def test_calculate_date_across_year(self):
today = datetime.date(2015, 2, 1)
days = 32
[year, month, day] = date_from_days(today, days)
self.assertEqual(year, 2014)
self.assertEqual(month, 12)
self.assertEqual(day, 31)
def test_calculate_date_zero_days(self):
today = datetime.date(2015, 9, 6)
days = 0
[year, month, day] = date_from_days(today, days)
self.assertEqual(year, 2015)
self.assertEqual(month, 9)
self.assertEqual(day, 6)
def test_calculate_date_across_month(self):
today = datetime.date(2015, 9, 1)
days = 2
[year, month, day] = date_from_days(today, days)
self.assertEqual(year, 2015)
self.assertEqual(month, 8)
self.assertEqual(day, 30)