dnscrypt-proxy/vendor/github.com/miekg/dns/issue_test.go

63 lines
1.5 KiB
Go

package dns
// Tests that solve that an specific issue.
import (
"strings"
"testing"
)
func TestTCPRtt(t *testing.T) {
m := new(Msg)
m.RecursionDesired = true
m.SetQuestion("example.org.", TypeA)
c := &Client{}
for _, proto := range []string{"udp", "tcp"} {
c.Net = proto
_, rtt, err := c.Exchange(m, "8.8.4.4:53")
if err != nil {
t.Fatal(err)
}
if rtt == 0 {
t.Fatalf("expecting non zero rtt %s, got zero", c.Net)
}
}
}
func TestNSEC3MissingSalt(t *testing.T) {
rr := testRR("ji6neoaepv8b5o6k4ev33abha8ht9fgc.example. NSEC3 1 1 12 aabbccdd K8UDEMVP1J2F7EG6JEBPS17VP3N8I58H")
m := new(Msg)
m.Answer = []RR{rr}
mb, err := m.Pack()
if err != nil {
t.Fatalf("expected to pack message. err: %s", err)
}
if err := m.Unpack(mb); err != nil {
t.Fatalf("expected to unpack message. missing salt? err: %s", err)
}
in := rr.(*NSEC3).Salt
out := m.Answer[0].(*NSEC3).Salt
if in != out {
t.Fatalf("expected salts to match. packed: `%s`. returned: `%s`", in, out)
}
}
func TestNSEC3MixedNextDomain(t *testing.T) {
rr := testRR("ji6neoaepv8b5o6k4ev33abha8ht9fgc.example. NSEC3 1 1 12 - k8udemvp1j2f7eg6jebps17vp3n8i58h")
m := new(Msg)
m.Answer = []RR{rr}
mb, err := m.Pack()
if err != nil {
t.Fatalf("expected to pack message. err: %s", err)
}
if err := m.Unpack(mb); err != nil {
t.Fatalf("expected to unpack message. err: %s", err)
}
in := strings.ToUpper(rr.(*NSEC3).NextDomain)
out := m.Answer[0].(*NSEC3).NextDomain
if in != out {
t.Fatalf("expected round trip to produce NextDomain `%s`, instead `%s`", in, out)
}
}