27 lines
683 B
Rust

#![warn(rust_2018_idioms)]
#![feature(async_await)]
use tokio::io::{AsyncReadExt, AsyncWriteExt};
use tokio_test::io::Builder;
#[tokio::test]
async fn read() {
let mut mock = Builder::new().read(b"hello ").read(b"world!").build();
let mut buf = [0; 256];
let n = mock.read(&mut buf).await.expect("read 1");
assert_eq!(&buf[..n], b"hello ");
let n = mock.read(&mut buf).await.expect("read 2");
assert_eq!(&buf[..n], b"world!");
}
#[tokio::test]
async fn write() {
let mut mock = Builder::new().write(b"hello ").write(b"world!").build();
mock.write_all(b"hello ").await.expect("write 1");
mock.write_all(b"world!").await.expect("write 2");
}