def METHOD_NAME(self):
    observed_holidays = (
        # New Year's Day
        "2012-01-02",
        "2017-01-02",
        "2023-01-02",
        # Unity Day
        "2012-02-06",
        "2017-02-06",
        "2023-02-06",
        # President Ntaryamira Day
        "2008-04-07",
        "2014-04-07",
        "2025-04-07",
        # Labour Day
        "2011-05-02",
        "2016-05-02",
        "2033-05-02",
        # President Nkurunziza Day
        "2025-06-09",
        "2031-06-09",
        "2036-06-09",
        # Independence Day
        "2012-07-02",
        "2018-07-02",
        "2029-07-02",
        # Assumption Day
        "2010-08-16",
        "2021-08-16",
        "2027-08-16",
        # Prince Louis Rwagasore Day
        "2013-10-14",
        "2019-10-14",
        "2024-10-14",
        # President Ndadaye's Day
        "2012-10-22",
        "2018-10-22",
        "2029-10-22",
        # All Saints' Day
        "2015-11-02",
        "2020-11-02",
        "2026-11-02",
        # Christmas Day
        "2016-12-26",
        "2022-12-26",
        "2033-12-26",
        # Eid ul Fitr
        "2012-08-20",
        "2017-06-26",
        "2020-05-25",
        # Eid al Adha
        "2016-09-12",
        "2019-08-12",
        "2024-06-17",
    )
    self.assertHoliday(observed_holidays)
    self.assertNoNonObservedHoliday(observed_holidays)