text: import pandas as pd
  
  from reamber.bms.lists.notes import BMSHoldList
  from tests.test.bms.test_fixture import bms_map
  
  def test_type(bms_map):
      assert isinstance(bms_map.holds.df, pd.DataFrame)
  
  def test_df_names(bms_map):
      assert {'offset', 'column', 'length', 'sample'} == set(bms_map.holds.df.columns)
  
  def test_empty(bms_map):
      assert {'offset', 'column', 'length', 'sample'} == set(BMSHoldList([]).df.columns)
  