refactor and add [ExcludeFromCodeCoverage] attribute to up test code …

…coverage

src/Downloader.DummyHttpServer/DummyApiException.cs

@@ -1,7 +1,9 @@
-using System.Net;
+using System.Diagnostics.CodeAnalysis;
+using System.Net;
 
 namespace Downloader.DummyHttpServer;
 
+[ExcludeFromCodeCoverage]
 public class DummyApiException : WebException
 {
     public DummyApiException(string message)

src/Downloader.DummyHttpServer/DummyApiExceptionFilterAttribute.cs

@@ -1,10 +1,12 @@
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.AspNetCore.Mvc.Filters;
+using System.Diagnostics.CodeAnalysis;
 using System.Net;
 using static System.Console;
 
 namespace Downloader.DummyHttpServer;
 
+[ExcludeFromCodeCoverage]
 public class DummyApiExceptionFilterAttribute : ExceptionFilterAttribute
 {
     public override void OnException(ExceptionContext context)

src/Downloader.DummyHttpServer/DummyData.cs

@@ -1,10 +1,12 @@
 using System;
+using System.Diagnostics.CodeAnalysis;
 
 namespace Downloader.DummyHttpServer;
 
 /// <summary>
 /// Class with helper methods to create random data
 /// </summary>
+[ExcludeFromCodeCoverage]
 public static class DummyData
 {
     private static Random _rand = new Random(DateTime.Now.GetHashCode());

src/Downloader.DummyHttpServer/DummyFileHelper.cs

@@ -1,8 +1,10 @@
-using System.IO;
+using System.Diagnostics.CodeAnalysis;
+using System.IO;
 using System.Linq;
 
 namespace Downloader.DummyHttpServer;
 
+[ExcludeFromCodeCoverage]
 public static class DummyFileHelper
 {
     public const string TempFilesExtension = ".temp";

src/Downloader.DummyHttpServer/DummyLazyStream.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Diagnostics.CodeAnalysis;
 using System.IO;
 
 namespace Downloader.DummyHttpServer;
@@ -10,6 +11,7 @@ public enum DummyDataType
     Single
 }
 
+[ExcludeFromCodeCoverage]
 public class DummyLazyStream : Stream
 {
     private readonly Random _random;

src/Downloader.DummyHttpServer/HttpServer.cs

@@ -2,14 +2,15 @@
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.AspNetCore.Hosting.Server.Features;
 using Microsoft.Extensions.Caching.Memory;
-using Microsoft.Extensions.Hosting;
 using System;
+using System.Diagnostics.CodeAnalysis;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 
 namespace Downloader.DummyHttpServer;
 
+[ExcludeFromCodeCoverage]
 public class HttpServer
 {
     private static IMemoryCache _cache = new MemoryCache(new MemoryCacheOptions());

src/Downloader.DummyHttpServer/MockMemoryStream.cs

@@ -1,10 +1,12 @@
 using System;
+using System.Diagnostics.CodeAnalysis;
 using System.IO;
 using System.Threading;
 using System.Threading.Tasks;
 
 namespace Downloader.DummyHttpServer;
 
+[ExcludeFromCodeCoverage]
 public class MockMemoryStream : MemoryStream
 {
     private readonly long _failureOffset = 0;

src/Downloader.DummyHttpServer/Startup.cs

@@ -1,8 +1,10 @@
 using Microsoft.AspNetCore.Builder;
 using Microsoft.Extensions.DependencyInjection;
+using System.Diagnostics.CodeAnalysis;
 
 namespace Downloader.DummyHttpServer;
 
+[ExcludeFromCodeCoverage]
 internal class Startup
 {
     /// <summary>

src/Downloader.Test/Helper/FileLogger.cs

@@ -1,12 +1,14 @@
 using System;
 using System.Collections.Concurrent;
+using System.Diagnostics.CodeAnalysis;
 using System.IO;
 using System.Runtime.CompilerServices;
 using System.Threading;
 using System.Threading.Tasks;
 
 namespace Downloader.Extensions.Logging;
 
+[ExcludeFromCodeCoverage]
 public class FileLogger : ILogger, IDisposable
 {
     private volatile bool _disposed;