public static MvcHtmlString PageLinks(this HtmlHelper html,
PadingInfo 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");
tag.AddCssClass("btn-primary");
}
tag.AddCssClass("btn btn-default");
result.Append(tag.ToString());
}
return MvcHtmlString.Create(result.ToString());
}
public void Can_Send_View_Model()
{
Mock <IProductRepository> mock = new Mock <IProductRepository>();
mock.Setup(m => m.Products).Returns((new Product[] {
new Product {
ProductID = 2, Name = "P2"
},
new Product {
ProductID = 3, Name = "P3"
},
new Product {
ProductID = 4, Name = "P4"
},
new Product {
ProductID = 5, Name = "P5"
}
}).AsQueryable <Product>());
//Организация
ProductController controller =
new ProductController(mock.Object)
{
PageSize = 3
};
//Действие
ProductsListViewModel result =
controller.List(null, 2).ViewData.Model as ProductsListViewModel;
//Утверждение
PadingInfo PageInfo = result.padingInfo;
Assert.Equal(2, PageInfo.CurentPage);
Assert.Equal(3, PageInfo.ItemPerPage);
Assert.Equal(5, PageInfo.TotalItems);
Assert.Equal(2, PageInfo.TotalPages);
}
public void Can_Send_Pagination_View_Model()
{
//Model
Mock <IBookRepository> mock = new Mock <IBookRepository>();
mock.Setup(b => b.Books).Returns(new Book[]
{
new Book {
BookId = 1, Name = "B1"
},
new Book {
BookId = 2, Name = "B2"
},
new Book {
BookId = 3, Name = "B3"
},
new Book {
BookId = 4, Name = "B4"
},
new Book {
BookId = 5, Name = "B5"
},
});
BookController bookController = new BookController(mock.Object)
{
PageSize = 3
};
//Act
BooksListViewModel result = bookController.List(null, 2).ViewData.Model as BooksListViewModel;
PadingInfo pageInfo = result.PadingInfo;
//Cheking conditions
Assert.Equal(2, pageInfo.CurrentPage);
Assert.Equal(3, pageInfo.ItemsPerPage);
Assert.Equal(5, pageInfo.TotalItems);
Assert.Equal(2, pageInfo.TotalPages);
}