[英]How to Unit Test a GlassController Action which Returns a View Taking a Model
[英]How to Unit Test a GlassController Action which Uses Sitecore.Context.Item
我是一个Sitecore开发人员,我想创建一个示例sitecore螺旋单元测试项目,以测试您在“ ArticleController”控制器的Index()操作方法中看到的逻辑:
public class ArticleController : GlassController
{
public override ActionResult Index()
{
// If a redirect has been configured for this Article, then redirect to new location.
if (Sitecore.Context.Item.Fields[SitecoreFieldIds.WTW_REDIRECT_TO] != null && !string.IsNullOrEmpty(Sitecore.Context.Item.Fields[SitecoreFieldIds.WTW_REDIRECT_TO].Value))
{
var link = (LinkField)Sitecore.Context.Item.Fields[SitecoreFieldIds.WTW_REDIRECT_TO];
if (link != null)
{
if (link.IsInternal)
{
return Redirect(Sitecore.Links.LinkManager.GetItemUrl(link.TargetItem));
}
else
{
return Redirect(link.Url);
}
}
}
var model = new ArticleBusiness().FetchPopulatedModel;
return View("~/Views/Article/Article.cshtml", model);
}
//below is alternative code I wrote for mocking and unit testing the logic in above Index() function
private readonly IArticleBusiness _businessLogic;
public ArticleController(IArticleBusiness businessLogic)
{
_businessLogic = businessLogic;
}
public ActionResult Index(int try_businessLogic)
{
// How do we replicate the logic in the big if-statement in above "override ActionResult Index()" method?
var model = _businessLogic.FetchPopulatedModel;
return View("~/Views/EmailCampaign/EmailArticle.cshtml", model);
}
}
这是我的单元测试课中的内容:
[TestClass]
public class UnitTest1
{
[TestMethod]
public void Test_ArticleController_With_SitecoreItem()
{
//Arrange
var businessLogicFake = new Mock<IArticleBusiness>();
var model = new ArticleViewModel()
{
ArticleType = "Newsletter",
ShowDownloadButton = true
};
businessLogicFake.Setup(x => x.FetchPopulatedModel).Returns(model);
//How do I also mock the Sitecore.Context.Item and send it into the constructor, if that's the right approach?
ArticleController controllerUnderTest = new ArticleController(businessLogicFake.Object);
//Act
var result = controllerUnderTest.Index(3) as ViewResult;
//Assert
Assert.IsNotNull(result);
Assert.IsNotNull(result.Model);
}
}
基本上,我想模拟一个Sitecore.Context.Item,它具有一个“ LinkField”值(在上面称为“ SitecoreFieldIds.WTW_REDIRECT_TO”),以某种方式将其发送到控制器中,并执行与大if语句相同的确切逻辑在我们原始的“公共重写ActionResult Index()”方法中。
完成所有这些操作的确切代码是什么? 谢谢!
您正在将代码/逻辑耦合到静态类,这使得很难单独进行测试。 您还尝试模拟无法控制的代码。
在您控制的抽象背后封装所需的功能。
public interface IArticleRedirectService {
Url CheckUrl();
}
public class ArticleRedirectionService : IArticleRedirectionService {
public Url CheckUrl() {
if (Sitecore.Context.Item.Fields[SitecoreFieldIds.WTW_REDIRECT_TO] != null &&
!string.IsNullOrEmpty(Sitecore.Context.Item.Fields[SitecoreFieldIds.WTW_REDIRECT_TO].Value)) {
var link = (LinkField)Sitecore.Context.Item.Fields[SitecoreFieldIds.WTW_REDIRECT_TO];
if (link != null) {
if (link.IsInternal) {
return Sitecore.Links.LinkManager.GetItemUrl(link.TargetItem);
} else {
return link.Url;
}
}
}
return null;
}
}
控制器将通过构造函数注入显式依赖于服务。
public class ArticleController : GlassController {
private readonly IArticleBusiness businessLogic;
private readonly IArticleRedirectionService redirect;
public ArticleController(IArticleBusiness businessLogic, IArticleRedirectionService redirect) {
this.businessLogic = businessLogic;
this.redirect = redirect;
}
public ActionResult Index() {
// If a redirect has been configured for this Article,
// then redirect to new location.
var url = redirect.CheckUrl();
if(url != null) {
return Redirect(url);
}
var model = businessLogic.FetchPopulatedModel;
return View("~/Views/EmailCampaign/EmailArticle.cshtml", model);
}
}
该代码现在可以灵活地模拟依赖关系,以便使用Moq或任何其他框架进行单元测试。
我强烈建议您出于此目的使用Sitecore.FakeDb ,这是Sitecore的单元测试框架。 简而言之,上下文项的模拟将如下所示:
[TestCase]
public void FooActionResultTest()
{
// arrange
var itemId = ID.NewID;
using (var db = new Db
{
new DbItem("Some Item", itemId)
{
new DbField(SitecoreFieldIds.WTW_REDIRECT_TO) { Value = "{some-raw-value}" }
}
})
{
// act
Sitecore.Context.Item = db.GetItem(itemId);
// assert
Sitecore.Context.Item[SitecoreFieldIds.WTW_REDIRECT_TO].Should().Be("{some-raw-value}");
}
}
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