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ipv6_test.go
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ipv6_test.go
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package ipset
import (
"bufio"
"errors"
"net/netip"
"os"
"strings"
"testing"
)
func TestIPv6Add(t *testing.T) {
var s IPSet6
s.Add(netip.MustParseAddr("2603:C000::").As16(), 24)
s.Add(netip.MustParseAddr("2a01:4f8::").As16(), 29)
if !s.Contains(netip.MustParseAddr("2603:C000::4").As16()) {
t.Fatal()
}
if !s.Contains(netip.MustParseAddr("2a01:4f8::2").As16()) {
t.Fatal()
}
}
func TestIPv6Add1(t *testing.T) {
var s IPSet6
s.Add(netip.MustParseAddr("FFFF:FFFF:FFFF:FFF1::").As16(), 64)
s.Add(netip.MustParseAddr("FFFF:FFFF:FFEF:FFF2::").As16(), 64)
if !s.Contains(netip.MustParseAddr("FFFF:FFFF:FFFF:FFF1::1").As16()) {
t.Fatal()
}
if !s.Contains(netip.MustParseAddr("FFFF:FFFF:FFEF:FFF2::1").As16()) {
t.Fatal()
}
if s.Contains(netip.MustParseAddr("FFFF:FFFF:FFDF:FFF1::1").As16()) {
t.Fatal()
}
}
func TestIPv6Add2(t *testing.T) {
var s IPSet6
s.Add(netip.MustParseAddr("2001:668:0:2::1:5111").As16(), 128)
s.Add(netip.MustParseAddr("2001:668:0:2:ffff:0:5995:800d").As16(), 128)
s.Add(netip.MustParseAddr("2001:668:0:2:ffff:0:5995:8016").As16(), 128)
if !s.Contains(netip.MustParseAddr("2001:668:0:2:ffff:0:5995:800d").As16()) {
t.Fatal()
}
if !s.Contains(netip.MustParseAddr("2001:668:0:2:ffff:0:5995:8016").As16()) {
t.Fatal()
}
if s.Contains(netip.MustParseAddr("FFFF:FFFF:FFDF:FFF1::1").As16()) {
t.Fatal()
}
}
func TestIPv6Large(t *testing.T) {
f, err := os.Open("testdata/US_ipv6.txt")
if err != nil {
if errors.Is(err, os.ErrNotExist) {
t.Skip("testdata/US_ipv6.txt is missing. Run 'go generate' to create it")
}
t.Fatal(err)
}
defer f.Close()
scanner := bufio.NewScanner(f)
scanner.Split(bufio.ScanLines)
var s IPSet6
var list []netip.Prefix
for scanner.Scan() {
p := netip.MustParsePrefix(scanner.Text())
list = append(list, p)
s.Add(p.Addr().As16(), uint32(p.Bits()))
}
t.Log(len(s.nodes))
for n, p := range list {
_ = n
if !s.Contains(p.Addr().As16()) {
t.Fatal(p)
}
}
var st stats
s.gatherStats(s.nodes[1], &st)
t.Logf("%#v", st)
}
func TestIPSet6_WriteTextTo(t *testing.T) {
var s IPSet6
s.Add(netip.MustParseAddr("2001:668:0:2::1:5111").As16(), 128)
s.Add(netip.MustParseAddr("2001:668:0:2:ffff:0:5995:800d").As16(), 128)
s.Add(netip.MustParseAddr("2001:668:0:2:ffff:0:5995:8016").As16(), 128)
s.Add(netip.MustParseAddr("2003::").As16(), 16)
s.Add(netip.MustParseAddr("f102:0304:0506:0708:090a:0b0c:0d0e:0f10").As16(), 128)
var b strings.Builder
n, err := s.WriteTextTo(&b)
if err != nil {
t.Fatal(err)
}
if n != int64(b.Len()) {
t.Fatal(n)
}
if str := b.String(); str != "2001:668:0:2::1:5111/128\n2001:668:0:2:ffff:0:5995:800d/128\n2001:668:0:2:ffff:0:5995:8016/128\n2003::/16\nf102:304:506:708:90a:b0c:d0e:f10/128\n" {
t.Fatal(str)
}
}