text: 
  from app.screener import mkt_cap_format, vol_format, convert_modtime_to_date
  import stat
  
  def test_mkt_cap_format():
      result = mkt_cap_format(700000000)
      assert result == '$700.0M'
  
  def test_vol_format():
      result = vol_format(100000000)
      assert result == '100.0M'
  