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
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+/*
+ * 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 NUnit.Framework;
+using QuantConnect.Securities;
+
+namespace QuantConnect.Tests.Common.Securities
+{
+    [TestFixture]
+    public class SecurityDatabaseKeyTests
+    {
+        [Test]
+        public void ConstructorWithNoWildcards()
+        {
+            var key = new SecurityDatabaseKey(Market.USA, "SPY", SecurityType.Equity);
+            Assert.AreEqual(SecurityType.Equity, key.SecurityType);
+            Assert.AreEqual(Market.USA, key.Market);
+            Assert.AreEqual("SPY", key.Symbol);
+        }
+
+        [Test]
+        public void ConstructorWithNullSymbolConvertsToWildcard()
+        {
+            var key = new SecurityDatabaseKey(Market.USA, null, SecurityType.Equity);
+            Assert.AreEqual(SecurityType.Equity, key.SecurityType);
+            Assert.AreEqual(Market.USA, key.Market);
+            Assert.AreEqual("[*]", key.Symbol);
+        }
+
+        [Test]
+        public void ConstructorWithEmptySymbolConvertsToWildcard()
+        {
+            var key = new SecurityDatabaseKey(Market.USA, string.Empty, SecurityType.Equity);
+            Assert.AreEqual(SecurityType.Equity, key.SecurityType);
+            Assert.AreEqual(Market.USA, key.Market);
+            Assert.AreEqual("[*]", key.Symbol);
+        }
+
+        [Test]
+        public void ConstructorWithNullMarketConvertsToWildcard()
+        {
+            var key = new SecurityDatabaseKey(null, "SPY", SecurityType.Equity);
+            Assert.AreEqual(SecurityType.Equity, key.SecurityType);
+            Assert.AreEqual("[*]", key.Market);
+            Assert.AreEqual("SPY", key.Symbol);
+        }
+
+        [Test]
+        public void ConstructorWithEmptyMarketConvertsToWildcard()
+        {
+            var key = new SecurityDatabaseKey(string.Empty, "SPY", SecurityType.Equity);
+            Assert.AreEqual(SecurityType.Equity, key.SecurityType);
+            Assert.AreEqual("[*]", key.Market);
+            Assert.AreEqual("SPY", key.Symbol);
+        }
+
+        [Test]
+        public void ParsesKeyProperly()
+        {
+            const string input = "Equity-usa-SPY";
+            var key = SecurityDatabaseKey.Parse(input);
+            Assert.AreEqual(SecurityType.Equity, key.SecurityType);
+            Assert.AreEqual(Market.USA, key.Market);
+            Assert.AreEqual("SPY", key.Symbol);
+        }
+
+        [Test]
+        public void ParsesWildcardSymbol()
+        {
+            const string input = "Equity-usa-[*]";
+            var key = SecurityDatabaseKey.Parse(input);
+            Assert.AreEqual(SecurityType.Equity, key.SecurityType);
+            Assert.AreEqual(Market.USA, key.Market);
+            Assert.AreEqual("[*]", key.Symbol);
+        }
+
+        [Test]
+        public void ParsesWildcardMarket()
+        {
+            const string input = "Equity-[*]-SPY";
+            var key = SecurityDatabaseKey.Parse(input);
+            Assert.AreEqual(SecurityType.Equity, key.SecurityType);
+            Assert.AreEqual("[*]", key.Market);
+            Assert.AreEqual("SPY", key.Symbol);
+        }
+
+        [Test]
+        public void EqualityMembersAreCaseInsensitive()
+        {
+            var key = new SecurityDatabaseKey("uSa", "SPY", SecurityType.Equity);
+            var key2 = new SecurityDatabaseKey("UsA", "spy", SecurityType.Equity);
+
+            Assert.AreEqual(key, key2);
+            Assert.AreEqual(key.GetHashCode(), key2.GetHashCode());
+        }
+
+        [Test]
+        public void ThrowsOnWildcardSecurityType()
+        {
+            const string input = "[*]-usa-SPY";
+            Assert.Throws<FormatException>(() =>
+            {
+                SecurityDatabaseKey.Parse(input);
+            }, "as a SecurityType");
+        }
+
+        [Test]
+        public void ThrowsOnInvalidFormat()
+        {
+            const string input = "Equity-[*]";
+            Assert.Throws<FormatException>(() =>
+            {
+                SecurityDatabaseKey.Parse(input);
+            }, "expected format");
+        }
+
+        [TestCase("Index-usa-SPX")]
+        [TestCase("IndexOption-usa-SPX")]
+        public void DoesNotThrowOnUnknownSecurityType(string key)
+        {
+            Assert.DoesNotThrow(() => SecurityDatabaseKey.Parse(key));
+        }
+    }
+}