def test_excluded_days_returns_multiple_missing_days(self):
sixth_january = self.some_days_of_january.pop(5)
self.missing_days_of_january.append(sixth_january)
results = excluded_days(self.all_days_of_january, self.some_days_of_january)
self.assertEqual(sorted(results), sorted(self.missing_days_of_january))
self.missing_days_of_january.remove(sixth_january)
self.some_days_of_january.append(sixth_january)
def test_excluded_days_returns_empty_list(self):
results = excluded_days(self.all_days_of_january, self.all_days_of_january)
self.assertEqual(results, [])
def test_excluded_days_returns_missing_day(self):
results = excluded_days(self.all_days_of_january, self.some_days_of_january)
self.assertEqual(results, self.missing_days_of_january)