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Diffstat (limited to 'library/core/tests/net/ip_addr.rs')
| -rw-r--r-- | library/core/tests/net/ip_addr.rs | 1035 |
1 files changed, 1035 insertions, 0 deletions
diff --git a/library/core/tests/net/ip_addr.rs b/library/core/tests/net/ip_addr.rs new file mode 100644 index 000000000..5a6ac08c0 --- /dev/null +++ b/library/core/tests/net/ip_addr.rs @@ -0,0 +1,1035 @@ +use super::{sa4, sa6}; +use core::net::{ + IpAddr, Ipv4Addr, Ipv6Addr, Ipv6MulticastScope, SocketAddr, SocketAddrV4, SocketAddrV6, +}; +use core::str::FromStr; + +#[test] +fn test_from_str_ipv4() { + assert_eq!(Ok(Ipv4Addr::new(127, 0, 0, 1)), "127.0.0.1".parse()); + assert_eq!(Ok(Ipv4Addr::new(255, 255, 255, 255)), "255.255.255.255".parse()); + assert_eq!(Ok(Ipv4Addr::new(0, 0, 0, 0)), "0.0.0.0".parse()); + + // out of range + let none: Option<Ipv4Addr> = "256.0.0.1".parse().ok(); + assert_eq!(None, none); + // too short + let none: Option<Ipv4Addr> = "255.0.0".parse().ok(); + assert_eq!(None, none); + // too long + let none: Option<Ipv4Addr> = "255.0.0.1.2".parse().ok(); + assert_eq!(None, none); + // no number between dots + let none: Option<Ipv4Addr> = "255.0..1".parse().ok(); + assert_eq!(None, none); + // octal + let none: Option<Ipv4Addr> = "255.0.0.01".parse().ok(); + assert_eq!(None, none); + // octal zero + let none: Option<Ipv4Addr> = "255.0.0.00".parse().ok(); + assert_eq!(None, none); + let none: Option<Ipv4Addr> = "255.0.00.0".parse().ok(); + assert_eq!(None, none); +} + +#[test] +fn test_from_str_ipv6() { + assert_eq!(Ok(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 0)), "0:0:0:0:0:0:0:0".parse()); + assert_eq!(Ok(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1)), "0:0:0:0:0:0:0:1".parse()); + + assert_eq!(Ok(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1)), "::1".parse()); + assert_eq!(Ok(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 0)), "::".parse()); + + assert_eq!(Ok(Ipv6Addr::new(0x2a02, 0x6b8, 0, 0, 0, 0, 0x11, 0x11)), "2a02:6b8::11:11".parse()); + + // too long group + let none: Option<Ipv6Addr> = "::00000".parse().ok(); + assert_eq!(None, none); + // too short + let none: Option<Ipv6Addr> = "1:2:3:4:5:6:7".parse().ok(); + assert_eq!(None, none); + // too long + let none: Option<Ipv6Addr> = "1:2:3:4:5:6:7:8:9".parse().ok(); + assert_eq!(None, none); + // triple colon + let none: Option<Ipv6Addr> = "1:2:::6:7:8".parse().ok(); + assert_eq!(None, none); + // two double colons + let none: Option<Ipv6Addr> = "1:2::6::8".parse().ok(); + assert_eq!(None, none); + // `::` indicating zero groups of zeros + let none: Option<Ipv6Addr> = "1:2:3:4::5:6:7:8".parse().ok(); + assert_eq!(None, none); +} + +#[test] +fn test_from_str_ipv4_in_ipv6() { + assert_eq!(Ok(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 49152, 545)), "::192.0.2.33".parse()); + assert_eq!(Ok(Ipv6Addr::new(0, 0, 0, 0, 0, 0xFFFF, 49152, 545)), "::FFFF:192.0.2.33".parse()); + assert_eq!( + Ok(Ipv6Addr::new(0x64, 0xff9b, 0, 0, 0, 0, 49152, 545)), + "64:ff9b::192.0.2.33".parse() + ); + assert_eq!( + Ok(Ipv6Addr::new(0x2001, 0xdb8, 0x122, 0xc000, 0x2, 0x2100, 49152, 545)), + "2001:db8:122:c000:2:2100:192.0.2.33".parse() + ); + + // colon after v4 + let none: Option<Ipv4Addr> = "::127.0.0.1:".parse().ok(); + assert_eq!(None, none); + // not enough groups + let none: Option<Ipv6Addr> = "1:2:3:4:5:127.0.0.1".parse().ok(); + assert_eq!(None, none); + // too many groups + let none: Option<Ipv6Addr> = "1:2:3:4:5:6:7:127.0.0.1".parse().ok(); + assert_eq!(None, none); +} + +#[test] +fn test_from_str_socket_addr() { + assert_eq!(Ok(sa4(Ipv4Addr::new(77, 88, 21, 11), 80)), "77.88.21.11:80".parse()); + assert_eq!(Ok(SocketAddrV4::new(Ipv4Addr::new(77, 88, 21, 11), 80)), "77.88.21.11:80".parse()); + assert_eq!( + Ok(sa6(Ipv6Addr::new(0x2a02, 0x6b8, 0, 1, 0, 0, 0, 1), 53)), + "[2a02:6b8:0:1::1]:53".parse() + ); + assert_eq!( + Ok(SocketAddrV6::new(Ipv6Addr::new(0x2a02, 0x6b8, 0, 1, 0, 0, 0, 1), 53, 0, 0)), + "[2a02:6b8:0:1::1]:53".parse() + ); + assert_eq!(Ok(sa6(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0x7F00, 1), 22)), "[::127.0.0.1]:22".parse()); + assert_eq!( + Ok(SocketAddrV6::new(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0x7F00, 1), 22, 0, 0)), + "[::127.0.0.1]:22".parse() + ); + + // without port + let none: Option<SocketAddr> = "127.0.0.1".parse().ok(); + assert_eq!(None, none); + // without port + let none: Option<SocketAddr> = "127.0.0.1:".parse().ok(); + assert_eq!(None, none); + // wrong brackets around v4 + let none: Option<SocketAddr> = "[127.0.0.1]:22".parse().ok(); + assert_eq!(None, none); + // port out of range + let none: Option<SocketAddr> = "127.0.0.1:123456".parse().ok(); + assert_eq!(None, none); +} + +#[test] +fn ipv4_addr_to_string() { + assert_eq!(Ipv4Addr::new(127, 0, 0, 1).to_string(), "127.0.0.1"); + // Short address + assert_eq!(Ipv4Addr::new(1, 1, 1, 1).to_string(), "1.1.1.1"); + // Long address + assert_eq!(Ipv4Addr::new(127, 127, 127, 127).to_string(), "127.127.127.127"); + + // Test padding + assert_eq!(format!("{:16}", Ipv4Addr::new(1, 1, 1, 1)), "1.1.1.1 "); + assert_eq!(format!("{:>16}", Ipv4Addr::new(1, 1, 1, 1)), " 1.1.1.1"); +} + +#[test] +fn ipv6_addr_to_string() { + // ipv4-mapped address + let a1 = Ipv6Addr::new(0, 0, 0, 0, 0, 0xffff, 0xc000, 0x280); + assert_eq!(a1.to_string(), "::ffff:192.0.2.128"); + + // ipv4-compatible address + let a1 = Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0xc000, 0x280); + assert_eq!(a1.to_string(), "::192.0.2.128"); + + // v6 address with no zero segments + assert_eq!(Ipv6Addr::new(8, 9, 10, 11, 12, 13, 14, 15).to_string(), "8:9:a:b:c:d:e:f"); + + // longest possible IPv6 length + assert_eq!( + Ipv6Addr::new(0x1111, 0x2222, 0x3333, 0x4444, 0x5555, 0x6666, 0x7777, 0x8888).to_string(), + "1111:2222:3333:4444:5555:6666:7777:8888" + ); + // padding + assert_eq!(format!("{:20}", Ipv6Addr::new(1, 2, 3, 4, 5, 6, 7, 8)), "1:2:3:4:5:6:7:8 "); + assert_eq!(format!("{:>20}", Ipv6Addr::new(1, 2, 3, 4, 5, 6, 7, 8)), " 1:2:3:4:5:6:7:8"); + + // reduce a single run of zeros + assert_eq!( + "ae::ffff:102:304", + Ipv6Addr::new(0xae, 0, 0, 0, 0, 0xffff, 0x0102, 0x0304).to_string() + ); + + // don't reduce just a single zero segment + assert_eq!("1:2:3:4:5:6:0:8", Ipv6Addr::new(1, 2, 3, 4, 5, 6, 0, 8).to_string()); + + // 'any' address + assert_eq!("::", Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 0).to_string()); + + // loopback address + assert_eq!("::1", Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1).to_string()); + + // ends in zeros + assert_eq!("1::", Ipv6Addr::new(1, 0, 0, 0, 0, 0, 0, 0).to_string()); + + // two runs of zeros, second one is longer + assert_eq!("1:0:0:4::8", Ipv6Addr::new(1, 0, 0, 4, 0, 0, 0, 8).to_string()); + + // two runs of zeros, equal length + assert_eq!("1::4:5:0:0:8", Ipv6Addr::new(1, 0, 0, 4, 5, 0, 0, 8).to_string()); + + // don't prefix `0x` to each segment in `dbg!`. + assert_eq!("1::4:5:0:0:8", &format!("{:#?}", Ipv6Addr::new(1, 0, 0, 4, 5, 0, 0, 8))); +} + +#[test] +fn ipv4_to_ipv6() { + assert_eq!( + Ipv6Addr::new(0, 0, 0, 0, 0, 0xffff, 0x1234, 0x5678), + Ipv4Addr::new(0x12, 0x34, 0x56, 0x78).to_ipv6_mapped() + ); + assert_eq!( + Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0x1234, 0x5678), + Ipv4Addr::new(0x12, 0x34, 0x56, 0x78).to_ipv6_compatible() + ); +} + +#[test] +fn ipv6_to_ipv4_mapped() { + assert_eq!( + Ipv6Addr::new(0, 0, 0, 0, 0, 0xffff, 0x1234, 0x5678).to_ipv4_mapped(), + Some(Ipv4Addr::new(0x12, 0x34, 0x56, 0x78)) + ); + assert_eq!(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0x1234, 0x5678).to_ipv4_mapped(), None); +} + +#[test] +fn ipv6_to_ipv4() { + assert_eq!( + Ipv6Addr::new(0, 0, 0, 0, 0, 0xffff, 0x1234, 0x5678).to_ipv4(), + Some(Ipv4Addr::new(0x12, 0x34, 0x56, 0x78)) + ); + assert_eq!( + Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0x1234, 0x5678).to_ipv4(), + Some(Ipv4Addr::new(0x12, 0x34, 0x56, 0x78)) + ); + assert_eq!(Ipv6Addr::new(0, 0, 1, 0, 0, 0, 0x1234, 0x5678).to_ipv4(), None); +} + +#[test] +fn ip_properties() { + macro_rules! ip { + ($s:expr) => { + IpAddr::from_str($s).unwrap() + }; + } + + macro_rules! check { + ($s:expr) => { + check!($s, 0); + }; + + ($s:expr, $mask:expr) => {{ + let unspec: u8 = 1 << 0; + let loopback: u8 = 1 << 1; + let global: u8 = 1 << 2; + let multicast: u8 = 1 << 3; + let doc: u8 = 1 << 4; + let benchmarking: u8 = 1 << 5; + + if ($mask & unspec) == unspec { + assert!(ip!($s).is_unspecified()); + } else { + assert!(!ip!($s).is_unspecified()); + } + + if ($mask & loopback) == loopback { + assert!(ip!($s).is_loopback()); + } else { + assert!(!ip!($s).is_loopback()); + } + + if ($mask & global) == global { + assert!(ip!($s).is_global()); + } else { + assert!(!ip!($s).is_global()); + } + + if ($mask & multicast) == multicast { + assert!(ip!($s).is_multicast()); + } else { + assert!(!ip!($s).is_multicast()); + } + + if ($mask & doc) == doc { + assert!(ip!($s).is_documentation()); + } else { + assert!(!ip!($s).is_documentation()); + } + + if ($mask & benchmarking) == benchmarking { + assert!(ip!($s).is_benchmarking()); + } else { + assert!(!ip!($s).is_benchmarking()); + } + }}; + } + + let unspec: u8 = 1 << 0; + let loopback: u8 = 1 << 1; + let global: u8 = 1 << 2; + let multicast: u8 = 1 << 3; + let doc: u8 = 1 << 4; + let benchmarking: u8 = 1 << 5; + + check!("0.0.0.0", unspec); + check!("0.0.0.1"); + check!("0.1.0.0"); + check!("10.9.8.7"); + check!("127.1.2.3", loopback); + check!("172.31.254.253"); + check!("169.254.253.242"); + check!("192.0.2.183", doc); + check!("192.1.2.183", global); + check!("192.168.254.253"); + check!("198.51.100.0", doc); + check!("203.0.113.0", doc); + check!("203.2.113.0", global); + check!("224.0.0.0", global | multicast); + check!("239.255.255.255", global | multicast); + check!("255.255.255.255"); + // make sure benchmarking addresses are not global + check!("198.18.0.0", benchmarking); + check!("198.18.54.2", benchmarking); + check!("198.19.255.255", benchmarking); + // make sure addresses reserved for protocol assignment are not global + check!("192.0.0.0"); + check!("192.0.0.255"); + check!("192.0.0.100"); + // make sure reserved addresses are not global + check!("240.0.0.0"); + check!("251.54.1.76"); + check!("254.255.255.255"); + // make sure shared addresses are not global + check!("100.64.0.0"); + check!("100.127.255.255"); + check!("100.100.100.0"); + + check!("::", unspec); + check!("::1", loopback); + check!("::0.0.0.2", global); + check!("1::", global); + check!("fc00::"); + check!("fdff:ffff::"); + check!("fe80:ffff::"); + check!("febf:ffff::"); + check!("fec0::", global); + check!("ff01::", global | multicast); + check!("ff02::", global | multicast); + check!("ff03::", global | multicast); + check!("ff04::", global | multicast); + check!("ff05::", global | multicast); + check!("ff08::", global | multicast); + check!("ff0e::", global | multicast); + check!("2001:db8:85a3::8a2e:370:7334", doc); + check!("2001:2::ac32:23ff:21", benchmarking); + check!("102:304:506:708:90a:b0c:d0e:f10", global); +} + +#[test] +fn ipv4_properties() { + macro_rules! ip { + ($s:expr) => { + Ipv4Addr::from_str($s).unwrap() + }; + } + + macro_rules! check { + ($s:expr) => { + check!($s, 0); + }; + + ($s:expr, $mask:expr) => {{ + let unspec: u16 = 1 << 0; + let loopback: u16 = 1 << 1; + let private: u16 = 1 << 2; + let link_local: u16 = 1 << 3; + let global: u16 = 1 << 4; + let multicast: u16 = 1 << 5; + let broadcast: u16 = 1 << 6; + let documentation: u16 = 1 << 7; + let benchmarking: u16 = 1 << 8; + let reserved: u16 = 1 << 10; + let shared: u16 = 1 << 11; + + if ($mask & unspec) == unspec { + assert!(ip!($s).is_unspecified()); + } else { + assert!(!ip!($s).is_unspecified()); + } + + if ($mask & loopback) == loopback { + assert!(ip!($s).is_loopback()); + } else { + assert!(!ip!($s).is_loopback()); + } + + if ($mask & private) == private { + assert!(ip!($s).is_private()); + } else { + assert!(!ip!($s).is_private()); + } + + if ($mask & link_local) == link_local { + assert!(ip!($s).is_link_local()); + } else { + assert!(!ip!($s).is_link_local()); + } + + if ($mask & global) == global { + assert!(ip!($s).is_global()); + } else { + assert!(!ip!($s).is_global()); + } + + if ($mask & multicast) == multicast { + assert!(ip!($s).is_multicast()); + } else { + assert!(!ip!($s).is_multicast()); + } + + if ($mask & broadcast) == broadcast { + assert!(ip!($s).is_broadcast()); + } else { + assert!(!ip!($s).is_broadcast()); + } + + if ($mask & documentation) == documentation { + assert!(ip!($s).is_documentation()); + } else { + assert!(!ip!($s).is_documentation()); + } + + if ($mask & benchmarking) == benchmarking { + assert!(ip!($s).is_benchmarking()); + } else { + assert!(!ip!($s).is_benchmarking()); + } + + if ($mask & reserved) == reserved { + assert!(ip!($s).is_reserved()); + } else { + assert!(!ip!($s).is_reserved()); + } + + if ($mask & shared) == shared { + assert!(ip!($s).is_shared()); + } else { + assert!(!ip!($s).is_shared()); + } + }}; + } + + let unspec: u16 = 1 << 0; + let loopback: u16 = 1 << 1; + let private: u16 = 1 << 2; + let link_local: u16 = 1 << 3; + let global: u16 = 1 << 4; + let multicast: u16 = 1 << 5; + let broadcast: u16 = 1 << 6; + let documentation: u16 = 1 << 7; + let benchmarking: u16 = 1 << 8; + let reserved: u16 = 1 << 10; + let shared: u16 = 1 << 11; + + check!("0.0.0.0", unspec); + check!("0.0.0.1"); + check!("0.1.0.0"); + check!("10.9.8.7", private); + check!("127.1.2.3", loopback); + check!("172.31.254.253", private); + check!("169.254.253.242", link_local); + check!("192.0.2.183", documentation); + check!("192.1.2.183", global); + check!("192.168.254.253", private); + check!("198.51.100.0", documentation); + check!("203.0.113.0", documentation); + check!("203.2.113.0", global); + check!("224.0.0.0", global | multicast); + check!("239.255.255.255", global | multicast); + check!("255.255.255.255", broadcast); + check!("198.18.0.0", benchmarking); + check!("198.18.54.2", benchmarking); + check!("198.19.255.255", benchmarking); + check!("192.0.0.0"); + check!("192.0.0.255"); + check!("192.0.0.100"); + check!("240.0.0.0", reserved); + check!("251.54.1.76", reserved); + check!("254.255.255.255", reserved); + check!("100.64.0.0", shared); + check!("100.127.255.255", shared); + check!("100.100.100.0", shared); +} + +#[test] +fn ipv6_properties() { + macro_rules! ip { + ($s:expr) => { + Ipv6Addr::from_str($s).unwrap() + }; + } + + macro_rules! check { + ($s:expr, &[$($octet:expr),*], $mask:expr) => { + assert_eq!($s, ip!($s).to_string()); + let octets = &[$($octet),*]; + assert_eq!(&ip!($s).octets(), octets); + assert_eq!(Ipv6Addr::from(*octets), ip!($s)); + + let unspecified: u32 = 1 << 0; + let loopback: u32 = 1 << 1; + let unique_local: u32 = 1 << 2; + let global: u32 = 1 << 3; + let unicast_link_local: u32 = 1 << 4; + let unicast_global: u32 = 1 << 7; + let documentation: u32 = 1 << 8; + let benchmarking: u32 = 1 << 16; + let multicast_interface_local: u32 = 1 << 9; + let multicast_link_local: u32 = 1 << 10; + let multicast_realm_local: u32 = 1 << 11; + let multicast_admin_local: u32 = 1 << 12; + let multicast_site_local: u32 = 1 << 13; + let multicast_organization_local: u32 = 1 << 14; + let multicast_global: u32 = 1 << 15; + let multicast: u32 = multicast_interface_local + | multicast_admin_local + | multicast_global + | multicast_link_local + | multicast_realm_local + | multicast_site_local + | multicast_organization_local; + + if ($mask & unspecified) == unspecified { + assert!(ip!($s).is_unspecified()); + } else { + assert!(!ip!($s).is_unspecified()); + } + if ($mask & loopback) == loopback { + assert!(ip!($s).is_loopback()); + } else { + assert!(!ip!($s).is_loopback()); + } + if ($mask & unique_local) == unique_local { + assert!(ip!($s).is_unique_local()); + } else { + assert!(!ip!($s).is_unique_local()); + } + if ($mask & global) == global { + assert!(ip!($s).is_global()); + } else { + assert!(!ip!($s).is_global()); + } + if ($mask & unicast_link_local) == unicast_link_local { + assert!(ip!($s).is_unicast_link_local()); + } else { + assert!(!ip!($s).is_unicast_link_local()); + } + if ($mask & unicast_global) == unicast_global { + assert!(ip!($s).is_unicast_global()); + } else { + assert!(!ip!($s).is_unicast_global()); + } + if ($mask & documentation) == documentation { + assert!(ip!($s).is_documentation()); + } else { + assert!(!ip!($s).is_documentation()); + } + if ($mask & benchmarking) == benchmarking { + assert!(ip!($s).is_benchmarking()); + } else { + assert!(!ip!($s).is_benchmarking()); + } + if ($mask & multicast) != 0 { + assert!(ip!($s).multicast_scope().is_some()); + assert!(ip!($s).is_multicast()); + } else { + assert!(ip!($s).multicast_scope().is_none()); + assert!(!ip!($s).is_multicast()); + } + if ($mask & multicast_interface_local) == multicast_interface_local { + assert_eq!(ip!($s).multicast_scope().unwrap(), + Ipv6MulticastScope::InterfaceLocal); + } + if ($mask & multicast_link_local) == multicast_link_local { + assert_eq!(ip!($s).multicast_scope().unwrap(), + Ipv6MulticastScope::LinkLocal); + } + if ($mask & multicast_realm_local) == multicast_realm_local { + assert_eq!(ip!($s).multicast_scope().unwrap(), + Ipv6MulticastScope::RealmLocal); + } + if ($mask & multicast_admin_local) == multicast_admin_local { + assert_eq!(ip!($s).multicast_scope().unwrap(), + Ipv6MulticastScope::AdminLocal); + } + if ($mask & multicast_site_local) == multicast_site_local { + assert_eq!(ip!($s).multicast_scope().unwrap(), + Ipv6MulticastScope::SiteLocal); + } + if ($mask & multicast_organization_local) == multicast_organization_local { + assert_eq!(ip!($s).multicast_scope().unwrap(), + Ipv6MulticastScope::OrganizationLocal); + } + if ($mask & multicast_global) == multicast_global { + assert_eq!(ip!($s).multicast_scope().unwrap(), + Ipv6MulticastScope::Global); + } + } + } + + let unspecified: u32 = 1 << 0; + let loopback: u32 = 1 << 1; + let unique_local: u32 = 1 << 2; + let global: u32 = 1 << 3; + let unicast_link_local: u32 = 1 << 4; + let unicast_global: u32 = 1 << 7; + let documentation: u32 = 1 << 8; + let benchmarking: u32 = 1 << 16; + let multicast_interface_local: u32 = 1 << 9; + let multicast_link_local: u32 = 1 << 10; + let multicast_realm_local: u32 = 1 << 11; + let multicast_admin_local: u32 = 1 << 12; + let multicast_site_local: u32 = 1 << 13; + let multicast_organization_local: u32 = 1 << 14; + let multicast_global: u32 = 1 << 15; + + check!("::", &[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], unspecified); + + check!("::1", &[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], loopback); + + check!("::0.0.0.2", &[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2], global | unicast_global); + + check!("1::", &[0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], global | unicast_global); + + check!( + "::ffff:127.0.0.1", + &[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xff, 0xff, 0x7f, 0, 0, 1], + unicast_global + ); + + check!( + "64:ff9b:1::", + &[0, 0x64, 0xff, 0x9b, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], + unicast_global + ); + + check!("100::", &[0x01, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], unicast_global); + + check!("2001::", &[0x20, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], unicast_global); + + check!( + "2001:1::1", + &[0x20, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], + global | unicast_global + ); + + check!( + "2001:1::2", + &[0x20, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2], + global | unicast_global + ); + + check!( + "2001:3::", + &[0x20, 1, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], + global | unicast_global + ); + + check!( + "2001:4:112::", + &[0x20, 1, 0, 4, 1, 0x12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], + global | unicast_global + ); + + check!( + "2001:20::", + &[0x20, 1, 0, 0x20, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], + global | unicast_global + ); + + check!("2001:30::", &[0x20, 1, 0, 0x30, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], unicast_global); + + check!( + "2001:200::", + &[0x20, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], + global | unicast_global + ); + + check!("fc00::", &[0xfc, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], unique_local); + + check!( + "fdff:ffff::", + &[0xfd, 0xff, 0xff, 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], + unique_local + ); + + check!( + "fe80:ffff::", + &[0xfe, 0x80, 0xff, 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], + unicast_link_local + ); + + check!("fe80::", &[0xfe, 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], unicast_link_local); + + check!( + "febf:ffff::", + &[0xfe, 0xbf, 0xff, 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], + unicast_link_local + ); + + check!("febf::", &[0xfe, 0xbf, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], unicast_link_local); + + check!( + "febf:ffff:ffff:ffff:ffff:ffff:ffff:ffff", + &[ + 0xfe, 0xbf, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff + ], + unicast_link_local + ); + + check!( + "fe80::ffff:ffff:ffff:ffff", + &[ + 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff + ], + unicast_link_local + ); + + check!( + "fe80:0:0:1::", + &[0xfe, 0x80, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0], + unicast_link_local + ); + + check!( + "fec0::", + &[0xfe, 0xc0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], + unicast_global | global + ); + + check!( + "ff01::", + &[0xff, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], + multicast_interface_local | global + ); + + check!( + "ff02::", + &[0xff, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], + multicast_link_local | global + ); + + check!( + "ff03::", + &[0xff, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], + multicast_realm_local | global + ); + + check!( + "ff04::", + &[0xff, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], + multicast_admin_local | global + ); + + check!( + "ff05::", + &[0xff, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], + multicast_site_local | global + ); + + check!( + "ff08::", + &[0xff, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], + multicast_organization_local | global + ); + + check!( + "ff0e::", + &[0xff, 0xe, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], + multicast_global | global + ); + + check!( + "2001:db8:85a3::8a2e:370:7334", + &[0x20, 1, 0xd, 0xb8, 0x85, 0xa3, 0, 0, 0, 0, 0x8a, 0x2e, 3, 0x70, 0x73, 0x34], + documentation + ); + + check!( + "2001:2::ac32:23ff:21", + &[0x20, 1, 0, 2, 0, 0, 0, 0, 0, 0, 0xac, 0x32, 0x23, 0xff, 0, 0x21], + benchmarking + ); + + check!( + "102:304:506:708:90a:b0c:d0e:f10", + &[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16], + global | unicast_global + ); +} + +#[test] +fn test_ipv4_to_int() { + let a = Ipv4Addr::new(0x11, 0x22, 0x33, 0x44); + assert_eq!(u32::from(a), 0x11223344); +} + +#[test] +fn test_int_to_ipv4() { + let a = Ipv4Addr::new(0x11, 0x22, 0x33, 0x44); + assert_eq!(Ipv4Addr::from(0x11223344), a); +} + +#[test] +fn test_ipv6_to_int() { + let a = Ipv6Addr::new(0x1122, 0x3344, 0x5566, 0x7788, 0x99aa, 0xbbcc, 0xddee, 0xff11); + assert_eq!(u128::from(a), 0x112233445566778899aabbccddeeff11u128); +} + +#[test] +fn test_int_to_ipv6() { + let a = Ipv6Addr::new(0x1122, 0x3344, 0x5566, 0x7788, 0x99aa, 0xbbcc, 0xddee, 0xff11); + assert_eq!(Ipv6Addr::from(0x112233445566778899aabbccddeeff11u128), a); +} + +#[test] +fn ipv4_from_constructors() { + assert_eq!(Ipv4Addr::LOCALHOST, Ipv4Addr::new(127, 0, 0, 1)); + assert!(Ipv4Addr::LOCALHOST.is_loopback()); + assert_eq!(Ipv4Addr::UNSPECIFIED, Ipv4Addr::new(0, 0, 0, 0)); + assert!(Ipv4Addr::UNSPECIFIED.is_unspecified()); + assert_eq!(Ipv4Addr::BROADCAST, Ipv4Addr::new(255, 255, 255, 255)); + assert!(Ipv4Addr::BROADCAST.is_broadcast()); +} + +#[test] +fn ipv6_from_constructors() { + assert_eq!(Ipv6Addr::LOCALHOST, Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1)); + assert!(Ipv6Addr::LOCALHOST.is_loopback()); + assert_eq!(Ipv6Addr::UNSPECIFIED, Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 0)); + assert!(Ipv6Addr::UNSPECIFIED.is_unspecified()); +} + +#[test] +fn ipv4_from_octets() { + assert_eq!(Ipv4Addr::from([127, 0, 0, 1]), Ipv4Addr::new(127, 0, 0, 1)) +} + +#[test] +fn ipv6_from_segments() { + let from_u16s = + Ipv6Addr::from([0x0011, 0x2233, 0x4455, 0x6677, 0x8899, 0xaabb, 0xccdd, 0xeeff]); + let new = Ipv6Addr::new(0x0011, 0x2233, 0x4455, 0x6677, 0x8899, 0xaabb, 0xccdd, 0xeeff); + assert_eq!(new, from_u16s); +} + +#[test] +fn ipv6_from_octets() { + let from_u16s = + Ipv6Addr::from([0x0011, 0x2233, 0x4455, 0x6677, 0x8899, 0xaabb, 0xccdd, 0xeeff]); + let from_u8s = Ipv6Addr::from([ + 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, + 0xff, + ]); + assert_eq!(from_u16s, from_u8s); +} + +#[test] +fn cmp() { + let v41 = Ipv4Addr::new(100, 64, 3, 3); + let v42 = Ipv4Addr::new(192, 0, 2, 2); + let v61 = "2001:db8:f00::1002".parse::<Ipv6Addr>().unwrap(); + let v62 = "2001:db8:f00::2001".parse::<Ipv6Addr>().unwrap(); + assert!(v41 < v42); + assert!(v61 < v62); + + assert_eq!(v41, IpAddr::V4(v41)); + assert_eq!(v61, IpAddr::V6(v61)); + assert!(v41 != IpAddr::V4(v42)); + assert!(v61 != IpAddr::V6(v62)); + + assert!(v41 < IpAddr::V4(v42)); + assert!(v61 < IpAddr::V6(v62)); + assert!(IpAddr::V4(v41) < v42); + assert!(IpAddr::V6(v61) < v62); + + assert!(v41 < IpAddr::V6(v61)); + assert!(IpAddr::V4(v41) < v61); +} + +#[test] +fn is_v4() { + let ip = IpAddr::V4(Ipv4Addr::new(100, 64, 3, 3)); + assert!(ip.is_ipv4()); + assert!(!ip.is_ipv6()); +} + +#[test] +fn is_v6() { + let ip = IpAddr::V6(Ipv6Addr::new(0, 0, 0, 0, 0, 0xffff, 0x1234, 0x5678)); + assert!(!ip.is_ipv4()); + assert!(ip.is_ipv6()); +} + +#[test] +fn ipv4_const() { + // test that the methods of `Ipv4Addr` are usable in a const context + + const IP_ADDRESS: Ipv4Addr = Ipv4Addr::new(127, 0, 0, 1); + assert_eq!(IP_ADDRESS, Ipv4Addr::LOCALHOST); + + const OCTETS: [u8; 4] = IP_ADDRESS.octets(); + assert_eq!(OCTETS, [127, 0, 0, 1]); + + const IS_UNSPECIFIED: bool = IP_ADDRESS.is_unspecified(); + assert!(!IS_UNSPECIFIED); + + const IS_LOOPBACK: bool = IP_ADDRESS.is_loopback(); + assert!(IS_LOOPBACK); + + const IS_PRIVATE: bool = IP_ADDRESS.is_private(); + assert!(!IS_PRIVATE); + + const IS_LINK_LOCAL: bool = IP_ADDRESS.is_link_local(); + assert!(!IS_LINK_LOCAL); + + const IS_GLOBAL: bool = IP_ADDRESS.is_global(); + assert!(!IS_GLOBAL); + + const IS_SHARED: bool = IP_ADDRESS.is_shared(); + assert!(!IS_SHARED); + + const IS_BENCHMARKING: bool = IP_ADDRESS.is_benchmarking(); + assert!(!IS_BENCHMARKING); + + const IS_RESERVED: bool = IP_ADDRESS.is_reserved(); + assert!(!IS_RESERVED); + + const IS_MULTICAST: bool = IP_ADDRESS.is_multicast(); + assert!(!IS_MULTICAST); + + const IS_BROADCAST: bool = IP_ADDRESS.is_broadcast(); + assert!(!IS_BROADCAST); + + const IS_DOCUMENTATION: bool = IP_ADDRESS.is_documentation(); + assert!(!IS_DOCUMENTATION); + + const IP_V6_COMPATIBLE: Ipv6Addr = IP_ADDRESS.to_ipv6_compatible(); + assert_eq!( + IP_V6_COMPATIBLE, + Ipv6Addr::from([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 127, 0, 0, 1]) + ); + + const IP_V6_MAPPED: Ipv6Addr = IP_ADDRESS.to_ipv6_mapped(); + assert_eq!( + IP_V6_MAPPED, + Ipv6Addr::from([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 127, 0, 0, 1]) + ); +} + +#[test] +fn ipv6_const() { + // test that the methods of `Ipv6Addr` are usable in a const context + + const IP_ADDRESS: Ipv6Addr = Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1); + assert_eq!(IP_ADDRESS, Ipv6Addr::LOCALHOST); + + const SEGMENTS: [u16; 8] = IP_ADDRESS.segments(); + assert_eq!(SEGMENTS, [0, 0, 0, 0, 0, 0, 0, 1]); + + const OCTETS: [u8; 16] = IP_ADDRESS.octets(); + assert_eq!(OCTETS, [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1]); + + const IS_UNSPECIFIED: bool = IP_ADDRESS.is_unspecified(); + assert!(!IS_UNSPECIFIED); + + const IS_LOOPBACK: bool = IP_ADDRESS.is_loopback(); + assert!(IS_LOOPBACK); + + const IS_GLOBAL: bool = IP_ADDRESS.is_global(); + assert!(!IS_GLOBAL); + + const IS_UNIQUE_LOCAL: bool = IP_ADDRESS.is_unique_local(); + assert!(!IS_UNIQUE_LOCAL); + + const IS_UNICAST_LINK_LOCAL: bool = IP_ADDRESS.is_unicast_link_local(); + assert!(!IS_UNICAST_LINK_LOCAL); + + const IS_DOCUMENTATION: bool = IP_ADDRESS.is_documentation(); + assert!(!IS_DOCUMENTATION); + + const IS_BENCHMARKING: bool = IP_ADDRESS.is_benchmarking(); + assert!(!IS_BENCHMARKING); + + const IS_UNICAST_GLOBAL: bool = IP_ADDRESS.is_unicast_global(); + assert!(!IS_UNICAST_GLOBAL); + + const MULTICAST_SCOPE: Option<Ipv6MulticastScope> = IP_ADDRESS.multicast_scope(); + assert_eq!(MULTICAST_SCOPE, None); + + const IS_MULTICAST: bool = IP_ADDRESS.is_multicast(); + assert!(!IS_MULTICAST); + + const IP_V4: Option<Ipv4Addr> = IP_ADDRESS.to_ipv4(); + assert_eq!(IP_V4.unwrap(), Ipv4Addr::new(0, 0, 0, 1)); +} + +#[test] +fn ip_const() { + // test that the methods of `IpAddr` are usable in a const context + + const IP_ADDRESS: IpAddr = IpAddr::V4(Ipv4Addr::LOCALHOST); + + const IS_UNSPECIFIED: bool = IP_ADDRESS.is_unspecified(); + assert!(!IS_UNSPECIFIED); + + const IS_LOOPBACK: bool = IP_ADDRESS.is_loopback(); + assert!(IS_LOOPBACK); + + const IS_GLOBAL: bool = IP_ADDRESS.is_global(); + assert!(!IS_GLOBAL); + + const IS_MULTICAST: bool = IP_ADDRESS.is_multicast(); + assert!(!IS_MULTICAST); + + const IS_IP_V4: bool = IP_ADDRESS.is_ipv4(); + assert!(IS_IP_V4); + + const IS_IP_V6: bool = IP_ADDRESS.is_ipv6(); + assert!(!IS_IP_V6); +} + +#[test] +fn structural_match() { + // test that all IP types can be structurally matched upon + + const IPV4: Ipv4Addr = Ipv4Addr::LOCALHOST; + match IPV4 { + Ipv4Addr::LOCALHOST => {} + _ => unreachable!(), + } + + const IPV6: Ipv6Addr = Ipv6Addr::LOCALHOST; + match IPV6 { + Ipv6Addr::LOCALHOST => {} + _ => unreachable!(), + } + + const IP: IpAddr = IpAddr::V4(Ipv4Addr::LOCALHOST); + match IP { + IpAddr::V4(Ipv4Addr::LOCALHOST) => {} + _ => unreachable!(), + } +} |