def test_compactor_can_generate_final_shift(self):
self.assert_equals(timedelta(), ValuesPerTimeCompactor.final_shift([]))
self.assert_equals(timedelta(days=1), ValuesPerTimeCompactor.final_shift([self.today]))
self.assert_equals(timedelta(days=2), ValuesPerTimeCompactor.final_shift([self.yesterday, self.tomorrow]))
def _compact_values(self, timed_values, days_to_remove):
compactor = ValuesPerTimeCompactor(timed_values, days_to_remove)
return compactor.compact_values()
