use std::io::SeekFrom;
use futures::{AsyncSeekExt, AsyncReadExt, AsyncWriteExt};
use ringbahn::File;
#[test]
fn seek_to_end() {
futures::executor::block_on(async move {
let mut file = File::open("props.txt").await.unwrap();
assert_eq!(file.seek(SeekFrom::End(0)).await.unwrap(), 792);
});
}
#[test]
fn seek_and_then_io() {
futures::executor::block_on(async move {
let mut file: File = tempfile::tempfile().unwrap().into();
assert_eq!(file.seek(SeekFrom::End(0)).await.unwrap(), 0);
file.write(b"abcdef").await.unwrap();
let mut buf = [0; 16];
assert_eq!(file.seek(SeekFrom::Start(0)).await.unwrap(), 0);
file.read(&mut buf).await.unwrap();
assert_eq!(&buf[0..6], b"abcdef");
});
}