public void Budget_has_no_expence_for_specific_year()
{
IBudget b = new Budget();
b.AddExpence(new Expence()
{
Amount = 4000,
Date = new DateTime(2016, 12, 24),
Interval = Interval.None
});
var expectedExpenceAmount = 0;
var actualExpenceAmount = b.GetTotalExpenceAmount(year: 2017);
Assert.AreEqual(expectedExpenceAmount, actualExpenceAmount);
}
public void Budget_balance_for_specific_month_is_less_than_zero()
{
IBudget b = new Budget();
var christmas = new DateTime(2016, 12, 24);
b.AddExpence(new Expence()
{
Amount = 5000,
Date = christmas,
Interval = Interval.None
});
b.AddIncome(new Income()
{
Amount = 10000,
Date = christmas.AddDays(1)
});
var expectedBalance = -5000;
var actualBalance = b.GetBalanceForDate(date: christmas);
Assert.AreEqual(expectedBalance, actualBalance);
}
