code: def test_xcom_pass_to_op(self, dag_maker):
      with dag_maker(dag_id="test_xcom_pass_to_op") as dag:
          operator = PythonOperator(
              python_callable=lambda: VALUE,
              task_id="return_value_1",
              do_xcom_push=True,
          )
          xarg = XComArg(operator)
          operator2 = PythonOperator(
              python_callable=assert_is_value,
              op_args=[xarg],
              task_id="assert_is_value_1",
          )
          operator >> operator2
      dag.run()
  
imports: from __future__ import annotations
  import pytest
  from airflow.models.xcom_arg import XComArg
  from airflow.operators.bash import BashOperator
  from airflow.operators.python import PythonOperator
  from airflow.utils.types import NOTSET
  from tests.test_utils.config import conf_vars
  from tests.test_utils.db import clear_db_dags, clear_db_runs
label_desc: Use image node_id 1 for calling the TestXComArgRuntime obj's underlying member method code with example usage: obj.test_xcom_pass_to_op(dag_maker) without return types