chore: import upstream snapshot with attribution

2026-07-13 13:02:50 +08:00
commit 0fc60fdcb1
5008 changed files with 910633 additions and 0 deletions
@@ -0,0 +1,166 @@
+/*
+ * 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 System.Linq;
+using QuantConnect.Data;
+using QuantConnect.Interfaces;
+using System.Collections.Generic;
+
+namespace QuantConnect.Algorithm.CSharp
+{
+    /// <summary>
+    /// Regression algorithm reproducing GH issue #6073 where we remove and re add an option and expect it to work
+    /// </summary>
+    public class AddOptionContractTwiceRegressionAlgorithm : QCAlgorithm, IRegressionAlgorithmDefinition
+    {
+        private Symbol _contract;
+        private bool _hasRemoved;
+        private bool _reAdded;
+
+        public override void Initialize()
+        {
+            SetStartDate(2014, 06, 06);
+            SetEndDate(2014, 06, 09);
+
+            UniverseSettings.DataNormalizationMode = DataNormalizationMode.Raw;
+            UniverseSettings.MinimumTimeInUniverse = TimeSpan.Zero;
+            UniverseSettings.FillForward = false;
+
+            AddEquity("SPY", Resolution.Hour);
+
+            var aapl = QuantConnect.Symbol.Create("AAPL", SecurityType.Equity, Market.USA);
+
+            _contract = OptionChain(aapl)
+                .OrderBy(x => x.ID.StrikePrice)
+                .FirstOrDefault(optionContract => optionContract.ID.OptionRight == OptionRight.Call
+                    && optionContract.ID.OptionStyle == OptionStyle.American);
+            AddOptionContract(_contract);
+        }
+
+        public override void OnData(Slice slice)
+        {
+            if (_hasRemoved)
+            {
+                if (!_reAdded && slice.ContainsKey(_contract) && slice.ContainsKey(_contract.Underlying))
+                {
+                    throw new RegressionTestException("Getting data for removed option and underlying!");
+                }
+
+                if (!Portfolio.Invested && _reAdded)
+                {
+                    var option = Securities[_contract];
+                    var optionUnderlying = Securities[_contract.Underlying];
+                    if (option.IsTradable && optionUnderlying.IsTradable
+                        && slice.ContainsKey(_contract) && slice.ContainsKey(_contract.Underlying))
+                    {
+                        Buy(_contract, 1);
+                    }
+                }
+
+                if (!Securities[_contract].IsTradable
+                    && !Securities[_contract.Underlying].IsTradable
+                    && !_reAdded)
+                {
+                    // ha changed my mind!
+                    AddOptionContract(_contract);
+                    _reAdded = true;
+                }
+            }
+
+            if (slice.ContainsKey(_contract) && slice.ContainsKey(_contract.Underlying))
+            {
+                if (!_hasRemoved)
+                {
+                    RemoveOptionContract(_contract);
+                    RemoveSecurity(_contract.Underlying);
+                    _hasRemoved = true;
+                }
+            }
+        }
+
+        public override void OnEndOfAlgorithm()
+        {
+            if (!_hasRemoved)
+            {
+                throw new RegressionTestException("We did not remove the option contract!");
+            }
+            if (!_reAdded)
+            {
+                throw new RegressionTestException("We did not re add the option contract!");
+            }
+        }
+
+        /// <summary>
+        /// This is used by the regression test system to indicate if the open source Lean repository has the required data to run this algorithm.
+        /// </summary>
+        public bool CanRunLocally { get; } = true;
+
+        /// <summary>
+        /// This is used by the regression test system to indicate which languages this algorithm is written in.
+        /// </summary>
+        public List<Language> Languages { get; } = new() { Language.CSharp };
+
+        /// <summary>
+        /// Data Points count of all timeslices of algorithm
+        /// </summary>
+        public long DataPoints => 3818;
+
+        /// <summary>
+        /// Data Points count of the algorithm history
+        /// </summary>
+        public int AlgorithmHistoryDataPoints => 1;
+
+        /// <summary>
+        /// Final status of the algorithm
+        /// </summary>
+        public AlgorithmStatus AlgorithmStatus => AlgorithmStatus.Completed;
+
+        /// <summary>
+        /// This is used by the regression test system to indicate what the expected statistics are from running the algorithm
+        /// </summary>
+        public Dictionary<string, string> ExpectedStatistics => new Dictionary<string, string>
+        {
+            {"Total Orders", "2"},
+            {"Average Win", "0%"},
+            {"Average Loss", "-0.50%"},
+            {"Compounding Annual Return", "-39.406%"},
+            {"Drawdown", "0.700%"},
+            {"Expectancy", "-1"},
+            {"Start Equity", "100000"},
+            {"End Equity", "99498"},
+            {"Net Profit", "-0.502%"},
+            {"Sharpe Ratio", "0"},
+            {"Sortino Ratio", "0"},
+            {"Probabilistic Sharpe Ratio", "0%"},
+            {"Loss Rate", "100%"},
+            {"Win Rate", "0%"},
+            {"Profit-Loss Ratio", "0"},
+            {"Alpha", "0"},
+            {"Beta", "0"},
+            {"Annual Standard Deviation", "0"},
+            {"Annual Variance", "0"},
+            {"Information Ratio", "-9.486"},
+            {"Tracking Error", "0.008"},
+            {"Treynor Ratio", "0"},
+            {"Total Fees", "$2.00"},
+            {"Estimated Strategy Capacity", "$5000000.00"},
+            {"Lowest Capacity Asset", "AAPL VXBK4R62H7S6|AAPL R735QTJ8XC9X"},
+            {"Portfolio Turnover", "22.70%"},
+            {"Drawdown Recovery", "0"},
+            {"OrderListHash", "71511e4929377cd55fbf5e7e9555c248"}
+        };
+    }
+}