periodical 0.3.0

Management of all kinds of time intervals, use it to manage schedules, find overlaps, and more!
Documentation 
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use std::error::Error;

use jiff::Zoned;

use super::grow::*;
use crate::intervals::absolute::{AbsBoundPair, AbsEndBound, AbsFiniteBoundPos, AbsStartBound, EmptiableAbsBoundPair};

#[test]
fn start_emptiable_abs_bound_pair_empty() {
    assert_eq!(
        EmptiableAbsBoundPair::Empty.grow_start(AbsStartBound::InfinitePast),
        EmptiableAbsBoundPair::Empty,
    );
}

#[test]
fn end_emptiable_abs_bound_pair_empty() {
    assert_eq!(
        EmptiableAbsBoundPair::Empty.grow_end(AbsEndBound::InfiniteFuture),
        EmptiableAbsBoundPair::Empty,
    );
}

#[test]
fn start_to_finite_unbounded_interval() -> Result<(), Box<dyn Error>> {
    assert_eq!(
        AbsBoundPair::new(AbsStartBound::InfinitePast, AbsEndBound::InfiniteFuture).grow_start(
            AbsFiniteBoundPos::new("2025-01-01 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_start_bound()
        ),
        AbsBoundPair::new(AbsStartBound::InfinitePast, AbsEndBound::InfiniteFuture),
    );

    Ok(())
}

#[test]
fn end_to_finite_unbounded_interval() -> Result<(), Box<dyn Error>> {
    assert_eq!(
        AbsBoundPair::new(AbsStartBound::InfinitePast, AbsEndBound::InfiniteFuture).grow_end(
            AbsFiniteBoundPos::new("2025-01-01 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_end_bound()
        ),
        AbsBoundPair::new(AbsStartBound::InfinitePast, AbsEndBound::InfiniteFuture),
    );

    Ok(())
}

#[test]
fn start_to_inside_abs_bound_pair_bounded() -> Result<(), Box<dyn Error>> {
    assert_eq!(
        AbsBoundPair::new(
            AbsFiniteBoundPos::new("2025-01-01 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_start_bound(),
            AbsFiniteBoundPos::new("2025-01-03 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_end_bound()
        )
        .grow_start(
            AbsFiniteBoundPos::new("2025-01-02 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_start_bound()
        ),
        AbsBoundPair::new(
            AbsFiniteBoundPos::new("2025-01-01 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_start_bound(),
            AbsFiniteBoundPos::new("2025-01-03 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_end_bound()
        ),
    );

    Ok(())
}

#[test]
fn end_to_inside_abs_bound_pair_bounded() -> Result<(), Box<dyn Error>> {
    assert_eq!(
        AbsBoundPair::new(
            AbsFiniteBoundPos::new("2025-01-01 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_start_bound(),
            AbsFiniteBoundPos::new("2025-01-03 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_end_bound()
        )
        .grow_end(
            AbsFiniteBoundPos::new("2025-01-02 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_end_bound()
        ),
        AbsBoundPair::new(
            AbsFiniteBoundPos::new("2025-01-01 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_start_bound(),
            AbsFiniteBoundPos::new("2025-01-03 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_end_bound()
        ),
    );

    Ok(())
}

#[test]
fn start_to_outside_abs_bound_pair_bounded() -> Result<(), Box<dyn Error>> {
    assert_eq!(
        AbsBoundPair::new(
            AbsFiniteBoundPos::new("2025-01-02 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_start_bound(),
            AbsFiniteBoundPos::new("2025-01-03 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_end_bound()
        )
        .grow_start(
            AbsFiniteBoundPos::new("2025-01-01 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_start_bound()
        ),
        AbsBoundPair::new(
            AbsFiniteBoundPos::new("2025-01-01 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_start_bound(),
            AbsFiniteBoundPos::new("2025-01-03 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_end_bound()
        ),
    );

    Ok(())
}

#[test]
fn end_to_outside_abs_bound_pair_bounded() -> Result<(), Box<dyn Error>> {
    assert_eq!(
        AbsBoundPair::new(
            AbsFiniteBoundPos::new("2025-01-01 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_start_bound(),
            AbsFiniteBoundPos::new("2025-01-02 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_end_bound()
        )
        .grow_end(
            AbsFiniteBoundPos::new("2025-01-03 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_end_bound()
        ),
        AbsBoundPair::new(
            AbsFiniteBoundPos::new("2025-01-01 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_start_bound(),
            AbsFiniteBoundPos::new("2025-01-03 00:00:00[Europe/Oslo]".parse::<Zoned>()?.timestamp()).to_end_bound()
        ),
    );

    Ok(())
}