Background services implementation (#6)

MTSC.UnitTests/RoutingModules/IterationModule.cs

@@ -0,0 +1,30 @@
+using MTSC.Common.Http;
+using MTSC.Common.Http.RoutingModules;
+using MTSC.UnitTests.BackgroundServices;
+using System;
+using System.Threading.Tasks;
+
+namespace MTSC.UnitTests.RoutingModules
+{
+    public sealed class IterationModule : HttpRouteBase
+    {
+        private readonly IteratingService iteratingService;
+
+        public IterationModule(
+            IteratingService iteratingService)
+        {
+            this.iteratingService = iteratingService ?? throw new ArgumentNullException(nameof(iteratingService));
+        }
+
+        public override Task<HttpResponse> HandleRequest(HttpRequestContext request)
+        {
+            var iteration = this.iteratingService.Iteration;
+
+            return Task.FromResult(new HttpResponse
+            {
+                StatusCode = HttpMessage.StatusCodes.OK,
+                BodyString = iteration.ToString()
+            });
+        }
+    }
+}