code: def test_mixing_construct_with_add_task(self, dag_maker):
      with dag_maker() as dag:
          s1 = make_task("s1", type_="classic")
          s2 = make_task("s2", type_="classic")
          t1 = make_task("t1", type_="classic")
          t2 = make_task("t2", type_="classic")
          t1.as_teardown(setups=s1)
          t2.as_teardown(setups=s2)
          with t1:
              work = make_task("work", type_="classic")
          with t2 as scope:
              scope.add_task(work)
  
      assert dag.task_group.children.keys() == {
          "s1",
          "s2",
          "t1",
          "t2",
          "work",
      }
      assert dag.task_group.children["s1"].downstream_task_ids == {
          "work",
          "t1",
      }
      assert dag.task_group.children["s2"].downstream_task_ids == {
          "work",
          "t2",
      }
      assert not dag.task_group.children["t1"].downstream_task_ids
      assert not dag.task_group.children["t2"].downstream_task_ids
      assert dag.task_group.children["work"].downstream_task_ids == {
          "t1",
          "t2",
      }
  
imports: from __future__ import annotations
  import pytest
  from airflow.decorators import setup, task, task_group, teardown
  from airflow.decorators.setup_teardown import context_wrapper
  from airflow.exceptions import AirflowException
  from airflow.operators.bash import BashOperator
label_desc: Use image node_id 45 for calling the TestSetupTearDownTask obj's underlying member method code with example usage: obj.test_mixing_construct_with_add_task(dag_maker) without return types