future_fuse.rs - mozsearch

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use futures::future::{self, FutureExt};

use futures::task::Context;

use futures_test::task::panic_waker;

#[test]

fn fuse() {

    let mut future = future::ready::<i32>(2).fuse();

    let waker = panic_waker();

    let mut cx = Context::from_waker(&waker);

    assert!(future.poll_unpin(&mut cx).is_ready());

    assert!(future.poll_unpin(&mut cx).is_pending());