public void ApplyingTaxThatValueEqualsZeroShouldResultInFinalPriceThatIsEqualToPreferredPriceOfProductAfterThatCalculateFinalPriceIsCalled()
{
var productWithPreferredPrice = Product()
.WithCategoryId((int)ProductCategoryEnum.Clothing).WithPreferredPrice(PreferredPrice)
.Build();
void StandardCalculateFinalPriceCall() => Algorithm.CalculateFinalPrice(productWithPreferredPrice, _state, 1);
Assert.That(StandardCalculateFinalPriceCall, DoesNotThrow.An <ArgumentOutOfRangeException>());
var finalPrice = productWithPreferredPrice.FinalPrice;
Assert.That(finalPrice, Is.EqualTo(PreferredPrice));
}
public void CalculateFinalPriceShouldUpdateProperlyFinalPriceOfProduct()
{
var state = State().AddTax().OfCategoryId((int)ProductCategoryEnum.Clothing).OfTaxRate(10).ConfirmTax().Build();
var product = Product().WithCategoryId((int)ProductCategoryEnum.Clothing).WithPurchasePrice(20)
.WithPreferredPrice(PreferredPriceOf40).Build();
void StandardCalculateFinalPriceCall() => Algorithm.CalculateFinalPrice(product, state, 1);
Assert.That(StandardCalculateFinalPriceCall, DoesNotThrow.An <ArgumentOutOfRangeException>());
var finalPrice = product.FinalPrice;
Assert.That(finalPrice, Is.EqualTo(FinalPriceOf36));
}