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 +1,67 @@
+/*
+ * 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.IO;
+using NUnit.Framework;
+using QuantConnect.Logging;
+
+namespace QuantConnect.Tests.Logging
+{
+    [TestFixture]
+    public class FileLogHandlerTests
+    {
+        [Test]
+        public void WritesMessageToFile()
+        {
+            const string file = "log2.txt";
+            File.Delete(file);
+
+            var debugMessage = "*debug message*" + DateTime.UtcNow.ToStringInvariant("o");
+            using (var log = new FileLogHandler(file))
+            {
+                log.Debug(debugMessage);
+            }
+
+            var contents = File.ReadAllText(file);
+            Assert.IsNotNull(contents);
+            Assert.IsTrue(contents.Contains(debugMessage));
+
+            File.Delete(file);
+        }
+
+        [Test]
+        public void UsesGlobalFilePath()
+        {
+            var previous = Log.FilePath;
+            Directory.CreateDirectory("filePathTest");
+            Log.FilePath = Path.Combine("filePathTest", "log2.txt");
+            File.Delete(Log.FilePath);
+
+            var debugMessage = "*debug message*" + DateTime.UtcNow.ToStringInvariant("o");
+            using (var log = new FileLogHandler())
+            {
+                log.Debug(debugMessage);
+            }
+
+            var contents = File.ReadAllText(Log.FilePath);
+            File.Delete(Log.FilePath);
+            Log.FilePath = previous;
+
+            Assert.IsNotNull(contents);
+            Assert.IsTrue(contents.Contains(debugMessage));
+        }
+    }
+}