public void ShouldReturnNoDiscountWhenThereIsNoDiscount()
{
var discountTypes = new List <DiscountType>();
var discountFormula = new DiscountFormula(discountTypes, 1).Discount;
IsType <NoDiscount>(discountFormula);
}
public void ShouldReturnNinetyFivePercentWhenDiscountIsNinetyFivePercent()
{
var discountTypes = new List <DiscountType> {
DiscountType.NintyFivePercentDiscount
};
var discountFormula = new DiscountFormula(discountTypes, 1).Discount;
IsType <NinetyFivePercent>(discountFormula);
}
public void ShouldReturnBuyTwoGetOneFreeWhenDiscountIsBuyTwoGetOneFree()
{
var discountTypes = new List <DiscountType> {
DiscountType.BuyTwoGetOneFree
};
var discountFormula = new DiscountFormula(discountTypes, 1).Discount;
IsType <BuyTwoGetOneFree>(discountFormula);
}
public void ShouldDiscountNinetyFiveWhenTheQuantityIsLessThanThreeWhenBothDiscountApplys()
{
var discountTypes = new List <DiscountType>
{
DiscountType.BuyTwoGetOneFree,
DiscountType.NintyFivePercentDiscount
};
var discountFormula = new DiscountFormula(discountTypes, 2).Discount;
IsType <NinetyFivePercent>(discountFormula);
}
public void ShouldBuyTwoGetOneFreeWhenTheQuantityIsLargerThanTwoWhenBothDiscountApplys()
{
var discountTypes = new List <DiscountType>
{
DiscountType.BuyTwoGetOneFree,
DiscountType.NintyFivePercentDiscount
};
var discountFormula = new DiscountFormula(discountTypes, 3).Discount;
IsType <BuyTwoGetOneFree>(discountFormula);
}
