test: updated test cases

core/grpc/server/utils_handle.go

@@ -38,16 +38,3 @@ func HandleSuccessWithData(data interface{}) (res *grpc.Response, err error) {
 		Data:    bytes,
 	}, nil
 }
-
-func HandleSuccessWithListData(data interface{}, total int) (res *grpc.Response, err error) {
-	bytes, err := json.Marshal(data)
-	if err != nil {
-		return HandleError(err)
-	}
-	return &grpc.Response{
-		Code:    grpc.ResponseCode_OK,
-		Message: "success",
-		Data:    bytes,
-		Total:   int64(total),
-	}, nil
-}