[VOL-2736]host and port should be specified as a single argument not as two separate arguments

Change-Id: I5a3a494c38dafa1e7e18e1f1cd55c0035359c7a9
diff --git a/rw_core/test/utils.go b/rw_core/test/utils.go
index 7d2dda0..b831e4c 100644
--- a/rw_core/test/utils.go
+++ b/rw_core/test/utils.go
@@ -18,7 +18,6 @@
 package test
 
 import (
-	"strconv"
 	"testing"
 
 	"github.com/opencord/voltha-go/rw_core/config"
@@ -147,8 +146,7 @@
 
 //SetupKVClient creates a new etcd client
 func SetupKVClient(cf *config.RWCoreFlags, coreInstanceID string) kvstore.Client {
-	addr := cf.KVStoreHost + ":" + strconv.Itoa(cf.KVStorePort)
-	client, err := kvstore.NewEtcdClient(addr, cf.KVStoreTimeout, log.FatalLevel)
+	client, err := kvstore.NewEtcdClient(cf.KVStoreAddress, cf.KVStoreTimeout, log.FatalLevel)
 	if err != nil {
 		panic("no kv client")
 	}