public void GetShopDb() { var dbShop = new DbShop(); var shop = new Shop() { Name = "hello world", Address = "Hello address", OpeningTime = "Manday Never", Cvr = "12121212", Warehouses = new List <Warehouse>(), Chain = new Chain { Id = 1, Cvr = "12121212", Name = "", Persons = new List <Person>(), Shops = new List <Shop>() } }; var i = dbShop.AddShop(shop); var j = dbShop.GetShop(i); dbShop.DeleteShop(i); Assert.IsNotNull(j); }