public BuildTest()
{
var purchasedAt = new DateTime(2019, 1, 1);
var mortgageAmount = 328000.00M;
var mortgageAmountMoney = new Money(mortgageAmount, purchasedAt);
var preferredInterestRate = 0.0319M;
BaseMortgage = new FixedRateMortgage(mortgageAmountMoney, preferredInterestRate, 300, purchasedAt);
Subject = new PrepayableMortgageBuilder(BaseMortgage);
Result = Subject.Build();
}
public void Test_Constructor(int year, int month, int day, int expectedYear, int expectedMonth, int expectedDay)
{
var date = new DateTime(year, month, day);
var money = 100.00M;
var baseMortgage = new FixedRateMortgage(money, 0.0314M, 300, date);
var mortgage = new PrepayableMortgage(baseMortgage);
Assert.That(mortgage.InitiatedAt.Year, Is.EqualTo(expectedYear));
Assert.That(mortgage.InitiatedAt.Month, Is.EqualTo(expectedMonth));
Assert.That(mortgage.InitiatedAt.Day, Is.EqualTo(expectedDay));
}
public PrepayableMortgage Build()
{
var result = new PrepayableMortgage(Mortgage, MaximumAllowedPrepaymentPercentage);
decimal mortgageBalance = result.InitialValue;
var startAt = result.InitiatedAt;
var at = startAt;
while (mortgageBalance > 0.00M)
{
// TODO: verify whether 0:00:00.00 - 1 milliseconds
// is the previous day
var endOfMonth = new DateTime(at.Year, at.Month, 1)
.AddMonths(1)
.AddMilliseconds(-1);
// FIXME: Is this API to retrieve the 12th month?
if (endOfMonth.Month == 12)
{
// FIXME: Figure out correct amount
var prepayment = CreatePrepayment(
result.GetBalance(at),
result.Prepayments.MaximumAnnualTotal
);
result.AddPrepayment(
endOfMonth,
prepayment
);
startAt = endOfMonth;
mortgageBalance = result.GetBalance(endOfMonth);
}
else
{
mortgageBalance = result.GetBalance(at);
}
at = at.AddMonths(1);
}
return(result);
}
