public void AddProductTest() { ProductInfo info = new ProductInfo("add desc", "add path", 2); Product product = new Product("add name", 0, info); _categories.AddProduct(6, "add name", info); Assert.AreEqual(_categories.GetProductQuantityOfCategory(6), 2); Assert.AreEqual(_categories.GetProduct(new Point(6, GetLastProductIndex(6))).IsEqual(product), true); }