public void MonthWithoutTransactionsHasZeroBalance()
{
ValuesOfMonth valuesOfMonth = new ValuesOfMonth(APRIL_ULTIMO, new DummyValuesOfMonth());
Assert.AreEqual(0, valuesOfMonth.Balance);
Assert.AreEqual(0, valuesOfMonth.AverageBalance);
}
public void MonthWithOneTransactionHasBalanceOfThat()
{
ValuesOfMonth valuesOfMonth = new ValuesOfMonth(APRIL_ULTIMO, new DummyValuesOfMonth());
valuesOfMonth.AddTransaction(new Transaction { Date = new DateTime(2010, 4, 1), Amount = 100 });
Assert.AreEqual(100, valuesOfMonth.Balance);
Assert.AreEqual(100, valuesOfMonth.AverageBalance);
}
public void MonthWithTwoTransactionsHasSumOfThoseAsBalance()
{
ValuesOfMonth valuesOfMonth = new ValuesOfMonth(APRIL_ULTIMO, new DummyValuesOfMonth());
valuesOfMonth.AddTransaction(new Transaction { Date = new DateTime(2010, 4, 1), Amount = 100 });
valuesOfMonth.AddTransaction(new Transaction { Date = new DateTime(2010, 4, 16), Amount = 100 });
Assert.AreEqual(200, valuesOfMonth.Balance);
Assert.AreEqual(150, valuesOfMonth.AverageBalance);
}
public void TwoMonthsWithTwoTransactionsHasSumOfThoseAsBalance()
{
ValuesOfMonth april = new ValuesOfMonth(APRIL_ULTIMO, new DummyValuesOfMonth());
april.AddTransaction(new Transaction { Date = new DateTime(2010, 4, 16), Amount = 100 });
ValuesOfMonth may = new ValuesOfMonth(MAY_ULTIMO, april);
may.AddTransaction(new Transaction { Date = new DateTime(2010, 5, 16), Amount = 200 });
Assert.AreEqual(300, may.Balance);
Assert.AreEqual(203, may.AverageBalance);
}
