Dependency Injection extensions

SystemExtensions.DependencyInjection.Tests/Logging/DebugLogsWriterTests.cs

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+using FluentAssertions;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using System;
+using System.Logging;
+
+namespace SystemExtensions.DependencyInjection.Tests.Logging
+{
+    [TestClass]
+    public class DebugLogsWriterTests
+    {
+        private readonly DebugLogsWriter logsWriter = new();
+
+        [TestMethod]
+        public void WriteLog_Succeeds()
+        {
+            this.logsWriter.WriteLog(new Log());
+        }
+
+        [TestMethod]
+        public void WriteNullLog_Throws()
+        {
+            Action action = new(() =>
+            {
+                this.logsWriter.WriteLog(null);
+            });
+
+            action.Should().Throw<Exception>();
+        }
+    }
+}