public void Ifge()
{
var priceCalc = new PriceCalculator();
priceCalc.Push("Beans", "can", 0.65, 0);
priceCalc.Push("Bread", "loaf", 0.80, 0);
priceCalc.Push("Milk", "bottle", 1.30, 0);
priceCalc.Push("Apple", "bag", 1, 0);
priceCalc.Modify("Apple", "bag", 10, 0);
priceCalc.Calculator("Apple,2,Milk,3,Beans,2,Bread,1");
//Assert.That(priceCalc._priceList[3], Is.EqualTo(10));
}