Sha256: 42049cd67589992dc09764ffb3836c475115b26dee441fd4cc7e847b2d166667
Contents?: true
Size: 493 Bytes
Versions: 27
Compression:
Stored size: 493 Bytes
Contents
use futures::executor::block_on;
use futures::io::AsyncReadExt;
#[test]
fn read_exact() {
let mut reader: &[u8] = &[1, 2, 3, 4, 5];
let mut out = [0u8; 3];
let res = block_on(reader.read_exact(&mut out)); // read 3 bytes out
assert!(res.is_ok());
assert_eq!(out, [1, 2, 3]);
assert_eq!(reader.len(), 2);
let res = block_on(reader.read_exact(&mut out)); // read another 3 bytes, but only 2 bytes left
assert!(res.is_err());
assert_eq!(reader.len(), 0);
}
Version data entries
27 entries across 27 versions & 1 rubygems