public void Less_or_equal_than_zero_donation_amount_should_throw_exception()
{
var taxRepository = new Mock <ITaxRepository>();
var giftAidCalculator = new Model.GiftAidCalculator(taxRepository.Object);
const decimal donationAmount = -10.0m;
var otherEvent = _events.Find(e => e.EventType == EventType.Other);
var giftAidAmount = giftAidCalculator.CalculateGiftAidAmount(donationAmount, otherEvent);
}
private static void CalculateGiftAid(TaxRepository taxRepository, EventSupplement selectedEventSupplement)
{
Console.WriteLine("Please Enter donation amount:");
var donation = decimal.Parse(Console.ReadLine());
var giftAidCalculator = new Model.GiftAidCalculator(taxRepository);
Console.WriteLine("Your gift aid amount is:");
Console.WriteLine(giftAidCalculator.CalculateGiftAidAmount(donation, selectedEventSupplement));
}
public void Gift_aid_should_return_proper_amount_with_three_percent_supplement_on_swimming_events()
{
var taxRepository = new Mock <ITaxRepository>();
taxRepository.Setup(t => t.RetrieveTaxRate()).Returns(20m);
var giftAidCalculator = new Model.GiftAidCalculator(taxRepository.Object);
const decimal donationAmount = 100m;
var swimmingEvent = _events.Find(e => e.EventType == EventType.Swimming);
var giftAidAmount = giftAidCalculator.CalculateGiftAidAmount(donationAmount, swimmingEvent);
Assert.AreEqual(25.75m, giftAidAmount);
}
public void Gift_aid_should_return_proper_amount_with_correct_tax()
{
var taxRepository = new Mock <ITaxRepository>();
taxRepository.Setup(t => t.RetrieveTaxRate()).Returns(20m);
var giftAidCalculator = new Model.GiftAidCalculator(taxRepository.Object);
const decimal donationAmount = 4.0m;
var otherEvent = _events.Find(e => e.EventType == EventType.Other);
var giftAidAmount = giftAidCalculator.CalculateGiftAidAmount(donationAmount, otherEvent);
Assert.AreEqual(1.0m, giftAidAmount);
}
public void Gift_aid_amount_should_be_rounded_to_two_decimal_digits()
{
var taxRepository = new Mock <ITaxRepository>();
taxRepository.Setup(t => t.RetrieveTaxRate()).Returns(17.5m);
var giftAidCalculator = new Model.GiftAidCalculator(taxRepository.Object);
const decimal donationAmount = 55.5m;
var otherEvent = _events.Find(e => e.EventType == EventType.Other);
var giftAidAmount = giftAidCalculator.CalculateGiftAidAmount(donationAmount, otherEvent);
const decimal expectedValue = 11.77m;
//Assert
Assert.AreEqual(giftAidAmount, expectedValue);
}