[Test] //Given input to check
public void TotalPriceBeforeDiscountForSevenSameProduct()
{
//Arrange
PointOfSaleTerminal pointOfSale = new PointOfSaleTerminal();
Product C = new Product("C", 7, 1);
//Act
pointOfSale.ScanProduct(C);
double result = pointOfSale.GetTotalPriceBeforeDiscount();
//Assert
Assert.AreEqual(7, result);
}
[Test] //Given input to check
public void TotalPriceBeforeDiscountForDifferentOrMoreThanOneSameProduct()
{
//Arrange
PointOfSaleTerminal pointOfSale = new PointOfSaleTerminal();
Product A = new Product("A", 3, 1.25);
Product B = new Product("B", 2, 4.25);
Product C = new Product("C", 1, 1.00);
Product D = new Product("D", 1, 0.75);
//Act
pointOfSale.ScanProduct(A);
pointOfSale.ScanProduct(B);
pointOfSale.ScanProduct(C);
pointOfSale.ScanProduct(D);
double result = pointOfSale.GetTotalPriceBeforeDiscount();
//Assert
Assert.AreEqual(14, result);
}