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.CurrentPage) { tag.AddCssClass("selected"); } result.Append(tag.ToString()); } return MvcHtmlString.Create(result.ToString()); }
public void Can_Generate_Page_Links() { HtmlHelper myHelper = null; PagingInfo pagingInfo = new PagingInfo { CurrentPage = 2, TotalItems = 28, ItemsPerPage = 10 }; Func<int, string> pageUrlDelegate = i => "Page" + i; // Act MvcHtmlString result = myHelper.PageLinks(pagingInfo, pageUrlDelegate); // Assert Assert.AreEqual(result.ToString(), @"<a href=""Page1"">1</a>" + @"<a class=""selected"" href=""Page2"">2</a>" + @"<a href=""Page3"">3</a>"); }