code: public TradingRecord run(Strategy strategy, OrderType orderType, int startIndex, int finishIndex) {
          return run(strategy, orderType, Decimal.NaN, startIndex, finishIndex);
      }
docs: Runs the provided strategy over the managed series (from startIndex to finishIndex).
  <p>
  Opens the trades with {@link OrderType.BUY} orders.
  @param strategy the trading strategy
  @param orderType the {@link OrderType} used to open the trades
  @param startIndex the start index for the run (included)
  @param finishIndex the finish index for the run (included)
  @return the trading record coming from the run