/**
  * Create a relevant AdWords object for testing with success batch job mutate
  * response payload.
  */
 private static function InitSuccessBatchJobMutateResponseObject()
 {
     $operand = new Budget(12345, 'Test Budget');
     $mutateResult = new MutateResult();
     $mutateResult->result = $operand;
     $mutateResult->index = 0;
     self::$SUCCESS_BATCH_JOB_MUTATE_RESPONSE_OBJECT = new BatchJobOpsMutateResponse();
     self::$SUCCESS_BATCH_JOB_MUTATE_RESPONSE_OBJECT->rval[] = $mutateResult;
 }