use std; import std::net; #[test] fn test_format_ip() { assert (net::format_addr(net::ipv4(127u8, 0u8, 0u8, 1u8)) == "127.0.0.1") } #[test] fn test_parse_ip() { assert (net::parse_addr("127.0.0.1") == net::ipv4(127u8, 0u8, 0u8, 1u8)); }