code: def test_init_params_custom(self):
      converter = MarkdownToDocument(
          table_to_single_line=True, progress_bar=False
      )
      assert converter.table_to_single_line is True
      assert converter.progress_bar is False
  
file_path: haystack/test/components/converters/test_markdown_to_document.py
imports: import logging
  from unittest.mock import patch
  import pytest
  from haystack.components.converters.markdown import MarkdownToDocument
  from haystack.dataclasses import ByteStream
label_desc: Use image node_id 2 for calling the TestMarkdownToDocument obj's underlying member method code with example usage: obj.test_init_params_custom() without return types