code: def test_templates(self, create_task_instance_of_operator):
      dag_id = "TestWeaviateIngestOperator"
      ti = create_task_instance_of_operator(
          WeaviateIngestOperator,
          dag_id=dag_id,
          task_id="task-id",
          conn_id="weaviate_conn",
          class_name="my_class",
          input_json="{{ dag.dag_id }}",
          input_data="{{ dag.dag_id }}",
      )
      ti.render_templates()
  
      assert dag_id == ti.task.input_json
      assert dag_id == ti.task.input_data
  
file_path: airflow/tests/providers/weaviate/operators/test_weaviate.py
imports: from __future__ import annotations
  from unittest.mock import MagicMock, patch
  import pytest
  from airflow.providers.weaviate.operators.weaviate import WeaviateDocumentIngestOperator, WeaviateIngestOperator
label_desc: Use image node_id 4 for calling the TestWeaviateIngestOperator obj's underlying member method code with example usage: obj.test_templates(create_task_instance_of_operator) without return types