[英]Unit Testing my MVC4 Controller Action Method where Session is checked for null
我已經開始學習MVC4中的單元測試,並且有一個項目正在嘗試使用NUnit Framework for Test Cases進行測試。 我的控制器操作方法如下:
public ActionResult Edit(long id)
{
if (Session["Admin"] != null)
{
tbl_Users objUser = new tbl_Users();
objUser = objDBContext.tbl_Users.Find(id);
if (objUser != null)
{
TempData["Edit"] = objUser;
return PartialView("_Edit", objUser);
}
}
return RedirectToAction("Logout", "Home");
}
這是我的Test類文件,我在其中編寫了TestMethod進行測試
[TestFixture]
public class AdminControllerTest
{
[Test]
public void Edit()
{
AdminController Admin = new AdminController();
var id = Admin.Edit(3) as ViewResult;
Assert.AreEqual("Edit", id.ViewName);
}
}
問題是,當我在調試模式下運行時,它將調用操作方法,但是由於Session [“ Admin”]為null,它會引發NullReference異常。 誰能告訴我如何在“測試方法”之上運行。 謝謝
您可以像這樣模擬控制器的SessionState和HttpContext:
(此代碼使用Moq)
using System.Web;
using Moq;
[TestFixture]
public class AdminControllerTest
{
[Test]
public void Edit()
{
var mockSession = new Mock<HttpSessionStateBase>();
mockSession.Setup(f => f["admin"]).Returns(()=> "yesToAdmin");
var mockContext = new Mock<HttpContextBase>();
mockContext.Setup(f => f.Session).Returns(mockSession.Object);
AdminController admin = new AdminController();
admin.ControllerContext = new ControllerContext()
{
Controller = admin,
RequestContext = new RequestContext(mockContext.Object, new RouteData())
};
var id = admin.Edit(3) as ViewResult;
Assert.AreEqual("Edit", id.ViewName);
}
}
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