code: def test_ffill_bfill_limit_area(data, expected_data, method, kwargs):
      # GH#56492
      df = DataFrame(data)
      expected = DataFrame(expected_data)
      result = getattr(df, method)(**kwargs)
      tm.assert_frame_equal(result, expected)
  
imports: import numpy
  import pytest
  from pandas._config import using_pyarrow_string_dtype
  from pandas import Categorical, DataFrame, DatetimeIndex, NaT, PeriodIndex, Series, TimedeltaIndex, Timestamp, date_range, to_datetime
  import pandas._testing
  from pandas.tests.frame.common import _check_mixed_float
label_desc: Use image node_id 4 for calling a global function with example usage: test_ffill_bfill_limit_area(data, expected_data, method, kwargs) without return types