use algorithmz::sorting::wiggle_sort;
#[test]
fn test_wiggle_sort_empty() {
let result = wiggle_sort(&[]);
assert!(matches!(result, Err(ref e) if e == "Cannot use wiggle sort on an empty input!"));
}
#[test]
fn test_wiggle_sort() {
let result = wiggle_sort(&[3, 5, 2, 1, 6, 4]).unwrap();
assert_eq!(result,[3, 5, 1, 6, 2, 4]);
}