code: def test_execute(
      mock_get_db_hook,
      mock_execute_query_operator_execute,
      mock_register_vector,
      pg_vector_ingest_operator,
  ):
      mock_db_hook = Mock()
      mock_get_db_hook.return_value = mock_db_hook
  
      pg_vector_ingest_operator.execute(None)
      mock_execute_query_operator_execute.assert_called_once()
  
imports: from __future__ import annotations
  from unittest.mock import Mock, patch
  import pytest
  from airflow.providers.pgvector.operators.pgvector import PgVectorIngestOperator
label_desc: Use image node_id 3 for calling a global function with example usage: test_execute(mock_get_db_hook, mock_execute_query_operator_execute, mock_register_vector, pg_vector_ingest_operator) without return types