### SUBSTRAIT_SCALAR_TEST: v1.0
### SUBSTRAIT_INCLUDE: extension:io.substrait:functions_datetime
# timestamps: examples using the precision_timestamp types
add(2016-12-31T13:30:15::pts<6>, P5D::iday<6>) = 2017-01-05T13:30:15::pts<6>
add(2016-12-01T13:30:15::pts<6>, P5Y::iyear) = 2021-12-01T13:30:15::pts<6>
add(2016-12-01T13:30:15::pts<6>, PT5H::iday<6>) = 2016-12-01T18:30:15::pts<6>
# date_to_timestamp: examples using the date types and resulting in a timestamp
add(2020-12-31::date, P5D::iday<6>) = 2021-01-05T00:00:00::pts<6>
add(2020-12-31::date, P5Y::iyear) = 2025-12-31::date
add(2020-12-31::date, P5M::iyear) = 2021-05-31::date
# null_input: examples with null args or return
add(null::date?, P5D::iday<6>) = null::pts?<6>
add(null::date?, P5Y::iyear) = null::date?