public void TestQueryInvestorPositionDetail() { _api.OnRspQryInvestorPositionDetail += new TradeApi.RspQryInvestorPositionDetail((ref CThostFtdcInvestorPositionDetailField pInvestorPositionDetail, ref CThostFtdcRspInfoField pRspInfo, int nRequestID, byte bIsLast) => { if (pRspInfo.ErrorID == 0) { Console.WriteLine("投资者持仓明细查询成功, InstrumentID: {0}", pInvestorPositionDetail.InstrumentID); } else { Console.WriteLine(pRspInfo.ErrorMsg); } Assert.IsTrue(pRspInfo.ErrorID == 0); }); _api.QueryInvestorPositionDetail(1); Thread.Sleep(200); }