code: def test_sqlalchemy_scheme_is_default(self, get_connection):
      get_connection.return_value = PYMSSQL_CONN
  
      hook = MsSqlHook()
      assert hook.sqlalchemy_scheme == hook.DEFAULT_SQLALCHEMY_SCHEME
  
file_path: airflow/tests/providers/microsoft/mssql/hooks/test_mssql.py
imports: from __future__ import annotations
  from unittest import mock
  from urllib.parse import quote_plus
  import pytest
  from airflow.models import Connection
label_desc: Use image node_id 5 for calling the TestMsSqlHook obj's underlying member method code with example usage: obj.test_sqlalchemy_scheme_is_default(get_connection) without return types