C# HttpRequestMessage.SetRouteData方法代碼示例

        public void GetCorsPolicyProvider_Preflight_ReturnsCompleteControllerContext()
        {
           // Arrange
            AttributeBasedPolicyProviderFactory providerFactory = new AttributeBasedPolicyProviderFactory();
            HttpRequestMessage request = new HttpRequestMessage(HttpMethod.Options, "http://localhost/sample");
            request.Headers.Add("Origin", "http://localhost");
            request.Headers.Add(CorsConstants.AccessControlRequestMethod, "POST");
            HttpConfiguration config = new HttpConfiguration();
            HttpControllerContext controllerContext = null;
            var actionSelector = new Mock<IHttpActionSelector>();
            actionSelector.Setup(s => s.SelectAction(It.IsAny<HttpControllerContext>()))
                          .Callback<HttpControllerContext>(context => controllerContext = context);
            config.Services.Replace(typeof(IHttpActionSelector), actionSelector.Object);
            request.SetConfiguration(config);
            IHttpRoute route = config.Routes.MapHttpRoute("default", "{controller}/{id}", new { id = RouteParameter.Optional });
            request.SetRouteData(route.GetRouteData("/", request));

            ICorsPolicyProvider provider = providerFactory.GetCorsPolicyProvider(request);
                                      
            // Assert
            Assert.NotNull(controllerContext);
            Assert.Equal(config, controllerContext.Configuration);
            Assert.NotNull(controllerContext.Request);
            Assert.NotNull(controllerContext.RequestContext);
            Assert.NotNull(controllerContext.Controller);
            Assert.NotNull(controllerContext.ControllerDescriptor);
        }

        protected override Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)
        {
            // Lookup route data, or if not found as a request property then we look it up in the route table
            IHttpRouteData routeData = request.GetRouteData();
            if (routeData == null)
            {
                routeData = _configuration.Routes.GetRouteData(request);

                if (routeData != null)
                {
                    request.SetRouteData(routeData);
                }
                else
                {
                    request.Properties.Add(HttpPropertyKeys.NoRouteMatched, true);
                    return TaskHelpers.FromResult(request.CreateErrorResponse(
                        HttpStatusCode.NotFound,
                        Error.Format(SRResources.ResourceNotFound, request.RequestUri),
                        SRResources.NoRouteData));
                }
            }

            routeData.RemoveOptionalRoutingParameters();

            // routeData.Route could be null if user adds a custom route that derives from System.Web.Routing.Route explicitly 
            // and add that to the RouteCollection in the web hosted case
            var invoker = (routeData.Route == null || routeData.Route.Handler == null) ?
                _defaultInvoker : new HttpMessageInvoker(routeData.Route.Handler, disposeHandler: false);
            return invoker.SendAsync(request, cancellationToken);
        }       

 public HttpRequestMessage initRequest(string controllerName)
 {
     HttpRequestMessage Request = new HttpRequestMessage();
     HttpConfiguration config = new HttpConfiguration();
     IHttpRoute route = config.Routes.MapHttpRoute(controllerName, "api/{controller}/{id}");
     HttpRouteData routeData = new HttpRouteData(route, new HttpRouteValueDictionary { { "controller", controllerName } });
     Request.Properties[HttpPropertyKeys.HttpConfigurationKey] = config;
     Request.Properties["requestId"] = new Guid().ToString();
     Request.SetRouteData(routeData);
     return Request;
 }

        public RouteContext(HttpConfiguration config, HttpRequestMessage request)
        {
            var routeData = config.Routes.GetRouteData(request);
            request.SetRouteData(routeData);

            var controllerSelector = new DefaultHttpControllerSelector(config);
            var descriptor = controllerSelector.SelectController(request);
            ControllerType = descriptor.ControllerType;

            var actionSelector = new ApiControllerActionSelector();
            _actionMappings = actionSelector.GetActionMapping(descriptor).SelectMany(x => x).Where(x => x.SupportedHttpMethods.Contains(request.Method));
        }

        public void GetControllerName_PicksNull_EmptyRouteData()
        {
            // Arrange
            HttpRequestMessage request = new HttpRequestMessage();
            request.SetRouteData(GetRouteData());
            DefaultHttpControllerSelector selector = new DefaultHttpControllerSelector(new HttpConfiguration());

            // Act 
            string selectedControllerName = selector.GetControllerName(request);

            // Assert
            Assert.Null(selectedControllerName);
        }

 public void Can_make_uri_for_v2()
 {
     var req = new HttpRequestMessage(HttpMethod.Get, "http://example.org/MultipleRouteTests/v2");
     req.SetRequestContext(new HttpRequestContext
     {
         VirtualPathRoot = "/"
     });
     req.SetRouteData(_config.Routes.GetRouteData(req));
     req.SetConfiguration(_config);
     var uriMaker = _factory.NewUriMakerFor<MultipleRouteTests.MultipleRouteResourceController>(req);
     var uri = uriMaker.UriFor(c => c.GetById(123));
     Assert.Equal("http://example.org/MultipleRouteTests/v2/123", uri.ToString());
 }

        public void GetControllerName_PicksControllerNameFromRouteData(string controllerKeyName, string controllerName)
        {
            // Arrange
            HttpRequestMessage request = new HttpRequestMessage();
            IHttpRouteData routeData = GetRouteData();
            routeData.Values[controllerKeyName] = controllerName;
            request.SetRouteData(routeData);
            DefaultHttpControllerSelector selector = new DefaultHttpControllerSelector(new HttpConfiguration());

            // Act 
            string selectedControllerName = selector.GetControllerName(request);

            // Assert
            Assert.Equal(controllerName, selectedControllerName);
        }

        private void RedirectController(HttpRequestMessage theRequest, string theRequestedApiVersion)
        {
            // remove version segment, the goal is to matched to the default(no-version) route
            theRequest.Properties.Add("Moodys_OriginalUri", theRequest.RequestUri);
            theRequest.RequestUri = new Uri(theRequest.RequestUri.AbsoluteUri.Replace("/v" + theRequestedApiVersion + "/", "/"));

            // remove routingContext
            theRequest.Properties.Remove("MS_RoutingContext");

            // re-generate routeData
            var aNewRouteData = configuration.Routes.GetRouteData(theRequest);

            // set the new routeData to request
            theRequest.SetRouteData(aNewRouteData);
        }

        public void GetCorsPolicyProvider_Preflight_ReturnsExpectedPolicyProvider(string httpMethod, string path, Type expectedProviderType)
        {
            AttributeBasedPolicyProviderFactory providerFactory = new AttributeBasedPolicyProviderFactory();
            HttpRequestMessage request = new HttpRequestMessage(HttpMethod.Options, "http://localhost/sample" + path);
            request.Headers.Add("Origin", "http://localhost");
            request.Headers.Add(CorsConstants.AccessControlRequestMethod, httpMethod);
            HttpConfiguration config = new HttpConfiguration();
            request.SetConfiguration(config);
            IHttpRoute route = config.Routes.MapHttpRoute("default", "{controller}/{id}", new { id = RouteParameter.Optional });
            request.SetRouteData(route.GetRouteData("/", request));

            ICorsPolicyProvider provider = providerFactory.GetCorsPolicyProvider(request);

            Assert.True(request.GetCorsRequestContext().IsPreflight);
            Assert.IsType(expectedProviderType, provider);
        }

        public void GetCorsPolicyProvider_Preflight_NoHttpConfiguration_Throws()
        {
            AttributeBasedPolicyProviderFactory providerFactory = new AttributeBasedPolicyProviderFactory();

            // No HttpConfiguration set on the request.
            HttpRequestMessage request = new HttpRequestMessage(HttpMethod.Options, "http://localhost/sample");
            request.Headers.Add("Origin", "http://localhost");
            request.Headers.Add(CorsConstants.AccessControlRequestMethod, "GET");
            HttpConfiguration config = new HttpConfiguration();
            IHttpRoute route = config.Routes.MapHttpRoute("default", "{controller}/{id}", new { id = RouteParameter.Optional });
            request.SetRouteData(route.GetRouteData("/", request));

            Assert.Throws<InvalidOperationException>(() =>
                providerFactory.GetCorsPolicyProvider(request),
                "The request does not have an associated configuration object.");
        }

        public void GetVirtualPath_GetsValuesInCaseInsensitiveWay(string controllerKey)
        {
            var route = new HttpRoute("{controller}");
            var request = new HttpRequestMessage();
            request.SetRouteData(
                new HttpRouteData(route, new HttpRouteValueDictionary() {
                    { "controller", "Employees" }
                }));
            var values = new HttpRouteValueDictionary()
            {
                { "httproute", true },
                { controllerKey, "Customers" }
            };

            IHttpVirtualPathData virtualPath = route.GetVirtualPath(request, values);

            Assert.NotNull(virtualPath);
            Assert.Equal("Customers", virtualPath.VirtualPath);
        }

        public IEnumerable<string> Get()
        {
            string routeTemplate = "weather/{areacode}/{days}";
            IHttpRoute route = new HttpRoute(routeTemplate);
            route.Defaults.Add("days", 2);
            HttpRequestMessage request = new HttpRequestMessage(HttpMethod.Get, "/");
            IHttpVirtualPathData pathData;

            //1. 不能提供路由變量areacode的值
            Dictionary<string, object> values = new Dictionary<string, object>();
            pathData = route.GetVirtualPath(request, values);
            yield return pathData == null ? "N/A" : pathData.VirtualPath;

            //2. values無Key為"httproute"的元素
            values.Add("areaCode", "028");
            pathData = route.GetVirtualPath(request, values);
            yield return pathData == null ? "N/A" : pathData.VirtualPath;

            //3. 所有的路由變量值通過values提供
            values.Add("httproute", true);
            values.Add("days", 3);
            IHttpRouteData routeData = new HttpRouteData(route);
            routeData.Values.Add("areacode", "0512");
            routeData.Values.Add("days", 4);
            request.SetRouteData(routeData);
            pathData = route.GetVirtualPath(request, values);
            yield return pathData == null ? "N/A" : pathData.VirtualPath;

            //4. 所有的路由變量值通過request提供
            values.Clear();
            values.Add("httproute", true);
            pathData = route.GetVirtualPath(request, values);
            yield return pathData == null ? "N/A" : pathData.VirtualPath;

            //5. 采用定義在HttpRoute上的默認值(days = 2)
            routeData.Values.Remove("days");
            pathData = route.GetVirtualPath(request, values);
            yield return pathData == null ? "N/A" : pathData.VirtualPath;
        }

        protected override Task<HttpResponseMessage> SendAsync(HttpRequestMessage request,
            CancellationToken cancellationToken)
        {
            //var content = request.Content;
            //string jsonContent = content.ReadAsStringAsync().Result;
            //ApiRequestData data = JsonConvert.DeserializeObject<ApiRequestData>(jsonContent);
            IEnumerable<string> actions;
            request.Headers.TryGetValues("action", out actions);
            if (actions != null && actions.Any())
            {
                string action = actions.FirstOrDefault();
                ApiConfiguration actionConfig = ApiConfigurationMgr.Instanse.GetByKey(action);
                if (actionConfig != null)
                {
                    IHttpRouteData routeData = request.GetRouteData();
                    routeData.Values["controller"] = actionConfig.Controller;
                    routeData.Values["action"] = actionConfig.Action;
                    request.SetRouteData(routeData);
                }
            }

            return base.SendAsync(request, cancellationToken);
        }

        public WebApiTest()
        {
            var routeData = Substitute.For<IHttpRouteData>();
            var routeValues = new Dictionary<string, object> {{"controller", CurrentController}};
            routeData.Values.Returns(routeValues);
            routeData.Route.Returns(Substitute.For<IHttpRoute>());

            Configuration = new HttpConfiguration();
            Configuration.Formatters.JsonFormatter.SerializerSettings.ContractResolver = new CamelCasePropertyNamesContractResolver();
            Configuration.Formatters.JsonFormatter.SerializerSettings.Converters.Add(new StringEnumConverter());
            Routes = Configuration.Routes;

            RequestMessage = new HttpRequestMessage(RequestMethod, RequestUri);
            RequestContext = new TestHttpRequestContext(RequestMessage) {Configuration = Configuration};

            RequestMessage.SetRequestContext(RequestContext);
            RequestMessage.SetConfiguration(Configuration);
            RequestMessage.SetRouteData(routeData);

            ControllerContext = new HttpControllerContext(Configuration, routeData, RequestMessage);
            ControllerDescriptor = Substitute.For<HttpControllerDescriptor>(Configuration, CurrentController, typeof (DummyController));
            ActionDescriptor = Substitute.For<HttpActionDescriptor>(ControllerDescriptor);
            ActionContext = new HttpActionContext(ControllerContext, ActionDescriptor);
        }

		private async Task<HttpResponseMessage> HandleActualRequestAsync(GetRequest request)
		{
			var query = "";
			if (request.Query != null)
				query = request.Query.TrimStart('?').Replace("+", "%2B");

			string indexQuery = null;
			string modifiedQuery;

			// to avoid UriFormatException: Invalid URI: The Uri string is too long. [see RavenDB-1517]
			if (query.Length > 32760 && TryExtractIndexQuery(query, out modifiedQuery, out indexQuery))
			{
				query = modifiedQuery;
			}

			var msg = new HttpRequestMessage(HttpMethod.Get, new UriBuilder
			{
				Host = "multi.get",
				Query = query, 
				Path = request.Url
			}.Uri);
			msg.SetConfiguration(Configuration);
			var route = Configuration.Routes.GetRouteData(msg);
			msg.SetRouteData(route);
			var controllerSelector = new DefaultHttpControllerSelector(Configuration);
			var descriptor = controllerSelector.SelectController(msg);

			foreach (var header in request.Headers)
			{
				msg.Headers.TryAddWithoutValidation(header.Key, header.Value);
			}

			msg.Headers.TryAddWithoutValidation("Raven-internal-request", "true");

			var controller = (RavenBaseApiController)descriptor.CreateController(msg);
			controller.Configuration = Configuration;
			var controllerContext = new HttpControllerContext(Configuration, route, msg)
			{
				ControllerDescriptor = descriptor,
				Controller = controller,
				RequestContext = new HttpRequestContext(),
				RouteData = route
			};
			controller.SkipAuthorizationSinceThisIsMultiGetRequestAlreadyAuthorized = true;
			controller.ControllerContext = controllerContext;
			controllerContext.Request = msg;
			controller.RequestContext = controllerContext.RequestContext;
			controller.Configuration = Configuration;

			if (string.IsNullOrEmpty(indexQuery) == false && (controller as RavenDbApiController) != null)
			{
				((RavenDbApiController)controller).SetPostRequestQuery(indexQuery);
			}

			return await controller.ExecuteAsync(controllerContext, CancellationToken.None);
		}