Unit tests working; added logger adapter.

src/ApplicationCore/Interfaces/IAppLogger.cs

@@ -0,0 +1,7 @@
+namespace ApplicationCore.Interfaces
+{
+    public interface IAppLogger<T>
+    {
+        void LogWarning(string message, params object[] args);
+    }
+}

src/ApplicationCore/Interfaces/IImageService.cs

@@ -1,16 +1,7 @@
-using ApplicationCore.Entities;
-using Microsoft.eShopWeb.ApplicationCore.Entities;
-using System.Security.Principal;
-using System.Threading.Tasks;
-
-namespace ApplicationCore.Interfaces
+namespace ApplicationCore.Interfaces
 {
-
     public interface IImageService
     {
         byte[] GetImageBytesById(int id);
     }
-
-
-
 }

src/Infrastructure/Logging/LoggerAdapter.cs

@@ -0,0 +1,18 @@
+using ApplicationCore.Interfaces;
+using Microsoft.Extensions.Logging;
+
+namespace Infrastructure.Logging
+{
+    public class LoggerAdapter<T> : IAppLogger<T>
+    {
+        private readonly ILogger<T> _logger;
+        public LoggerAdapter(ILoggerFactory loggerFactory)
+        {
+            _logger = loggerFactory.CreateLogger<T>();
+        }
+        public void LogWarning(string message, params object[] args)
+        {
+            _logger.LogWarning(message, args);
+        }
+    }
+}

src/Web/Controllers/CatalogController.cs

@@ -15,12 +15,12 @@ namespace Microsoft.eShopWeb.Controllers
         private readonly IHostingEnvironment _env;
         private readonly ICatalogService _catalogService;
         private readonly IImageService _imageService;
-        private readonly ILogger<CatalogController> _logger;
+        private readonly IAppLogger<CatalogController> _logger;
 
         public CatalogController(IHostingEnvironment env,
             ICatalogService catalogService,
             IImageService imageService,
-            ILogger<CatalogController> logger)
+            IAppLogger<CatalogController> logger)
         {
             _env = env;
             _catalogService = catalogService;

src/Web/Startup.cs

@@ -13,6 +13,7 @@ using System.Text;
 using Microsoft.AspNetCore.Http;
 using ApplicationCore.Interfaces;
 using Infrastructure.FileSystem;
+using Infrastructure.Logging;
 
 namespace Microsoft.eShopWeb
 {
@@ -68,6 +69,7 @@ namespace Microsoft.eShopWeb
             services.AddScoped<CatalogService>();
             services.Configure<CatalogSettings>(Configuration);
             services.AddSingleton<IImageService, LocalFileImageService>();
+            services.AddScoped(typeof(IAppLogger<>), typeof(LoggerAdapter<>));
             services.AddMvc();
 
             _services = services;

tests/UnitTests/Web/Controllers/CatalogControllerGetImage.cs

@@ -12,7 +12,7 @@ namespace UnitTests
     public class CatalogControllerGetImage
     {
         private Mock<IImageService> _mockImageService = new Mock<IImageService>();
-        private Mock<ILogger<CatalogController>> _mockLogger = new Mock<ILogger<CatalogController>>();
+        private Mock<IAppLogger<CatalogController>> _mockLogger = new Mock<IAppLogger<CatalogController>>();
         private CatalogController _controller;
         private int _testImageId = 123;
         private byte[] _testBytes = { 0x01, 0x02, 0x03 };