code: def test_get_extra_params(
      extra: dict[str, Any], expected: dict[str, Any]
  ) -> None:
      from superset.db_engine_specs.trino import TrinoEngineSpec
  
      database = Mock()
  
      database.extra = json.dumps(extra)
      database.server_cert = None
      assert TrinoEngineSpec.get_extra_params(database) == expected
  
imports: import copy
  import json
  from datetime import datetime
  from typing import Any, Optional
  from unittest.mock import Mock, patch
  import pandas
  import pytest
  from pytest_mock import MockerFixture
  from sqlalchemy import types
  from trino.sqlalchemy import datatype
  import superset.config
  from superset.constants import QUERY_CANCEL_KEY, QUERY_EARLY_CANCEL_KEY, USER_AGENT
  from superset.superset_typing import ResultSetColumnType, SQLAColumnType
  from superset.utils.core import GenericDataType
  from tests.unit_tests.db_engine_specs.utils import assert_column_spec, assert_convert_dttm
  from tests.unit_tests.fixtures.common import dttm
label_desc: Use image node_id 2 for calling a global function with example usage: test_get_extra_params(extra, expected) without return types