MVC Controller进行单元测试

/// <summary>
    /// 单元测试控制器基类。
    /// </summary>
    public class UnitTestBaseController : Controller
    {
        public UnitTestBaseController()
        {
            var httpContext = new Moq.Mock<HttpContextBase>();

            var response = new Moq.Mock<HttpResponseBase>();
            httpContext.Setup(ht => ht.Response).Returns(response.Object);

            var request = new Moq.Mock<HttpRequestBase>();
            var queryString = new System.Collections.Specialized.NameValueCollection();
            request.Setup(r => r.QueryString).Returns(queryString);

            var httpCookieCollection = new HttpCookieCollection();
            httpCookieCollection.Add(new HttpCookie("token", "124"));
            request.Setup(r => r.Cookies).Returns(httpCookieCollection);

            httpContext.Setup(ht => ht.Request).Returns(request.Object);

            var ctrlContext = new ControllerContext();
            ctrlContext.HttpContext = httpContext.Object;

            this.ControllerContext = ctrlContext;

            //在这里执行了过滤器功能
            this.OnActionExecuting(new ActionExecutingContext());
        }


        protected override void OnActionExecuting(ActionExecutingContext context)
        {
            //throw new Exception("过滤器说有问题，哈哈！");
        }
    }

public class TestController : UnitTestBaseController
    {
        public TestController()
        {
        }

        public void Index()
        {
            var token = Request.Cookies["token"];
            if (token != null)
            {
                Response.Write("已登录:" + token.Value);
                Console.WriteLine("已登录:" + token.Value);
            }
            else
            {
                Response.Write("未登录!");
                Console.WriteLine("未登录!");
            }
        }
    }