docstr: By default RdsDbSensor should wait for an instance to enter the 'available' state
docstr_tok: ["By","default","RdsDbSensor","should","wait","for","an","instance","to","enter","the","'available","'","state"]
code: def test_poke_true_instance(self):
      """
      By default RdsDbSensor should wait for an instance to enter the 'available' state
      """
      _create_db_instance(self.hook)
      op = RdsDbSensor(
          task_id="instance_poke_true",
          db_identifier=DB_INSTANCE_NAME,
          aws_conn_id=AWS_CONN,
          dag=self.dag,
      )
      assert op.poke(None)
  
imports: from __future__ import annotations
  from moto import mock_rds
  from airflow.models import DAG
  from airflow.providers.amazon.aws.hooks.rds import RdsHook
  from airflow.providers.amazon.aws.sensors.rds import RdsBaseSensor, RdsDbSensor, RdsExportTaskExistenceSensor, RdsSnapshotExistenceSensor
  from airflow.providers.amazon.aws.utils.rds import RdsDbType
  from airflow.utils import timezone
label_desc: Use image node_id 3 for calling the TestRdsDbSensor obj's underlying member method code with example usage: obj.test_poke_true_instance() without return types