VOL-1670 - test failure or rw-core

Validates a a scale down/up test of the rw-core
to determine if the system can recover and continue

Change-Id: I6dd937724d2dd75b77c61505e0e3ee7cd36cb0db
diff --git a/tests/functional/Voltha_ScaleFunctionalTests.robot b/tests/functional/Voltha_ScaleFunctionalTests.robot
index 8ff1396..f60b4dd 100644
--- a/tests/functional/Voltha_ScaleFunctionalTests.robot
+++ b/tests/functional/Voltha_ScaleFunctionalTests.robot
@@ -45,8 +45,7 @@
     ...    re-validate deployment -> Active OLT
     [Tags]    active
     #test for empty device list
-    ${length}=    Test Empty Device List
-    Should Be Equal As Integers  ${length}    0
+    Test Empty Device List
     #create/preprovision device
     ${olt_device_id}=    Create Device    ${olt_ip}    ${OLT_PORT}
     Set Global Variable    ${olt_device_id}
@@ -121,8 +120,7 @@
     Run Keyword If    ${has_dataplane}    Clean Up Linux
     Run Keyword If    ${external_libs}    Log Kubernetes Containers Logs Since Time    ${datetime}    ${container_list}
     Run Keyword If    ${teardown_device}    Delete Device and Verify
-    ${length}=    Run Keyword If    ${teardown_device}    Test Empty Device List
-    Run Keyword If    ${teardown_device}    Should Be Equal As Integers    ${length}    0
+    Run Keyword If    ${teardown_device}    Test Empty Device List
     Run Keyword If    ${teardown_device}    Execute ONOS CLI Command    ${k8s_node_ip}    ${ONOS_SSH_PORT}
     ...    device-remove ${of_id}
 
@@ -153,4 +151,4 @@
     ...    ${olt_serial_number}
     ${rc}    ${output}=    Run and Return Rc and Output    ${VOLTCTL_CONFIG}; voltctl device delete ${olt_device_id}
     Should Be Equal As Integers    ${rc}    0
-    Wait Until Keyword Succeeds    ${timeout}    5s    Validate Device Removed    ${olt_device_id}
\ No newline at end of file
+    Wait Until Keyword Succeeds    ${timeout}    5s    Validate Device Removed    ${olt_device_id}