text: """hear test util objects"""
  
  from importlib_resources import files
  import numpy as np
  import soundfile as sf
  
  
  data_files = files('hear') / 'tests' / 'data'
  
  file_0123456789_wav = data_files / '0123456789.wav'
  wf_0123456789 = np.arange(10).astype('int16')
  
  
  def mk_test_files():
      file_obj = file_0123456789_wav
      n = 10
      dtype = 'int16'
      written_wf = np.arange(n).astype(dtype)
      written_sr = 100
      sf.write(file_obj, written_wf, written_sr)
  
      read_wf, read_sr = sf.read(file_obj, dtype=dtype)
      assert read_sr == written_sr
      assert np.all(read_wf == written_wf)
      assert np.all(read_wf == wf_0123456789)
  