// libnbd Rust test case
// Copyright Tage Johansson
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

#![deny(warnings)]

mod nbdkit_pattern;
use nbdkit_pattern::PATTERN;

#[tokio::test]
async fn test_async_pread() {
    let nbd = libnbd::AsyncHandle::new().unwrap();
    nbd.connect_command(&[
        "nbdkit",
        "-s",
        "--exit-with-parent",
        "-v",
        "pattern",
        "size=1M",
    ])
    .await
    .unwrap();

    let mut buf = [0; 512];
    nbd.pread(&mut buf, 0, None).await.unwrap();
    assert_eq!(buf.as_slice(), PATTERN.as_slice());
}
