fixed failing tests

Author: david-driscoll

src/JsonRpc/RequestRouter.cs

@@ -22,7 +22,7 @@ public IDisposable Add(IJsonRpcHandler handler)
             return _collection.Add(handler);
         }
 
-        private IHandlerDescriptor GetDescriptor(IMethodWithParams instance)
+        private IHandlerDescriptor FindDescriptor(IMethodWithParams instance)
         {
             return _collection.FirstOrDefault(x => x.Method == instance.Method);
         }
@@ -91,12 +91,12 @@ protected virtual async Task<ErrorResponse> RouteRequest(IHandlerDescriptor hand
 
         public IHandlerDescriptor GetDescriptor(Notification notification)
         {
-            return GetDescriptor(notification);
+            return FindDescriptor(notification);
         }
 
         public IHandlerDescriptor GetDescriptor(Request request)
         {
-            return GetDescriptor(request);
+            return FindDescriptor(request);
         }
 
         Task IRequestRouter.RouteNotification(Notification notification)

test/JsonRpc.Tests/MediatorTestsNotificationHandler.cs

@@ -19,11 +19,11 @@ public async Task ExecutesHandler()
             var exitHandler = Substitute.For<IExitHandler>();
 
             var collection = new HandlerCollection { exitHandler };
-            var mediator = new RequestRouter(collection);
+            IRequestRouter mediator = new RequestRouter(collection);
 
             var notification = new Notification("exit", null);
 
-            await mediator.RouteNotification(null, notification);
+            await mediator.RouteNotification(notification);
 
             await exitHandler.Received(1).Handle();
         }