#![cfg(feature = "std")]
#![allow(
clippy::approx_constant,
clippy::useless_vec,
clippy::len_zero,
clippy::unnecessary_cast,
clippy::redundant_closure,
clippy::too_many_arguments,
clippy::type_complexity,
clippy::needless_borrow,
clippy::enum_variant_names,
clippy::upper_case_acronyms,
clippy::inconsistent_digit_grouping,
clippy::unit_cmp,
clippy::assertions_on_constants,
clippy::iter_on_single_items,
clippy::expect_fun_call,
clippy::redundant_pattern_matching,
variant_size_differences,
clippy::absurd_extreme_comparisons,
clippy::nonminimal_bool,
clippy::for_kv_map,
clippy::needless_range_loop,
clippy::single_match,
clippy::collapsible_if,
clippy::needless_return,
clippy::redundant_clone,
clippy::map_entry,
clippy::match_single_binding,
clippy::bool_comparison,
clippy::derivable_impls,
clippy::manual_range_contains,
clippy::needless_borrows_for_generic_args,
clippy::manual_map,
clippy::vec_init_then_push,
clippy::identity_op,
clippy::manual_flatten,
clippy::single_char_pattern,
clippy::search_is_some,
clippy::option_map_unit_fn,
clippy::while_let_on_iterator,
clippy::clone_on_copy,
clippy::box_collection,
clippy::redundant_field_names,
clippy::ptr_arg,
clippy::large_enum_variant,
clippy::match_ref_pats,
clippy::needless_pass_by_value,
clippy::unused_unit,
clippy::let_and_return,
clippy::suspicious_else_formatting,
clippy::manual_strip,
clippy::match_like_matches_macro,
clippy::from_over_into,
clippy::wrong_self_convention,
clippy::inherent_to_string,
clippy::new_without_default,
clippy::unnecessary_wraps,
clippy::field_reassign_with_default,
clippy::manual_find,
clippy::unnecessary_lazy_evaluations,
clippy::should_implement_trait,
clippy::missing_safety_doc,
clippy::unusual_byte_groupings,
clippy::bool_assert_comparison,
clippy::zero_prefixed_literal,
clippy::await_holding_lock,
clippy::manual_saturating_arithmetic,
clippy::explicit_counter_loop,
clippy::needless_lifetimes,
clippy::single_component_path_imports,
clippy::uninlined_format_args,
clippy::iter_cloned_collect,
clippy::manual_str_repeat,
clippy::excessive_precision,
clippy::precedence,
clippy::unnecessary_literal_unwrap
)]
use oxicode::{decode_from_slice, encode_to_vec, Decode, Encode};
use std::net::{IpAddr, Ipv4Addr, Ipv6Addr, SocketAddr, SocketAddrV4, SocketAddrV6};
#[test]
fn test_ipv4_localhost_roundtrip() {
let addr = Ipv4Addr::LOCALHOST;
let enc = encode_to_vec(&addr).expect("encode Ipv4Addr localhost");
let (dec, _): (Ipv4Addr, usize) = decode_from_slice(&enc).expect("decode Ipv4Addr localhost");
assert_eq!(addr, dec);
}
#[test]
fn test_ipv4_broadcast_roundtrip() {
let addr = Ipv4Addr::BROADCAST;
let enc = encode_to_vec(&addr).expect("encode Ipv4Addr broadcast");
let (dec, _): (Ipv4Addr, usize) = decode_from_slice(&enc).expect("decode Ipv4Addr broadcast");
assert_eq!(addr, dec);
assert_eq!(dec.octets(), [255, 255, 255, 255]);
}
#[test]
fn test_ipv4_custom_192_168_1_1_roundtrip() {
let addr = Ipv4Addr::new(192, 168, 1, 1);
let enc = encode_to_vec(&addr).expect("encode Ipv4Addr 192.168.1.1");
let (dec, _): (Ipv4Addr, usize) = decode_from_slice(&enc).expect("decode Ipv4Addr 192.168.1.1");
assert_eq!(addr, dec);
assert_eq!(dec.octets(), [192, 168, 1, 1]);
}
#[test]
fn test_ipv4_encodes_to_4_bytes() {
let addr = Ipv4Addr::new(10, 20, 30, 40);
let enc = encode_to_vec(&addr).expect("encode Ipv4Addr 10.20.30.40");
assert_eq!(enc.len(), 4, "Ipv4Addr must encode to exactly 4 bytes");
assert_eq!(enc, &[10, 20, 30, 40]);
}
#[test]
fn test_ipv6_localhost_roundtrip() {
let addr = Ipv6Addr::LOCALHOST;
let enc = encode_to_vec(&addr).expect("encode Ipv6Addr localhost");
let (dec, _): (Ipv6Addr, usize) = decode_from_slice(&enc).expect("decode Ipv6Addr localhost");
assert_eq!(addr, dec);
}
#[test]
fn test_ipv6_unspecified_roundtrip() {
let addr = Ipv6Addr::UNSPECIFIED;
let enc = encode_to_vec(&addr).expect("encode Ipv6Addr unspecified");
let (dec, _): (Ipv6Addr, usize) = decode_from_slice(&enc).expect("decode Ipv6Addr unspecified");
assert_eq!(addr, dec);
assert_eq!(dec.octets(), [0u8; 16]);
}
#[test]
fn test_ipv6_custom_roundtrip() {
let addr = Ipv6Addr::new(
0x2001, 0x0db8, 0x85a3, 0x0000, 0x0000, 0x8a2e, 0x0370, 0x7334,
);
let enc = encode_to_vec(&addr).expect("encode custom Ipv6Addr");
let (dec, _): (Ipv6Addr, usize) = decode_from_slice(&enc).expect("decode custom Ipv6Addr");
assert_eq!(addr, dec);
}
#[test]
fn test_ipv6_encodes_to_16_bytes() {
let addr = Ipv6Addr::LOCALHOST;
let enc = encode_to_vec(&addr).expect("encode Ipv6Addr::LOCALHOST for length check");
assert_eq!(enc.len(), 16, "Ipv6Addr must encode to exactly 16 bytes");
assert_eq!(&enc[..15], &[0u8; 15]);
assert_eq!(enc[15], 1u8);
}
#[test]
fn test_ipaddr_v4_roundtrip() {
let addr = IpAddr::V4(Ipv4Addr::new(172, 16, 0, 1));
let enc = encode_to_vec(&addr).expect("encode IpAddr::V4");
let (dec, _): (IpAddr, usize) = decode_from_slice(&enc).expect("decode IpAddr::V4");
assert_eq!(addr, dec);
assert!(dec.is_ipv4(), "decoded IpAddr must be V4");
}
#[test]
fn test_ipaddr_v6_roundtrip() {
let addr = IpAddr::V6(Ipv6Addr::LOCALHOST);
let enc = encode_to_vec(&addr).expect("encode IpAddr::V6");
let (dec, _): (IpAddr, usize) = decode_from_slice(&enc).expect("decode IpAddr::V6");
assert_eq!(addr, dec);
assert!(dec.is_ipv6(), "decoded IpAddr must be V6");
}
#[test]
fn test_ipaddr_v4_v6_different_discriminant_bytes() {
let v4 = IpAddr::V4(Ipv4Addr::new(1, 2, 3, 4));
let v6 = IpAddr::V6(Ipv6Addr::LOCALHOST);
let enc_v4 = encode_to_vec(&v4).expect("encode IpAddr::V4 for discriminant check");
let enc_v6 = encode_to_vec(&v6).expect("encode IpAddr::V6 for discriminant check");
assert_ne!(
enc_v4[0], enc_v6[0],
"IpAddr::V4 and IpAddr::V6 must have different discriminant bytes"
);
assert_eq!(enc_v4[0], 0u8, "IpAddr::V4 discriminant must be 0");
assert_eq!(enc_v6[0], 1u8, "IpAddr::V6 discriminant must be 1");
assert_eq!(
enc_v4.len(),
5,
"IpAddr::V4 must encode as 1 discriminant + 4 octets"
);
assert_eq!(
enc_v6.len(),
17,
"IpAddr::V6 must encode as 1 discriminant + 16 octets"
);
}
#[test]
fn test_socketaddrv4_roundtrip() {
let addr = SocketAddrV4::new(Ipv4Addr::new(192, 168, 1, 1), 8080);
let enc = encode_to_vec(&addr).expect("encode SocketAddrV4 192.168.1.1:8080");
let (dec, _): (SocketAddrV4, usize) =
decode_from_slice(&enc).expect("decode SocketAddrV4 192.168.1.1:8080");
assert_eq!(addr, dec);
assert_eq!(dec.port(), 8080);
assert_eq!(*dec.ip(), Ipv4Addr::new(192, 168, 1, 1));
}
#[test]
fn test_socketaddrv6_roundtrip() {
let addr = SocketAddrV6::new(
Ipv6Addr::new(0xfe80, 0, 0, 0, 0, 0, 0, 1),
9000,
0x12345678,
42,
);
let enc = encode_to_vec(&addr).expect("encode SocketAddrV6");
let (dec, _): (SocketAddrV6, usize) = decode_from_slice(&enc).expect("decode SocketAddrV6");
assert_eq!(addr, dec);
assert_eq!(dec.port(), 9000);
assert_eq!(dec.flowinfo(), 0x12345678);
assert_eq!(dec.scope_id(), 42);
}
#[test]
fn test_socketaddr_v4_roundtrip() {
let addr = SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::new(127, 0, 0, 1), 3000));
let enc = encode_to_vec(&addr).expect("encode SocketAddr::V4");
let (dec, _): (SocketAddr, usize) = decode_from_slice(&enc).expect("decode SocketAddr::V4");
assert_eq!(addr, dec);
assert!(dec.is_ipv4(), "decoded SocketAddr must be V4");
}
#[test]
fn test_socketaddr_v6_roundtrip() {
let addr = SocketAddr::V6(SocketAddrV6::new(Ipv6Addr::LOCALHOST, 8443, 0, 0));
let enc = encode_to_vec(&addr).expect("encode SocketAddr::V6");
let (dec, _): (SocketAddr, usize) = decode_from_slice(&enc).expect("decode SocketAddr::V6");
assert_eq!(addr, dec);
assert!(dec.is_ipv6(), "decoded SocketAddr must be V6");
}
#[test]
fn test_socketaddrv4_localhost_port_8080_preserved() {
let addr = SocketAddrV4::new(Ipv4Addr::LOCALHOST, 8080);
let enc = encode_to_vec(&addr).expect("encode SocketAddrV4 localhost:8080");
let (dec, _): (SocketAddrV4, usize) =
decode_from_slice(&enc).expect("decode SocketAddrV4 localhost:8080");
assert_eq!(addr, dec);
assert_eq!(
dec.port(),
8080,
"port 8080 must be preserved after roundtrip"
);
assert_eq!(*dec.ip(), Ipv4Addr::LOCALHOST);
}
#[test]
fn test_vec_ipv4addr_roundtrip() {
let addrs: Vec<Ipv4Addr> = vec![
Ipv4Addr::LOCALHOST,
Ipv4Addr::BROADCAST,
Ipv4Addr::new(192, 168, 1, 1),
Ipv4Addr::new(10, 0, 0, 1),
Ipv4Addr::UNSPECIFIED,
];
let enc = encode_to_vec(&addrs).expect("encode Vec<Ipv4Addr>");
let (dec, _): (Vec<Ipv4Addr>, usize) = decode_from_slice(&enc).expect("decode Vec<Ipv4Addr>");
assert_eq!(addrs, dec);
assert_eq!(dec.len(), 5);
}
#[test]
fn test_option_ipaddr_some_roundtrip() {
let opt: Option<IpAddr> = Some(IpAddr::V4(Ipv4Addr::new(203, 0, 113, 42)));
let enc = encode_to_vec(&opt).expect("encode Option<IpAddr> Some");
let (dec, _): (Option<IpAddr>, usize) =
decode_from_slice(&enc).expect("decode Option<IpAddr> Some");
assert_eq!(opt, dec);
assert!(dec.is_some(), "decoded Option<IpAddr> must be Some");
}
#[test]
fn test_option_socketaddr_none_roundtrip() {
let opt: Option<SocketAddr> = None;
let enc = encode_to_vec(&opt).expect("encode Option<SocketAddr> None");
let (dec, _): (Option<SocketAddr>, usize) =
decode_from_slice(&enc).expect("decode Option<SocketAddr> None");
assert_eq!(opt, dec);
assert!(dec.is_none(), "decoded Option<SocketAddr> must be None");
}
#[derive(Debug, PartialEq, Encode, Decode)]
struct Endpoint {
ip: Ipv4Addr,
port: u16,
}
#[test]
fn test_struct_with_ipv4addr_and_port_roundtrip() {
let ep = Endpoint {
ip: Ipv4Addr::new(10, 0, 0, 1),
port: 4040,
};
let enc = encode_to_vec(&ep).expect("encode Endpoint struct");
let (dec, _): (Endpoint, usize) = decode_from_slice(&enc).expect("decode Endpoint struct");
assert_eq!(ep, dec);
assert_eq!(dec.ip, Ipv4Addr::new(10, 0, 0, 1));
assert_eq!(dec.port, 4040);
}
#[test]
fn test_ipaddr_consumed_equals_encoded_length() {
let addr = IpAddr::V4(Ipv4Addr::new(198, 51, 100, 7));
let enc = encode_to_vec(&addr).expect("encode IpAddr for consumed check");
let (dec, consumed): (IpAddr, usize) =
decode_from_slice(&enc).expect("decode IpAddr for consumed check");
assert_eq!(addr, dec);
assert_eq!(
consumed,
enc.len(),
"consumed bytes must equal encoded length for IpAddr"
);
}
#[test]
fn test_two_different_ipv4_addrs_produce_different_encodings() {
let ip_a = Ipv4Addr::new(1, 2, 3, 4);
let ip_b = Ipv4Addr::new(5, 6, 7, 8);
let enc_a = encode_to_vec(&ip_a).expect("encode ip_a 1.2.3.4");
let enc_b = encode_to_vec(&ip_b).expect("encode ip_b 5.6.7.8");
assert_ne!(
enc_a, enc_b,
"1.2.3.4 and 5.6.7.8 must produce different encodings"
);
let (dec_a, _): (Ipv4Addr, usize) = decode_from_slice(&enc_a).expect("decode ip_a");
let (dec_b, _): (Ipv4Addr, usize) = decode_from_slice(&enc_b).expect("decode ip_b");
assert_eq!(ip_a, dec_a);
assert_eq!(ip_b, dec_b);
}