W TDD istnieje składnia Arrange Act Assert (AAA): [Test] public void Test_ReturnItemForRefund_ReturnsStockOfBlackSweatersAsTwo_WhenOneInStockAndOneIsReturned() { //Arrange ShopStock shopStock = new ShopStock(); Item blackSweater = new Item("ID: 25"); shopStock.AddStock(blackSweater); int...