linux-io-uring 0.0.4

The `io_uring` library for Rust.
Documentation 
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use linux_io_uring::{ opcode, IoUring };


#[test]
fn test_full() -> anyhow::Result<()> {
    let mut io_uring = IoUring::new(4)?;

    // squeue full
    {
        let mut queue = io_uring.submission().available();

        assert!(queue.is_empty());

        for _ in 0..queue.capacity() {
            unsafe {
                queue.push(opcode::Nop::new().build())
                    .map_err(drop)
                    .expect("queue is full");
            }
        }

        assert!(queue.is_full());
    }

    assert!(io_uring.submission().is_full());
    io_uring.submit()?;


    // concurrent squeue full
    let io_uring = io_uring.concurrent();
    let queue = io_uring.submission();

    assert!(queue.is_empty());

    for _ in 0..queue.capacity() {
        unsafe {
            queue.push(opcode::Nop::new().build())
                .map_err(drop)
                .expect("queue is full");
        }
    }

    assert!(queue.is_full());

    Ok(())
}