ONOS_SSH_IP}    ${ONOS_SSH_PORT}
-        ...    ${of_id}    ${onos_flows_count}
+        ...    ${of_id}    0
         # Verify VOLTHA Flows
-        # Number of per OLT Flows equals Twice the Number of Active ONUs (each for downstream and upstream) + 1 for LLDP
-        ${olt_flows}=    Evaluate    2 * ${num_onus} + 1
-        # Number of per ONU Flows equals 2 (one each for downstream and upstream)
-        ${onu_flows}=    Set Variable    2
-        Run Keyword And Continue On Failure    Wait Until Keyword Succeeds    ${timeout}    5s    Validate OLT Flows
-        ...    ${olt_flows}    ${olt_device_id}
+        Run Keyword    Wait Until Keyword Succeeds    ${timeout}    5s    Validate OLT Flows    0
+        ...    ${olt_device_id}
         ${List_ONU_Serial}    Create List
         Set Suite Variable    ${List_ONU_Serial}
         Build ONU SN List    ${List_ONU_Serial}    ${olt_serial_number}    ${num_onus}
         Log    ${List_ONU_Serial}
         Run Keyword    Wait Until Keyword Succeeds    ${timeout}    5s    Validate ONU Flows
-        ...    ${List_ONU_Serial}    ${onu_flows}
+        ...    ${List_ONU_Serial}    0
         # Delete OLT and Validate Empty Device List
         Delete Device    ${olt_device_id}
         # Check that the OLT and the ONUs are actually removed from the system