public void WhenWeBuy5ProductMustReturn3Products()
{
const Discount.DiscountType discountType = (Discount.DiscountType) 1;
var discount = new Discount(discountType, 10, 40); // 40% off from 10 products
const decimal quantity = 10;
var actual = discount.Apply(quantity, discount);
Assert.Equal(6, actual);
}
public void WhenWeHaveDiscountTypeQuantityAndReturnIsHalfQuantity()
{
const Discount.DiscountType discountType = (Discount.DiscountType) 1;
var discount = new Discount(discountType, 1000, 10);
const decimal quantity = 1000;
var actual = discount.Apply(quantity, discount);
Assert.Equal(900, actual);
}
public void Validate__GroupSizeForDiscount_is_set_while_Type_is_different_from_ForGroup__Should_be_invalid([Values(
Discount.DiscountType.ForChild,
Discount.DiscountType.ForDisabled,
Discount.DiscountType.ForFamily,
Discount.DiscountType.ForPensioner,
Discount.DiscountType.ForStudent)]
Discount.DiscountType type)
{
var invalidDiscount = new DiscountDto {
GroupSizeForDiscount = 20, Type = type
};
_validator.ShouldHaveValidationErrorFor(x => x.GroupSizeForDiscount, invalidDiscount);
}
