1// Copyright 2014 The Go Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style
3// license that can be found in the LICENSE file.
4
5package ipv6_test
6
7import (
8	"net"
9	"reflect"
10	"strings"
11	"testing"
12
13	"golang.org/x/net/internal/iana"
14	"golang.org/x/net/ipv6"
15)
16
17var (
18	wireHeaderFromKernel = [ipv6.HeaderLen]byte{
19		0x69, 0x8b, 0xee, 0xf1,
20		0xca, 0xfe, 0x2c, 0x01,
21		0x20, 0x01, 0x0d, 0xb8,
22		0x00, 0x01, 0x00, 0x00,
23		0x00, 0x00, 0x00, 0x00,
24		0x00, 0x00, 0x00, 0x01,
25		0x20, 0x01, 0x0d, 0xb8,
26		0x00, 0x02, 0x00, 0x00,
27		0x00, 0x00, 0x00, 0x00,
28		0x00, 0x00, 0x00, 0x01,
29	}
30
31	testHeader = &ipv6.Header{
32		Version:      ipv6.Version,
33		TrafficClass: iana.DiffServAF43,
34		FlowLabel:    0xbeef1,
35		PayloadLen:   0xcafe,
36		NextHeader:   iana.ProtocolIPv6Frag,
37		HopLimit:     1,
38		Src:          net.ParseIP("2001:db8:1::1"),
39		Dst:          net.ParseIP("2001:db8:2::1"),
40	}
41)
42
43func TestParseHeader(t *testing.T) {
44	h, err := ipv6.ParseHeader(wireHeaderFromKernel[:])
45	if err != nil {
46		t.Fatal(err)
47	}
48	if !reflect.DeepEqual(h, testHeader) {
49		t.Fatalf("got %#v; want %#v", h, testHeader)
50	}
51	s := h.String()
52	if strings.Contains(s, ",") {
53		t.Fatalf("should be space-separated values: %s", s)
54	}
55}
56