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ipv6addr_test.go
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ipv6addr_test.go
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package sockaddr_test
import (
"fmt"
"math/big"
"strings"
"testing"
sockaddr "github.com/hashicorp/go-sockaddr"
)
// ipv6HostMask is an unexported big.Int representing a /128 IPv6 address
var ipv6HostMask sockaddr.IPv6Mask
func init() {
biMask := big.NewInt(0)
biMask = biMask.SetBytes([]byte{
0xff, 0xff,
0xff, 0xff,
0xff, 0xff,
0xff, 0xff,
0xff, 0xff,
0xff, 0xff,
0xff, 0xff,
0xff, 0xff,
},
)
ipv6HostMask = sockaddr.IPv6Mask(biMask)
}
func newIPv6BigInt(t *testing.T, ipv6Str string) *big.Int {
addr := big.NewInt(0)
addrStr := strings.Join(strings.Split(ipv6Str, ":"), "")
_, ok := addr.SetString(addrStr, 16)
if !ok {
t.Fatalf("Unable to create an IPv6Addr from string %+q", ipv6Str)
}
return addr
}
func newIPv6Address(t *testing.T, ipv6Str string) sockaddr.IPv6Address {
return sockaddr.IPv6Address(newIPv6BigInt(t, ipv6Str))
}
func newIPv6Mask(t *testing.T, ipv6Str string) sockaddr.IPv6Mask {
return sockaddr.IPv6Mask(newIPv6BigInt(t, ipv6Str))
}
func newIPv6Network(t *testing.T, ipv6Str string) sockaddr.IPv6Network {
return sockaddr.IPv6Network(newIPv6BigInt(t, ipv6Str))
}
func TestSockAddr_IPv6Addr(t *testing.T) {
tests := []struct {
z00_input string
z01_addrHexStr string
z02_addrBinStr string
z03_addrStr string
z04_NetIPStringOut string
z05_addrInt sockaddr.IPv6Address
z06_netInt sockaddr.IPv6Network
z07_ipMaskStr string
z08_maskbits int
z09_NetIPNetStringOut string
z10_maskInt sockaddr.IPv6Mask
z11_networkStr string
z12_octets []int
z13_firstUsable string
z14_lastUsable string
z16_portInt sockaddr.IPPort
z17_DialPacketArgs []string
z18_DialStreamArgs []string
z19_ListenPacketArgs []string
z20_ListenStreamArgs []string
z99_pass bool
}{
{ // 0 -- IPv4 fail
z00_input: "1.2.3.4",
z99_pass: false,
},
{ // 1 - IPv4 with port
z00_input: "5.6.7.8:80",
z99_pass: false,
},
{ // 2 - Hostname
z00_input: "www.hashicorp.com",
z99_pass: false,
},
{ // 3 - IPv6 with port, but no square brackets
z00_input: "2607:f0d0:1002:0051:0000:0000:0000:0004:8600",
z99_pass: false,
},
{ // 4 - IPv6 with port
z00_input: "[2607:f0d0:1002:0051:0000:0000:0000:0004]:8600",
z01_addrHexStr: "2607f0d0100200510000000000000004",
z02_addrBinStr: "00100110000001111111000011010000000100000000001000000000010100010000000000000000000000000000000000000000000000000000000000000100",
z03_addrStr: "[2607:f0d0:1002:51::4]:8600",
z04_NetIPStringOut: "2607:f0d0:1002:51::4",
z05_addrInt: newIPv6Address(t, "2607:f0d0:1002:0051:0000:0000:0000:0004"),
z06_netInt: newIPv6Network(t, "2607:f0d0:1002:0051:0000:0000:0000:0004"),
z07_ipMaskStr: "ffffffffffffffffffffffffffffffff",
z08_maskbits: 128,
z09_NetIPNetStringOut: "2607:f0d0:1002:51::4/128",
z10_maskInt: newIPv6Mask(t, "ffffffffffffffffffffffffffffffff"),
z11_networkStr: "2607:f0d0:1002:51::4",
z12_octets: []int{0x26, 0x7, 0xf0, 0xd0, 0x10, 0x2, 0x0, 0x51, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4},
z13_firstUsable: "2607:f0d0:1002:51::4",
z14_lastUsable: "2607:f0d0:1002:51::4",
z16_portInt: 8600,
z17_DialPacketArgs: []string{"udp6", "[2607:f0d0:1002:51::4]:8600"},
z18_DialStreamArgs: []string{"tcp6", "[2607:f0d0:1002:51::4]:8600"},
z19_ListenPacketArgs: []string{"udp6", "[2607:f0d0:1002:51::4]:8600"},
z20_ListenStreamArgs: []string{"tcp6", "[2607:f0d0:1002:51::4]:8600"},
z99_pass: true,
},
{ // 5 - IPv6
z00_input: "2607:f0d0:1002:0051:0000:0000:0000:0004",
z01_addrHexStr: "2607f0d0100200510000000000000004",
z02_addrBinStr: "00100110000001111111000011010000000100000000001000000000010100010000000000000000000000000000000000000000000000000000000000000100",
z03_addrStr: "2607:f0d0:1002:51::4",
z04_NetIPStringOut: "2607:f0d0:1002:51::4",
z05_addrInt: newIPv6Address(t, "2607:f0d0:1002:0051:0000:0000:0000:0004"),
z06_netInt: newIPv6Network(t, "2607:f0d0:1002:0051:0000:0000:0000:0004"),
z07_ipMaskStr: "ffffffffffffffffffffffffffffffff",
z08_maskbits: 128,
z09_NetIPNetStringOut: "2607:f0d0:1002:51::4/128",
z10_maskInt: newIPv6Mask(t, "ffffffffffffffffffffffffffffffff"),
z11_networkStr: "2607:f0d0:1002:51::4",
z12_octets: []int{0x26, 0x7, 0xf0, 0xd0, 0x10, 0x2, 0x0, 0x51, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4},
z13_firstUsable: "2607:f0d0:1002:51::4",
z14_lastUsable: "2607:f0d0:1002:51::4",
z17_DialPacketArgs: []string{"udp6", ""},
z18_DialStreamArgs: []string{"tcp6", ""},
z19_ListenPacketArgs: []string{"udp6", "[2607:f0d0:1002:51::4]:0"},
z20_ListenStreamArgs: []string{"tcp6", "[2607:f0d0:1002:51::4]:0"},
z99_pass: true,
},
{ // 6 IPv6 with square brackets, optional
z00_input: "[2607:f0d0:1002:0051:0000:0000:0000:0004]",
z01_addrHexStr: "2607f0d0100200510000000000000004",
z02_addrBinStr: "00100110000001111111000011010000000100000000001000000000010100010000000000000000000000000000000000000000000000000000000000000100",
z03_addrStr: "2607:f0d0:1002:51::4",
z04_NetIPStringOut: "2607:f0d0:1002:51::4",
z05_addrInt: newIPv6Address(t, "2607:f0d0:1002:0051:0000:0000:0000:0004"),
z06_netInt: newIPv6Network(t, "2607:f0d0:1002:0051:0000:0000:0000:0004"),
z07_ipMaskStr: "ffffffffffffffffffffffffffffffff",
z08_maskbits: 128,
z09_NetIPNetStringOut: "2607:f0d0:1002:51::4/128",
z10_maskInt: newIPv6Mask(t, "ffffffffffffffffffffffffffffffff"),
z11_networkStr: "2607:f0d0:1002:51::4",
z12_octets: []int{0x26, 0x7, 0xf0, 0xd0, 0x10, 0x2, 0x0, 0x51, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4},
z13_firstUsable: "2607:f0d0:1002:51::4",
z14_lastUsable: "2607:f0d0:1002:51::4",
z17_DialPacketArgs: []string{"udp6", ""},
z18_DialStreamArgs: []string{"tcp6", ""},
z19_ListenPacketArgs: []string{"udp6", "[2607:f0d0:1002:51::4]:0"},
z20_ListenStreamArgs: []string{"tcp6", "[2607:f0d0:1002:51::4]:0"},
z99_pass: true,
},
{ // 7 - unspecified address
z00_input: "0:0:0:0:0:0:0:0",
z01_addrHexStr: "00000000000000000000000000000000",
z02_addrBinStr: "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
z03_addrStr: "::",
z04_NetIPStringOut: "::",
z05_addrInt: newIPv6Address(t, "0"),
z06_netInt: newIPv6Network(t, "0"),
z07_ipMaskStr: "ffffffffffffffffffffffffffffffff",
z08_maskbits: 128,
z09_NetIPNetStringOut: "::/128",
z10_maskInt: newIPv6Mask(t, "ffffffffffffffffffffffffffffffff"),
z11_networkStr: "::",
z12_octets: []int{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
z13_firstUsable: "::",
z14_lastUsable: "::",
z17_DialPacketArgs: []string{"udp6", ""},
z18_DialStreamArgs: []string{"tcp6", ""},
z19_ListenPacketArgs: []string{"udp6", "[::]:0"},
z20_ListenStreamArgs: []string{"tcp6", "[::]:0"},
z99_pass: true,
},
{ // 8 - loopback address
z00_input: "0:0:0:0:0:0:0:1",
z01_addrHexStr: "00000000000000000000000000000001",
z02_addrBinStr: "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001",
z03_addrStr: "::1",
z04_NetIPStringOut: "::1",
z05_addrInt: newIPv6Address(t, "0000:0000:0000:0000:0000:0000:0000:0001"),
z06_netInt: newIPv6Network(t, "0000:0000:0000:0000:0000:0000:0000:0001"),
z07_ipMaskStr: "ffffffffffffffffffffffffffffffff",
z08_maskbits: 128,
z09_NetIPNetStringOut: "::1/128",
z10_maskInt: newIPv6Mask(t, "ffffffffffffffffffffffffffffffff"),
z11_networkStr: "::1",
z12_octets: []int{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x01},
z13_firstUsable: "::1",
z14_lastUsable: "::1",
z17_DialPacketArgs: []string{"udp6", ""},
z18_DialStreamArgs: []string{"tcp6", ""},
z19_ListenPacketArgs: []string{"udp6", "[::1]:0"},
z20_ListenStreamArgs: []string{"tcp6", "[::1]:0"},
z99_pass: true,
},
{ // 9 - IPv6 with CIDR (RFC 3849)
z00_input: "2001:DB8::/32",
z01_addrHexStr: "20010db8000000000000000000000000",
z02_addrBinStr: "00100000000000010000110110111000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
z03_addrStr: "2001:db8::/32",
z04_NetIPStringOut: "2001:db8::",
z05_addrInt: newIPv6Address(t, "20010db8000000000000000000000000"),
z06_netInt: newIPv6Network(t, "20010db8000000000000000000000000"),
z07_ipMaskStr: "ffffffff000000000000000000000000",
z08_maskbits: 32,
z09_NetIPNetStringOut: "2001:db8::/32",
z10_maskInt: newIPv6Mask(t, "ffffffff000000000000000000000000"),
z11_networkStr: "2001:db8::/32",
z12_octets: []int{0x20, 0x01, 0x0d, 0xb8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
z13_firstUsable: "2001:db8::",
z14_lastUsable: "2001:db8:ffff:ffff:ffff:ffff:ffff:ffff",
z17_DialPacketArgs: []string{"udp6", ""},
z18_DialStreamArgs: []string{"tcp6", ""},
z19_ListenPacketArgs: []string{"udp6", ""},
z20_ListenStreamArgs: []string{"tcp6", ""},
z99_pass: true,
},
{ // 10 - IPv6 ::1
z00_input: "::1",
z01_addrHexStr: "00000000000000000000000000000001",
z02_addrBinStr: "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001",
z03_addrStr: "::1",
z04_NetIPStringOut: "::1",
z05_addrInt: newIPv6Address(t, "00000000000000000000000000000001"),
z06_netInt: newIPv6Network(t, "00000000000000000000000000000001"),
z07_ipMaskStr: "ffffffffffffffffffffffffffffffff",
z08_maskbits: 128,
z09_NetIPNetStringOut: "::1/128",
z10_maskInt: newIPv6Mask(t, "ffffffffffffffffffffffffffffffff"),
z11_networkStr: "::1",
z12_octets: []int{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1},
z13_firstUsable: "::1",
z14_lastUsable: "::1",
z17_DialPacketArgs: []string{"udp6", ""},
z18_DialStreamArgs: []string{"tcp6", ""},
z19_ListenPacketArgs: []string{"udp6", "[::1]:0"},
z20_ListenStreamArgs: []string{"tcp6", "[::1]:0"},
z99_pass: true,
},
{ // 11 - IPv6 100::
z00_input: "100::",
z01_addrHexStr: "01000000000000000000000000000000",
z02_addrBinStr: "00000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
z03_addrStr: "100::",
z04_NetIPStringOut: "100::",
z05_addrInt: newIPv6Address(t, "01000000000000000000000000000000"),
z06_netInt: newIPv6Network(t, "01000000000000000000000000000000"),
z07_ipMaskStr: "ffffffffffffffffffffffffffffffff",
z08_maskbits: 128,
z09_NetIPNetStringOut: "100::/128",
z10_maskInt: newIPv6Mask(t, "ffffffffffffffffffffffffffffffff"),
z11_networkStr: "100::",
z12_octets: []int{0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
z13_firstUsable: "100::",
z14_lastUsable: "100::",
z17_DialPacketArgs: []string{"udp6", ""},
z18_DialStreamArgs: []string{"tcp6", ""},
z19_ListenPacketArgs: []string{"udp6", "[100::]:0"},
z20_ListenStreamArgs: []string{"tcp6", "[100::]:0"},
z99_pass: true,
},
{ // 12 - IPv6 100::2
z00_input: "100::2",
z01_addrHexStr: "01000000000000000000000000000002",
z02_addrBinStr: "00000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010",
z03_addrStr: "100::2",
z04_NetIPStringOut: "100::2",
z05_addrInt: newIPv6Address(t, "01000000000000000000000000000002"),
z06_netInt: newIPv6Network(t, "01000000000000000000000000000002"),
z07_ipMaskStr: "ffffffffffffffffffffffffffffffff",
z08_maskbits: 128,
z09_NetIPNetStringOut: "100::2/128",
z10_maskInt: newIPv6Mask(t, "ffffffffffffffffffffffffffffffff"),
z11_networkStr: "100::2",
z12_octets: []int{0x01, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x02},
z13_firstUsable: "100::2",
z14_lastUsable: "100::2",
z17_DialPacketArgs: []string{"udp6", ""},
z18_DialStreamArgs: []string{"tcp6", ""},
z19_ListenPacketArgs: []string{"udp6", "[100::2]:0"},
z20_ListenStreamArgs: []string{"tcp6", "[100::2]:0"},
z99_pass: true,
},
{ // 13 - IPv6 `[100::2]:80`
z00_input: "[100::2]:80",
z01_addrHexStr: "01000000000000000000000000000002",
z02_addrBinStr: "00000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010",
z03_addrStr: "[100::2]:80",
z04_NetIPStringOut: "100::2",
z05_addrInt: newIPv6Address(t, "01000000000000000000000000000002"),
z06_netInt: newIPv6Network(t, "01000000000000000000000000000002"),
z07_ipMaskStr: "ffffffffffffffffffffffffffffffff",
z08_maskbits: 128,
z09_NetIPNetStringOut: "100::2/128",
z10_maskInt: newIPv6Mask(t, "ffffffffffffffffffffffffffffffff"),
z11_networkStr: "100::2",
z12_octets: []int{0x01, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x02},
z13_firstUsable: "100::2",
z14_lastUsable: "100::2",
z16_portInt: 80,
z17_DialPacketArgs: []string{"udp6", "[100::2]:80"},
z18_DialStreamArgs: []string{"tcp6", "[100::2]:80"},
z19_ListenPacketArgs: []string{"udp6", "[100::2]:80"},
z20_ListenStreamArgs: []string{"tcp6", "[100::2]:80"},
z99_pass: true,
},
}
for idx, test := range tests {
t.Run(fmt.Sprintf("%d", idx), func(t *testing.T) {
ipv6, err := sockaddr.NewIPv6Addr(test.z00_input)
if test.z99_pass && err != nil {
t.Fatalf("[%d] Unable to create an IPv6Addr from %+q: %v", idx, test.z00_input, err)
} else if !test.z99_pass && err == nil {
t.Fatalf("[%d] Expected test to fail for %+q", idx, test.z00_input)
} else if !test.z99_pass && err != nil {
// Expected failure, return success
return
}
if type_ := ipv6.Type(); type_ != sockaddr.TypeIPv6 {
t.Errorf("[%d] Expected new IPv6Addr to be Type %d, received %d (int)", idx, sockaddr.TypeIPv6, type_)
}
h, ok := ipv6.Host().(sockaddr.IPv6Addr)
if !ok {
t.Errorf("[%d] Unable to type assert +%q's Host to IPv6Addr", idx, test.z00_input)
}
hAddressBigInt := big.Int(*h.Address)
hMaskBigInt := big.Int(*h.Mask)
if hAddressBigInt.Cmp(ipv6.Address) != 0 || hMaskBigInt.Cmp(ipv6HostMask) != 0 || h.Port != ipv6.Port {
t.Errorf("[%d] Expected %+q's Host() to return identical IPv6Addr except mask, received %+q", idx, test.z00_input, h.String())
}
if c := cap(*ipv6.NetIP()); c != sockaddr.IPv6len {
t.Errorf("[%d] Expected new IPv6Addr's Address capacity to be %d bytes, received %d", idx, sockaddr.IPv6len, c)
}
if l := len(*ipv6.NetIP()); l != sockaddr.IPv6len {
t.Errorf("[%d] Expected new IPv6Addr's Address length to be %d bytes, received %d", idx, sockaddr.IPv6len, l)
}
if s := ipv6.AddressHexString(); s != test.z01_addrHexStr {
t.Errorf("[%d] Expected address %+q's hexadecimal representation to be %+q, received %+q", idx, test.z00_input, test.z01_addrHexStr, s)
}
if s := ipv6.AddressBinString(); s != test.z02_addrBinStr {
t.Errorf("[%d] Expected address %+q's binary representation to be %+q, received %+q", idx, test.z00_input, test.z02_addrBinStr, s)
}
if s := ipv6.String(); s != test.z03_addrStr {
t.Errorf("[%d] Expected %+q's String to be %+q, received %+q", idx, test.z00_input, test.z03_addrStr, s)
}
if s := ipv6.NetIP().String(); s != test.z04_NetIPStringOut {
t.Errorf("[%d] Expected %+q's address to be %+q, received %+q", idx, test.z00_input, test.z04_NetIPStringOut, s)
}
if hAddressBigInt.Cmp(test.z05_addrInt) != 0 {
t.Errorf("[%d] Expected %+q's Address to return %+v, received %+v", idx, test.z00_input, test.z05_addrInt, hAddressBigInt)
}
n, ok := ipv6.Network().(sockaddr.IPv6Addr)
if !ok {
t.Errorf("[%d] Unable to type assert +%q's Network to IPv6Addr", idx, test.z00_input)
}
nAddressBigInt := big.Int(*n.Address)
if nAddressBigInt.Cmp(test.z06_netInt) != 0 {
t.Errorf("[%d] Expected %+q's Network to return %+v, received %+v", idx, test.z00_input, test.z06_netInt, n.Address)
}
if m := ipv6.NetIPMask().String(); m != test.z07_ipMaskStr {
t.Errorf("[%d] Expected %+q's mask to be %+q, received %+q", idx, test.z00_input, test.z07_ipMaskStr, m)
}
if m := ipv6.Maskbits(); m != test.z08_maskbits {
t.Errorf("[%dr] Expected %+q's port to be %+v, received %+v", idx, test.z00_input, test.z08_maskbits, m)
}
if n := ipv6.NetIPNet().String(); n != test.z09_NetIPNetStringOut {
t.Errorf("[%d] Expected %+q's network to be %+q, received %+q", idx, test.z00_input, test.z09_NetIPNetStringOut, n)
}
ipv6MaskBigInt := big.Int(*ipv6.Mask)
if ipv6MaskBigInt.Cmp(test.z10_maskInt) != 0 {
t.Errorf("[%d] Expected %+q's Mask to return %+v, received %+v", idx, test.z00_input, test.z10_maskInt, ipv6MaskBigInt)
}
nMaskBigInt := big.Int(*n.Mask)
if nMaskBigInt.Cmp(test.z10_maskInt) != 0 {
t.Errorf("[%d] Expected %+q's Network's Mask to return %+v, received %+v", idx, test.z00_input, test.z10_maskInt, nMaskBigInt)
}
// Network()'s mask must match the IPv6Addr's Mask
if n := ipv6.Network().String(); n != test.z11_networkStr {
t.Errorf("[%d] Expected %+q's Network() to be %+q, received %+q", idx, test.z00_input, test.z11_networkStr, n)
}
if o := ipv6.Octets(); len(o) != 16 || cap(o) != 16 ||
o[0] != test.z12_octets[0] || o[1] != test.z12_octets[1] ||
o[2] != test.z12_octets[2] || o[3] != test.z12_octets[3] ||
o[4] != test.z12_octets[4] || o[5] != test.z12_octets[5] ||
o[6] != test.z12_octets[6] || o[7] != test.z12_octets[7] ||
o[8] != test.z12_octets[8] || o[9] != test.z12_octets[9] ||
o[10] != test.z12_octets[10] || o[11] != test.z12_octets[11] ||
o[12] != test.z12_octets[12] || o[13] != test.z12_octets[13] ||
o[14] != test.z12_octets[14] || o[15] != test.z12_octets[15] {
t.Errorf("[%d] Expected %+q's Octets to be %x, received %x", idx, test.z00_input, test.z12_octets, o)
}
if f := ipv6.FirstUsable().String(); f != test.z13_firstUsable {
t.Errorf("[%d] Expected %+q's FirstUsable() to be %+q, received %+q", idx, test.z00_input, test.z13_firstUsable, f)
}
if l := ipv6.LastUsable().String(); l != test.z14_lastUsable {
t.Errorf("[%d] Expected %+q's LastUsable() to be %+q, received %+q", idx, test.z00_input, test.z14_lastUsable, l)
}
if p := ipv6.IPPort(); sockaddr.IPPort(p) != test.z16_portInt {
t.Errorf("[%d] Expected %+q's port to be %+v, received %+v", idx, test.z00_input, test.z16_portInt, p)
}
if dialNet, dialArgs := ipv6.DialPacketArgs(); dialNet != test.z17_DialPacketArgs[0] || dialArgs != test.z17_DialPacketArgs[1] {
t.Errorf("[%d] Expected %+q's DialPacketArgs() to be %+q, received %+q, %+q", idx, test.z00_input, test.z17_DialPacketArgs, dialNet, dialArgs)
}
if dialNet, dialArgs := ipv6.DialStreamArgs(); dialNet != test.z18_DialStreamArgs[0] || dialArgs != test.z18_DialStreamArgs[1] {
t.Errorf("[%d] Expected %+q's DialStreamArgs() to be %+q, received %+q, %+q", idx, test.z00_input, test.z18_DialStreamArgs, dialNet, dialArgs)
}
if listenNet, listenArgs := ipv6.ListenPacketArgs(); listenNet != test.z19_ListenPacketArgs[0] || listenArgs != test.z19_ListenPacketArgs[1] {
t.Errorf("[%d] Expected %+q's ListenPacketArgs() to be %+q, received %+q, %+q", idx, test.z00_input, test.z19_ListenPacketArgs, listenNet, listenArgs)
}
if listenNet, listenArgs := ipv6.ListenStreamArgs(); listenNet != test.z20_ListenStreamArgs[0] || listenArgs != test.z20_ListenStreamArgs[1] {
t.Errorf("[%d] Expected %+q's ListenStreamArgs() to be %+q, received %+q, %+q", idx, test.z00_input, test.z20_ListenStreamArgs, listenNet, listenArgs)
}
})
}
}
func TestSockAddr_IPv6Addr_CmpAddress(t *testing.T) {
tests := []struct {
a string
b string
cmp int
}{
{ // 0
a: "2001:4860:0:2001::68/128",
b: "2001:4860:0:2001::68",
cmp: 0,
},
{ // 1
a: "2607:f0d0:1002:0051:0000:0000:0000:0004/128",
b: "2607:f0d0:1002:0051:0000:0000:0000:0004",
cmp: 0,
},
{ // 2
a: "2607:f0d0:1002:0051:0000:0000:0000:0004/128",
b: "2607:f0d0:1002:0051:0000:0000:0000:0004/64",
cmp: 0,
},
{ // 3
a: "2607:f0d0:1002:0051:0000:0000:0000:0004",
b: "2607:f0d0:1002:0051:0000:0000:0000:0005",
cmp: -1,
},
}
for idx, test := range tests {
t.Run(fmt.Sprintf("%d", idx), func(t *testing.T) {
ipv6a, err := sockaddr.NewIPv6Addr(test.a)
if err != nil {
t.Fatalf("[%d] Unable to create an IPv6Addr from %+q: %v", idx, test.a, err)
}
ipv6b, err := sockaddr.NewIPv6Addr(test.b)
if err != nil {
t.Fatalf("[%d] Unable to create an IPv6Addr from %+q: %v", idx, test.b, err)
}
if x := ipv6a.CmpAddress(ipv6b); x != test.cmp {
t.Errorf("[%d] IPv6Addr.CmpAddress() failed with %+q with %+q (expected %d, received %d)", idx, ipv6a, ipv6b, test.cmp, x)
}
if x := ipv6b.CmpAddress(ipv6a); x*-1 != test.cmp {
t.Errorf("[%d] IPv6Addr.CmpAddress() failed with %+q with %+q (expected %d, received %d)", idx, ipv6a, ipv6b, test.cmp, x)
}
})
}
}
func TestSockAddr_IPv6Addr_ContainsAddress(t *testing.T) {
tests := []struct {
name string
input sockaddr.IPv6Addr
cases []sockaddr.IPv6Addr
fail bool
}{
{
name: "basic",
input: sockaddr.MustIPv6Addr("::1/128"),
cases: []sockaddr.IPv6Addr{
sockaddr.MustIPv6Addr("::1"),
sockaddr.MustIPv6Addr("[::1/128]"),
},
},
{
name: "fail",
input: sockaddr.MustIPv6Addr("::1/128"),
cases: []sockaddr.IPv6Addr{
sockaddr.MustIPv6Addr("100::"),
},
fail: true,
},
{
name: "fail2",
input: sockaddr.MustIPv6Addr("100::/128"),
cases: []sockaddr.IPv6Addr{
sockaddr.MustIPv6Addr("::1"),
},
fail: true,
},
}
for idx, test := range tests {
if test.name == "" {
t.Fatalf("test %d needs a name", idx)
}
t.Run(fmt.Sprintf("%d", idx), func(t *testing.T) {
ipv6 := test.input
for _, tc := range test.cases {
if ipv6.ContainsAddress(tc.Address) == test.fail {
t.Errorf("%s: Expected %q.ContainsAddress(%q)==%t", test.name, ipv6, tc, test.fail)
}
}
})
}
}
func TestSockAddr_IPv6Addr_ContainsNetwork(t *testing.T) {
tests := []struct {
input string
pass []string
fail []string
}{
{ // 0
input: "::1/128",
pass: []string{
"::1",
"[::1/128]",
},
fail: []string{
"100::",
},
},
}
for idx, test := range tests {
t.Run(fmt.Sprintf("%d", idx), func(t *testing.T) {
ipv6, err := sockaddr.NewIPv6Addr(test.input)
if err != nil {
t.Fatalf("[%d] Unable to create an IPv6Addr from %+q: %v", idx, test.input, err)
}
for passIdx, passInput := range test.pass {
passAddr, err := sockaddr.NewIPv6Addr(passInput)
if err != nil {
t.Fatalf("[%d/%d] Unable to create an IPv6Addr from %+q: %v", idx, passIdx, passInput, err)
}
if !passAddr.ContainsNetwork(ipv6) {
t.Errorf("[%d/%d] Expected %+q to contain %+q", idx, passIdx, test.input, passInput)
}
}
for failIdx, failInput := range test.fail {
failAddr, err := sockaddr.NewIPv6Addr(failInput)
if err != nil {
t.Fatalf("[%d/%d] Unable to create an IPv6Addr from %+q: %v", idx, failIdx, failInput, err)
}
if failAddr.ContainsNetwork(ipv6) {
t.Errorf("[%d/%d] Expected %+q to contain %+q", idx, failIdx, test.input, failInput)
}
}
})
}
}
func TestSockAddr_IPv6Addr_Equal(t *testing.T) {
tests := []struct {
name string
input sockaddr.IPv6Addr
cases sockaddr.SockAddrs
fail bool
}{
{
name: "addr equal",
input: sockaddr.MustIPv6Addr("2001:4860:0:2001::68/128"),
cases: sockaddr.SockAddrs{
sockaddr.MustIPv6Addr("2001:4860:0:2001::68"),
sockaddr.MustIPv6Addr("2001:4860:0:2001::68/128"),
sockaddr.MustIPv6Addr("[2001:4860:0:2001::68]:0"),
},
},
{
name: "IPv6Addr not equal",
input: sockaddr.MustIPv6Addr("2001:4860:0:2001::68/128"),
cases: sockaddr.SockAddrs{
sockaddr.MustIPv6Addr("2001:DB8::/48"),
sockaddr.MustIPv6Addr("2001:4860:0:2001::67/128"),
sockaddr.MustIPv6Addr("2001:4860:0:2001::67"),
sockaddr.MustIPv6Addr("[2001:4860:0:2001::68]:80"),
sockaddr.MustIPv4Addr("1.2.3.4"),
sockaddr.MustUnixSock("/tmp/foo"),
},
fail: true,
},
{
name: "equal CIDR",
input: sockaddr.MustIPv6Addr("2001:4860:0:2001::68/64"),
cases: sockaddr.SockAddrs{
sockaddr.MustIPv6Addr("2001:4860:0:2001::68/64"),
},
},
{
name: "not equal CIDR",
input: sockaddr.MustIPv6Addr("2001:4860:0:2001::68/64"),
cases: sockaddr.SockAddrs{
sockaddr.MustIPv6Addr("2001:DB8::/48"),
sockaddr.MustIPv6Addr("2001:4860:0:2001::67/128"),
sockaddr.MustIPv6Addr("2001:4860:0:2001::67"),
sockaddr.MustIPv6Addr("[2001:4860:0:2001::68]:80"),
sockaddr.MustIPv4Addr("1.2.3.4/32"),
sockaddr.MustUnixSock("/tmp/foo"),
},
fail: true,
},
}
for idx, test := range tests {
if test.name == "" {
t.Fatalf("test %d needs a name", idx)
}
t.Run(test.name, func(t *testing.T) {
ipv6 := test.input
for _, tc := range test.cases {
if ipv6.Equal(tc) == test.fail {
t.Errorf("%s: Expected %s Equal(%q)=%t", test.name, ipv6, tc, test.fail)
}
}
})
}
}
func TestIPv6Addr_CmpRFC(t *testing.T) {
tests := []struct {
name string
recv sockaddr.SockAddr
arg sockaddr.SockAddr
rfcNum uint
want int
}{
{
name: "simple in RFC",
recv: sockaddr.MustIPv6Addr("::1"),
arg: sockaddr.MustIPv6Addr("100::"),
rfcNum: 6590,
},
{
name: "ipv6 cmp IPv4",
recv: sockaddr.MustIPv6Addr("2002:c058:6301::/120"),
arg: sockaddr.MustIPv4Addr("192.88.99.0/24"),
rfcNum: 3068,
want: -1,
},
{
name: "ipv6 cmp IPv4",
recv: sockaddr.MustIPv6Addr("::1"),
arg: sockaddr.MustIPv4Addr("1.2.3.4"),
rfcNum: 6590,
},
{
name: "ipv6 cmp IPv4",
recv: sockaddr.MustIPv6Addr("::1"),
arg: sockaddr.MustIPv4Addr("192.168.1.1"),
rfcNum: 1918,
},
}
for i, test := range tests {
if test.name == "" {
t.Fatalf("test %d needs a name", i)
}
t.Run(test.name, func(t *testing.T) {
if cmp := test.recv.CmpRFC(test.rfcNum, test.arg); cmp != test.want {
t.Fatalf("%s: want %d got %d", test.name, test.want, cmp)
}
})
}
}
func TestIPv6Attrs(t *testing.T) {
const expectedNumAttrs = 2
attrs := sockaddr.IPv6Attrs()
if len(attrs) != expectedNumAttrs {
t.Fatalf("wrong number of IPv6Attrs: %d vs %d", len(attrs), expectedNumAttrs)
}
}