120 lines
2.5 KiB
Go
120 lines
2.5 KiB
Go
// Copyright 2013 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package ipv6_test
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import (
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"net"
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"runtime"
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"testing"
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"golang.org/x/net/internal/iana"
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"golang.org/x/net/internal/nettest"
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"golang.org/x/net/ipv6"
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)
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func TestConnUnicastSocketOptions(t *testing.T) {
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switch runtime.GOOS {
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case "nacl", "plan9", "windows":
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t.Skipf("not supported on %s", runtime.GOOS)
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}
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if !supportsIPv6 {
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t.Skip("ipv6 is not supported")
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}
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ln, err := net.Listen("tcp6", "[::1]:0")
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if err != nil {
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t.Fatal(err)
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}
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defer ln.Close()
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errc := make(chan error, 1)
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go func() {
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c, err := ln.Accept()
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if err != nil {
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errc <- err
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return
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}
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errc <- c.Close()
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}()
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c, err := net.Dial("tcp6", ln.Addr().String())
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if err != nil {
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t.Fatal(err)
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}
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defer c.Close()
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testUnicastSocketOptions(t, ipv6.NewConn(c))
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if err := <-errc; err != nil {
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t.Errorf("server: %v", err)
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}
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}
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var packetConnUnicastSocketOptionTests = []struct {
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net, proto, addr string
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}{
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{"udp6", "", "[::1]:0"},
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{"ip6", ":ipv6-icmp", "::1"},
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}
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func TestPacketConnUnicastSocketOptions(t *testing.T) {
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switch runtime.GOOS {
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case "nacl", "plan9", "windows":
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t.Skipf("not supported on %s", runtime.GOOS)
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}
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if !supportsIPv6 {
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t.Skip("ipv6 is not supported")
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}
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m, ok := nettest.SupportsRawIPSocket()
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for _, tt := range packetConnUnicastSocketOptionTests {
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if tt.net == "ip6" && !ok {
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t.Log(m)
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continue
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}
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c, err := net.ListenPacket(tt.net+tt.proto, tt.addr)
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if err != nil {
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t.Fatal(err)
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}
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defer c.Close()
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testUnicastSocketOptions(t, ipv6.NewPacketConn(c))
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}
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}
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type testIPv6UnicastConn interface {
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TrafficClass() (int, error)
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SetTrafficClass(int) error
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HopLimit() (int, error)
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SetHopLimit(int) error
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}
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func testUnicastSocketOptions(t *testing.T, c testIPv6UnicastConn) {
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tclass := iana.DiffServCS0 | iana.NotECNTransport
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if err := c.SetTrafficClass(tclass); err != nil {
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switch runtime.GOOS {
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case "darwin": // older darwin kernels don't support IPV6_TCLASS option
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t.Logf("not supported on %s", runtime.GOOS)
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goto next
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}
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t.Fatal(err)
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}
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if v, err := c.TrafficClass(); err != nil {
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t.Fatal(err)
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} else if v != tclass {
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t.Fatalf("got %v; want %v", v, tclass)
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}
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next:
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hoplim := 255
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if err := c.SetHopLimit(hoplim); err != nil {
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t.Fatal(err)
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}
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if v, err := c.HopLimit(); err != nil {
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t.Fatal(err)
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} else if v != hoplim {
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t.Fatalf("got %v; want %v", v, hoplim)
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}
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}
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