Method test_one_zone_dst

Lib/test/test_zoneinfo/test_zoneinfo.py:633–657

(self)

                self.assertEqual(dt_utc_actual, dt_utc)

    def test_one_zone_dst(self):
        DST = ZoneOffset("DST", ONE_H, ONE_H)
        transitions = [
            ZoneTransition(datetime(1970, 1, 1), DST, DST),
        ]

        after = "STD0DST-1,0/0,J365/25"

        zf = self.construct_zone(transitions, after)
        zi = self.klass.from_file(zf)

        dts = [
            datetime(1900, 3, 1),
            datetime(1965, 9, 12),
            datetime(1970, 1, 1),
            datetime(2010, 11, 3),
            datetime(2040, 1, 1),
        ]

        for dt in dts:
            dt = dt.replace(tzinfo=zi)
            with self.subTest(dt=dt):
                self.assertEqual(dt.tzname(), DST.tzname)
                self.assertEqual(dt.utcoffset(), DST.utcoffset)
                self.assertEqual(dt.dst(), DST.dst)

    def test_no_tz_str(self):
        STD = ZoneOffset("STD", ONE_H, ZERO)