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// SPDX-FileCopyrightText: Vernum Projecten B.V.
// SPDX-FileCopyrightText: openEHR Foundation
// SPDX-License-Identifier: Apache-2.0
//! Hand-written AOM2 `SIBLING_ORDER` spec functions.
//!
//! Spec source (vendored):
//! `AM/docs/UML/classes/org.openehr.am.aom2.sibling_order.adoc` §Attributes +
//! §Functions.
use crate::v2_4::aom2::constraint_model::sibling_order::SiblingOrder;
impl SiblingOrder {
/// Returns true if the ordered node comes after its named sibling.
///
/// `is_after` (`org.openehr.am.aom2.sibling_order.adoc` §Functions): "True
/// if the order relationship is `after`, computed as the negation of
/// `is_before`".
#[must_use]
pub fn is_after(&self) -> bool {
!self.is_before
}
}
#[cfg(test)]
mod tests {
use super::*;
fn order(is_before: bool) -> SiblingOrder {
SiblingOrder {
is_before,
sibling_node_id: "id4".to_owned(),
}
}
#[test]
fn after_is_the_complement_of_before() {
assert!(!order(true).is_after());
assert!(order(false).is_after());
}
}