ASP.NET MVC IDependencyResolver stub

DependencyResolverStub.cs

using System;
using System.Collections.Generic;
using System.Web.Mvc;
using default_auth_review.Controllers;

namespace default_auth_review.Lib
{
    public class StubDependencyResolver : IDependencyResolver
    {
        public object GetService(Type serviceType)
        {
            if (serviceType == typeof (AccountController))
                return new AccountController(new UserServiceStub(), new AuthenticationServiceStub());

            return null;
        }

        public IEnumerable<object> GetServices(Type serviceType)
        {
            yield break;
        }
    }
}