Files
quantconnect--lean/Tests/Brokerages/StopLimitOrderTestParameters.cs
2026-07-13 13:02:50 +08:00

95 lines
3.9 KiB
C#

/*
* QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
* Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
using System;
using QuantConnect.Interfaces;
using QuantConnect.Orders;
namespace QuantConnect.Tests.Brokerages
{
public class StopLimitOrderTestParameters : OrderTestParameters
{
private readonly decimal _highLimit;
private readonly decimal _lowLimit;
public StopLimitOrderTestParameters(Symbol symbol, decimal highLimit, decimal lowLimit, IOrderProperties properties = null, OrderSubmissionData orderSubmissionData = null)
: base(symbol, properties, orderSubmissionData)
{
_highLimit = highLimit;
_lowLimit = lowLimit;
}
public override Order CreateShortOrder(decimal quantity)
{
return new StopLimitOrder(Symbol, -Math.Abs(quantity), _lowLimit, _highLimit, DateTime.UtcNow, properties: Properties)
{
Status = OrderStatus.New,
OrderSubmissionData = OrderSubmissionData,
PriceCurrency = GetSymbolProperties(Symbol).QuoteCurrency
};
}
public override Order CreateLongOrder(decimal quantity)
{
return new StopLimitOrder(Symbol, Math.Abs(quantity), _highLimit, _lowLimit, DateTime.UtcNow, properties: Properties)
{
Status = OrderStatus.New,
OrderSubmissionData = OrderSubmissionData,
PriceCurrency = GetSymbolProperties(Symbol).QuoteCurrency
};
}
public override bool ModifyOrderToFill(IBrokerage brokerage, Order order, decimal lastMarketPrice)
{
var roundOffPlaces = GetSymbolProperties(order.Symbol).MinimumPriceVariation.GetDecimalPlaces();
var stop = (StopLimitOrder)order;
var previousStop = stop.StopPrice;
if (order.Quantity > 0)
{
// for stop buys we need to decrease the stop price
stop.StopPrice = Math.Min(stop.StopPrice, Math.Max(stop.StopPrice / 2, Math.Round(lastMarketPrice, roundOffPlaces, MidpointRounding.AwayFromZero)));
}
else
{
// for stop sells we need to increase the stop price
stop.StopPrice = Math.Max(stop.StopPrice, Math.Min(stop.StopPrice * 2, Math.Round(lastMarketPrice, roundOffPlaces, MidpointRounding.AwayFromZero)));
}
stop.LimitPrice = stop.StopPrice;
return stop.StopPrice != previousStop;
}
// default stop limit orders will only be submitted, not filled
public override OrderStatus ExpectedStatus => OrderStatus.Submitted;
public override bool ExpectedCancellationResult => true;
public override string ToString()
{
return $"{OrderType.StopLimit}: {SecurityType}, {Symbol}";
}
}
// to be used with brokerages which do not support UpdateOrder
public class NonUpdateableStopLimitOrderTestParameters : StopLimitOrderTestParameters
{
public NonUpdateableStopLimitOrderTestParameters(Symbol symbol, decimal highLimit, decimal lowLimit, IOrderProperties properties = null)
: base(symbol, highLimit, lowLimit, properties)
{
}
public override bool ModifyUntilFilled => false;
}
}