public static MvcHtmlString PageLinks(this HtmlHelper html, PagingInfo pagingInfo, Func<int, string> pageUrl) { StringBuilder result = new StringBuilder(); for (int i = 1; i <= pagingInfo.TotalPages; i++) { TagBuilder tag = new TagBuilder("a"); tag.MergeAttribute("href", pageUrl(i)); tag.InnerHtml = i.ToString(); if (i == pagingInfo.CurrenPage) tag.AddCssClass("selected"); result.Append(tag.ToString()); } return MvcHtmlString.Create(result.ToString()); }
public void Can_Generate_Page_Links() { //arrange HtmlHelper myHelper = null; PagingInfo pagingInfo = new PagingInfo { CurrenPage = 2, TotalItems = 28, ItemsPerPage = 10 }; Func<int, string> pageUrlDelegae = i => "Page" + i; //act MvcHtmlString result = myHelper.PageLinks(pagingInfo, pageUrlDelegae); //assert Assert.AreEqual(result.ToString(), @"<a href=""Page1"">1</a>" + @"<a class=""selected"" href=""Page2"">2</a>" + @"<a href=""Page3"">3</a>"); }