text: from rotkehlchen.fval import FVal
  
  
  def test_incosistent_prices_double_checking(price_historian):
      """ This is a regression test for the incosistent DASH/EUR and DASH/USD prices
      that were returned on 02/12/2018. Issue:
      https://github.com/rotkehlchenio/rotkehlchen/issues/221
      """
  
      # Note the prices are not the same as in the issue because rotkehlchen uses
      # hourly rates while in the issue we showcased query of daily average
      usd_price = price_historian.query_historical_price('DASH', 'USD', 1479200704)
      assert usd_price.is_close(FVal('9.63'))
      eur_price = price_historian.query_historical_price('DASH', 'EUR', 1479200704)
      assert eur_price.is_close(FVal('8.945'), max_diff=0.001)
  
      inv_usd_price = price_historian.query_historical_price('USD', 'DASH', 1479200704)
      assert inv_usd_price.is_close(FVal('0.103842'), max_diff=0.0001)
      inv_eur_price = price_historian.query_historical_price('EUR', 'DASH', 1479200704)
      assert inv_eur_price.is_close(FVal('0.11179'), max_diff=0.0001)
  