diff options
Diffstat (limited to 'vendor/github.com/miekg/dns/dns_test.go')
| -rw-r--r-- | vendor/github.com/miekg/dns/dns_test.go | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/vendor/github.com/miekg/dns/dns_test.go b/vendor/github.com/miekg/dns/dns_test.go index ad68533fd..dbfe25328 100644 --- a/vendor/github.com/miekg/dns/dns_test.go +++ b/vendor/github.com/miekg/dns/dns_test.go @@ -310,6 +310,23 @@ func TestMsgLengthCompressionMalformed(t *testing.T) { m.Len() // Should not crash. } +func TestMsgCompressLength2(t *testing.T) { + msg := new(Msg) + msg.Compress = true + msg.SetQuestion(Fqdn("bliep."), TypeANY) + msg.Answer = append(msg.Answer, &SRV{Hdr: RR_Header{Name: "blaat.", Rrtype: 0x21, Class: 0x1, Ttl: 0x3c}, Port: 0x4c57, Target: "foo.bar."}) + msg.Extra = append(msg.Extra, &A{Hdr: RR_Header{Name: "foo.bar.", Rrtype: 0x1, Class: 0x1, Ttl: 0x3c}, A: net.IP{0xac, 0x11, 0x0, 0x3}}) + predicted := msg.Len() + buf, err := msg.Pack() + if err != nil { + t.Error(err) + } + if predicted != len(buf) { + t.Errorf("predicted compressed length is wrong: predicted %s (len=%d) %d, actual %d", + msg.Question[0].Name, len(msg.Answer), predicted, len(buf)) + } +} + func TestToRFC3597(t *testing.T) { a, _ := NewRR("miek.nl. IN A 10.0.1.1") x := new(RFC3597) |