[英]Mocking RouteData to test HtmlHelper RouteLink
幫手:
public static MvcHtmlString RouteLink(this HtmlHelper helper, String linkText, String routeName, Object routeValues, String status)
{
if (status.ToLower() == "post-game" || status.ToLower() == "mid-game")
{
return helper.RouteLink(linkText, routeName, routeValues);
}
return MvcHtmlString.Create(" ");
}
單元測試:
[TestMethod]
public void RouteLinkTest()
{
var httpContext = new Mock<HttpContextBase>();
var routeData = new Mock<RouteData>();
var viewContext = new ViewContext { HttpContext = httpContext.Object, RouteData = routeData.Object };
var helper = new HtmlHelper(viewContext, new Mock<IViewDataContainer>().Object);
var target01 = helper.RouteLink("Linking Text", "route-name", new { id = "id" }, "status");
Assert.IsNotNull(target01);
}
錯誤:
Test method Web.Tests.Extensions.HtmlHelpersTest.RouteLinkTest threw exception:
System.ArgumentException: A route named 'route-name' could not be found in the route collection.
Parameter name: name
問題:我如何模擬路由以獲得正確的路由名稱?
而不是模擬路由值告訴 MvcApplication 注冊它們
var routes = new RouteCollection();
MvcApplication.RegisterRoutes(routes);
當我必須用類似的東西在我的 controller 中測試一些 redirectToAction 時,我會使用它
var controller = GetController();
var httpContext = Utilities.MockControllerContext(true, false).Object;
controller.ControllerContext = new ControllerContext(httpContext, new RouteData(), controller);
var routes = new RouteCollection();
MvcApplication.RegisterRoutes(routes);
controller.Url = new UrlHelper(new RequestContext(httpContext, new RouteData()), routes);
var result = controller.DoMyStuff();
Assert.IsInstanceOfType(typeof(RedirectResult), result);
var actual = (RedirectResult)result;
Assert.AreEqual("/myurl", actual.Url.ToString());
我從來沒有測試過像你這樣的助手,但我認為這應該有效
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