public void TestGetCurrentNoInterest()
{
var testBalance = new Balance();
testBalance.AddTransaction(DateTime.Now.AddDays(-15), new Pecuniam(2000.0M));
testBalance.AddTransaction(DateTime.Now.AddDays(-12), new Pecuniam(-451.0M));
testBalance.AddTransaction(DateTime.Now.AddDays(-12), new Pecuniam(-101.91M));
testBalance.AddTransaction(DateTime.Now.AddDays(-12), new Pecuniam(-87.88M));
testBalance.AddTransaction(DateTime.Now.AddDays(-12), new Pecuniam(-32.47M));
testBalance.AddTransaction(DateTime.Now.AddDays(-12), new Pecuniam(-16.88M));
var testResult = testBalance.GetCurrent(DateTime.Now, 0);
Assert.AreEqual(1309.86M, testResult.Amount);
System.Diagnostics.Debug.WriteLine(testResult.Amount);
}
public void TestTransactionsGetCurrentWithVariableRate()
{
//set some past date
var testBalance = new Balance();
var dt = DateTime.Now;
testBalance.AddTransaction(dt.AddDays(-360), new Pecuniam(450.0M));
//180 day spread
testBalance.AddTransaction(dt.AddDays(-180), new Pecuniam(450.0M));
//150 day spread
testBalance.AddTransaction(dt.AddDays(-30), new Pecuniam(450.0M));
//say there was not interest for the first 180 days
var testVariableRate = new Dictionary<DateTime, float>
{
{dt.AddDays(-180), 0.0F},
{dt.AddDays(-30), 0.055F},
{dt.AddDays(14), 0.195F}//30 days ago the rate jumped to usury
};
var testResult = testBalance.GetCurrent(dt, testVariableRate);
Assert.AreEqual(1392.68M, testResult.Amount);
}
public void TestTransactionsGetCurrent()
{
var testBalance = new Balance();
//monthly payments
testBalance.AddTransaction(DateTime.Now.AddDays(-360), new Pecuniam(-450.0M));
testBalance.AddTransaction(DateTime.Now.AddDays(-30), new Pecuniam(-461.0M));
testBalance.AddTransaction(DateTime.Now.AddDays(-120), new Pecuniam(-458.0M));
testBalance.AddTransaction(DateTime.Now.AddDays(-150), new Pecuniam(-457.0M));
testBalance.AddTransaction(DateTime.Now.AddDays(-90), new Pecuniam(-459.0M));
testBalance.AddTransaction(DateTime.Now.AddDays(-240), new Pecuniam(-454.0M));
testBalance.AddTransaction(DateTime.Now.AddDays(-60), new Pecuniam(-460.0M));
testBalance.AddTransaction(DateTime.Now.AddDays(-300), new Pecuniam(-452.0M));
testBalance.AddTransaction(DateTime.Now.AddDays(-270), new Pecuniam(-453.0M));
testBalance.AddTransaction(DateTime.Now.AddDays(-180), new Pecuniam(-456.0M));
testBalance.AddTransaction(DateTime.Now.AddDays(-210), new Pecuniam(-455.0M));
testBalance.AddTransaction(DateTime.Now.AddDays(-330), new Pecuniam(-451.0M));
//charges
testBalance.AddTransaction(DateTime.Now.AddDays(-365), new Pecuniam(8000.0M));
testBalance.AddTransaction(DateTime.Now.AddDays(-350), new Pecuniam(164.4M));
testBalance.AddTransaction(DateTime.Now.AddDays(-198), new Pecuniam(165.4M));
testBalance.AddTransaction(DateTime.Now.AddDays(-24), new Pecuniam(166.4M));
testBalance.AddTransaction(DateTime.Now.AddDays(-74), new Pecuniam(167.4M));
testBalance.AddTransaction(DateTime.Now.AddDays(-88), new Pecuniam(168.4M));
testBalance.AddTransaction(DateTime.Now.AddDays(-92), new Pecuniam(169.4M));
testBalance.AddTransaction(DateTime.Now.AddDays(-121), new Pecuniam(170.4M));
testBalance.AddTransaction(DateTime.Now.AddDays(-180), new Pecuniam(171.4M));
testBalance.AddTransaction(DateTime.Now.AddDays(-142), new Pecuniam(172.4M));
testBalance.AddTransaction(DateTime.Now.AddDays(-155), new Pecuniam(173.4M));
var testResult = testBalance.GetCurrent(DateTime.Now, 0.0875f);
Assert.IsTrue(testResult.Amount <= 4723.45M || testResult.Amount >= 4723.46M);
System.Diagnostics.Debug.WriteLine(testResult.Amount);
}