vendor/golang.org/x/net/ipv6/header_test.go

   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
   5 package ipv6_test
   6
   7 import (
   8         "net"
   9         "reflect"
  10         "strings"
  11         "testing"
  12
  13         "golang.org/x/net/internal/iana"
  14         "golang.org/x/net/ipv6"
  15 )
  16
  17 var (
  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
  43 func 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 }