use crate::netv6addr::Netv6Addr;
use core::cmp::Ordering;
impl PartialOrd for Netv6Addr {
fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
match self.addr().partial_cmp(&other.addr()) {
Some(Ordering::Equal) => self.mask().partial_cmp(&other.mask()),
Some(ordering) => Some(ordering),
None => None,
}
}
}
#[cfg(test)]
mod tests {
use super::Netv6Addr;
use core::cmp::Ordering;
#[test]
fn different_networks() {
let a: Netv6Addr = "2001:db8:0:0::0/64".parse().unwrap();
let b: Netv6Addr = "2001:db8:0:1::0/64".parse().unwrap();
assert_eq!(a.partial_cmp(&b), Some(Ordering::Less))
}
#[test]
fn different_netmasks() {
let a: Netv6Addr = "2001:db8:0:0::0/63".parse().unwrap();
let b: Netv6Addr = "2001:db8:0:0::0/64".parse().unwrap();
assert_eq!(a.partial_cmp(&b), Some(Ordering::Less))
}
#[test]
fn different() {
let a: Netv6Addr = "ff02::1/16".parse().unwrap();
let b: Netv6Addr = "2001:db8:0:1::0/64".parse().unwrap();
assert_eq!(a.partial_cmp(&b), Some(Ordering::Greater))
}
#[test]
fn equal() {
let a: Netv6Addr = "2001:db8:dead:beef::0/64".parse().unwrap();
let b: Netv6Addr = "2001:db8:dead:beef::0/64".parse().unwrap();
assert_eq!(a.partial_cmp(&b), Some(Ordering::Equal))
}
}