Add output parameter support in Operation screen

Added code to support Output parameter, fixed UTs, Added flow test

Change-Id: I4ff869d120cefd7645a407278caeea6ee695c73b
Issue-ID: SDC-1440
Signed-off-by: mojahidi <mojahidul.islam@amdocs.com>
diff --git a/openecomp-bdd/features/InterfaceOperation/TestInterfaceOperation.feature b/openecomp-bdd/features/InterfaceOperation/TestInterfaceOperation.feature
index dfd754f..fa3647e 100644
--- a/openecomp-bdd/features/InterfaceOperation/TestInterfaceOperation.feature
+++ b/openecomp-bdd/features/InterfaceOperation/TestInterfaceOperation.feature
@@ -93,4 +93,20 @@
 
   #Submit
   Then I want to submit this VF
-  And I want to check property "lifecycleState" for value "READY_FOR_CERTIFICATION"
\ No newline at end of file
+  And I want to check property "lifecycleState" for value "READY_FOR_CERTIFICATION"
+
+  Scenario: Test InterfaceOperation CREATE with output parameters
+  #Create Operations
+  When I want to create an Operation with outputParameter
+  Then I want to check property "uniqueId" exists
+
+ #List All Operations
+  When I want to list Operations
+
+#Checkin
+  When I want to checkin this VF
+  Then I want to check property "lifecycleState" for value "NOT_CERTIFIED_CHECKIN"
+
+#Submit
+  Then I want to submit this VF
+  And I want to check property "lifecycleState" for value "READY_FOR_CERTIFICATION"