def test_ops(self, opname, obj):
result = getattr(obj, opname)()
if not isinstance(obj, PeriodIndex):
expected = getattr(obj.values, opname)()
else:
expected = Period(ordinal=getattr(obj.asi8, opname)(), freq=obj.freq)
if getattr(obj, "tz", None) is not None:
# We need to de-localize before comparing to the numpy-produced result
expected = expected.astype("M8[ns]").astype("int64")
assert result.value == expected
else:
assert result == expected
