static void Main(string[] args)
{
#region init book and shelf
var bookShelfServ = new BookShelfService(new BookShelf
{
Name = "Tolkien's books"
});
bookShelfServ.AddBook(new Book
{
Name = "Lord of Rings",
NumOfPages = 789,
Authors = new List <string>(new string[] { "Tolkien" }),
Year = 1978
});
#endregion init book and shelf
var session1 = new ConsoleSession(bookShelfServ);
session1.NewSession();
}