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use futures::executor::block_on;
use futures::future::{err, ok, select_ok};
#[test]
fn ignore_err() {
let v = vec![err(1), err(2), ok(3), ok(4)];
let (i, v) = block_on(select_ok(v)).ok().unwrap();
assert_eq!(i, 3);
assert_eq!(v.len(), 1);
let (i, v) = block_on(select_ok(v)).ok().unwrap();
assert_eq!(i, 4);
assert!(v.is_empty());
}
#[test]
fn last_err() {
let v = vec![ok(1), err(2), err(3)];
let (i, v) = block_on(select_ok(v)).ok().unwrap();
assert_eq!(i, 1);
assert_eq!(v.len(), 2);
let i = block_on(select_ok(v)).err().unwrap();
assert_eq!(i, 3);
}