Function values_rev

cranelift/entity/src/boxed_slice.rs:291–315

()

    #[test]
    fn values_rev() {
        let mut p: PrimaryMap<E, usize> = PrimaryMap::new();
        p.push(12);
        p.push(33);
        let mut m = p.into_boxed_slice();

        let mut i = 2;
        for value in m.values().rev() {
            i -= 1;
            match i {
                0 => assert_eq!(*value, 12),
                1 => assert_eq!(*value, 33),
                _ => panic!(),
            }
        }
        i = 2;
        for value_mut in m.values_mut().rev() {
            i -= 1;
            match i {
                0 => assert_eq!(*value_mut, 12),
                1 => assert_eq!(*value_mut, 33),
                _ => panic!(),
            }
        }
    }
}