public void NoItemIsAddedOnPointOfSaleTerminal()
{
//Arrange
PointOfSaleTerminal pointOfSale = new PointOfSaleTerminal();
//Act
int result = pointOfSale.ItemCount();
//Assert
Assert.AreEqual(0, result);
}
public void ItemIsAddedOnPointOfSaleTerminal()
{
//Arrange
PointOfSaleTerminal pointOfSale = new PointOfSaleTerminal();
Product A = new Product("A", 1, 1.25);
//Act
pointOfSale.ScanProduct(A);
int result = pointOfSale.ItemCount();
//Assert
Assert.AreEqual(1, result);
}