public void Produces_a_valid_receipt_for_a_single_line_sale()
{
var sale = new SalesOrder(_calculator);
sale.Add(OrderItemFactory.CreateItem("1 book at 12.49"));
var expected = "1 book: $12.49\nSales Taxes: $0.00\nTotal: $12.49";
var actual = sale.ToString();
Assert.Equal(expected, actual);
}
public void Correct_sale_when_new_product_added_to_registry()
{
TaxFreeRegistry.Add("tomato");
var sale = new SalesOrder(_calculator);
sale.Add(OrderItemFactory.CreateItem("2 tomatoes at 20"));
var expected = "2 tomatoes: $40.00\nSales Taxes: $0.00\nTotal: $40.00";
var actual = sale.ToString();
Assert.Equal(expected, actual);
}
public void Produces_a_valid_receipt_for_a_multi_line_sale()
{
var sale = new SalesOrder(_calculator);
sale.Add(OrderItemFactory.CreateItem("10 imported bottles of whiskey at 27.99"));
sale.Add(OrderItemFactory.CreateItem("10 bottles of local whiskey at 18.99"));
sale.Add(OrderItemFactory.CreateItem("10 packets of iodine tablets at 9.75"));
sale.Add(OrderItemFactory.CreateItem("10 boxes of imported potato chips at 11.25"));
var expected = "10 imported bottles of whiskey: $321.90\n10 bottles of local whiskey: $208.90\n10 packets of iodine tablets: $97.50\n10 imported boxes of potato chips: $118.10\nSales Taxes: $66.60\nTotal: $746.40";
var actual = sale.ToString();
Assert.Equal(expected, actual);
}