code: def test_longtable_minimal(styler):
      result = styler.to_latex(environment="longtable")
      expected = dedent(
          """\
          \\begin{longtable}{lrrl}
           & A & B & C \\\\
          \\endfirsthead
           & A & B & C \\\\
          \\endhead
          \\multicolumn{4}{r}{Continued on next page} \\\\
          \\endfoot
          \\endlastfoot
          0 & 0 & -0.61 & ab \\\\
          1 & 1 & -1.22 & cd \\\\
          \\end{longtable}
      """
      )
      assert result == expected
  
imports: from textwrap import dedent
  import numpy
  import pytest
  from pandas import DataFrame, MultiIndex, Series, option_context
  from pandas.io.formats.style import Styler
  from pandas.io.formats.style_render import _parse_latex_cell_styles, _parse_latex_css_conversion, _parse_latex_header_span, _parse_latex_table_styles, _parse_latex_table_wrapping
label_desc: Use image node_id 37 for calling a global function with example usage: test_longtable_minimal(styler) without return types