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use tokio::net;
use tokio_test::assert_ok;
use std::io;
use std::net::{IpAddr, Ipv4Addr, Ipv6Addr, SocketAddr};
#[tokio::test]
async fn lookup_socket_addr() {
let addr: SocketAddr = "127.0.0.1:8000".parse().unwrap();
let actual = assert_ok!(net::lookup_host(addr).await).collect::<Vec<_>>();
assert_eq!(vec![addr], actual);
}
#[tokio::test]
async fn lookup_str_socket_addr() {
let addr: SocketAddr = "127.0.0.1:8000".parse().unwrap();
let actual = assert_ok!(net::lookup_host("127.0.0.1:8000").await).collect::<Vec<_>>();
assert_eq!(vec![addr], actual);
}
#[tokio::test]
async fn resolve_dns() -> io::Result<()> {
let mut hosts = net::lookup_host("localhost:3000").await?;
let host = hosts.next().unwrap();
let expected = if host.is_ipv4() {
SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 3000)
} else {
SocketAddr::new(IpAddr::V6(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1)), 3000)
};
assert_eq!(host, expected);
Ok(())
}
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