static void Main(string[] args)
{
Invoice cust1 = new Invoice("Jorma");
cust1.InvoiceAdd(new InvoiceItem("Milk", 1.75, 1));
cust1.InvoiceAdd(new InvoiceItem("Beer", 5.25, 1));
cust1.InvoiceAdd(new InvoiceItem("Butter", 2.50, 2));
Console.WriteLine(cust1.PrintInvoice());
}
public void TotalTest()
{
//arrange
Invoice inv = new Invoice("asd");
inv.InvoiceAdd(new InvoiceItem("Milk", 1.75, 1));
inv.InvoiceAdd(new InvoiceItem("Beer", 5.25, 1));
double expected = 7;
//act
double actual = inv.Total();
//assert
Assert.AreEqual(expected,actual);
}