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// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package net
import (
"os"
"reflect"
"runtime"
"testing"
)
type listenerFile interface {
Listener
File() (f *os.File, err error)
}
type packetConnFile interface {
PacketConn
File() (f *os.File, err error)
}
type connFile interface {
Conn
File() (f *os.File, err error)
}
func testFileListener(t *testing.T, net, laddr string) {
if net == "tcp" {
laddr += ":0" // any available port
}
l, err := Listen(net, laddr)
if err != nil {
t.Fatalf("Listen failed: %v", err)
}
defer l.Close()
lf := l.(listenerFile)
f, err := lf.File()
if err != nil {
t.Fatalf("File failed: %v", err)
}
c, err := FileListener(f)
if err != nil {
t.Fatalf("FileListener failed: %v", err)
}
if !reflect.DeepEqual(l.Addr(), c.Addr()) {
t.Fatalf("Addrs not equal: %#v != %#v", l.Addr(), c.Addr())
}
if err := c.Close(); err != nil {
t.Fatalf("Close failed: %v", err)
}
if err := f.Close(); err != nil {
t.Fatalf("Close failed: %v", err)
}
}
func TestFileListener(t *testing.T) {
if runtime.GOOS == "windows" || runtime.GOOS == "plan9" {
return
}
testFileListener(t, "tcp", "127.0.0.1")
testFileListener(t, "tcp", "127.0.0.1")
if supportsIPv6 && supportsIPv4map {
testFileListener(t, "tcp", "[::ffff:127.0.0.1]")
testFileListener(t, "tcp", "127.0.0.1")
testFileListener(t, "tcp", "[::ffff:127.0.0.1]")
}
if runtime.GOOS == "linux" {
testFileListener(t, "unix", "@gotest/net")
testFileListener(t, "unixpacket", "@gotest/net")
}
}
func testFilePacketConn(t *testing.T, pcf packetConnFile, listen bool) {
f, err := pcf.File()
if err != nil {
t.Fatalf("File failed: %v", err)
}
c, err := FilePacketConn(f)
if err != nil {
t.Fatalf("FilePacketConn failed: %v", err)
}
if !reflect.DeepEqual(pcf.LocalAddr(), c.LocalAddr()) {
t.Fatalf("LocalAddrs not equal: %#v != %#v", pcf.LocalAddr(), c.LocalAddr())
}
if listen {
if _, err := c.WriteTo([]byte{}, c.LocalAddr()); err != nil {
t.Fatalf("WriteTo failed: %v", err)
}
}
if err := c.Close(); err != nil {
t.Fatalf("Close failed: %v", err)
}
if err := f.Close(); err != nil {
t.Fatalf("Close failed: %v", err)
}
}
func testFilePacketConnListen(t *testing.T, net, laddr string) {
l, err := ListenPacket(net, laddr)
if err != nil {
t.Fatalf("Listen failed: %v", err)
}
testFilePacketConn(t, l.(packetConnFile), true)
if err := l.Close(); err != nil {
t.Fatalf("Close failed: %v", err)
}
}
func testFilePacketConnDial(t *testing.T, net, raddr string) {
c, err := Dial(net, raddr)
if err != nil {
t.Fatalf("Dial failed: %v", err)
}
testFilePacketConn(t, c.(packetConnFile), false)
if err := c.Close(); err != nil {
t.Fatalf("Close failed: %v", err)
}
}
func TestFilePacketConn(t *testing.T) {
if runtime.GOOS == "windows" || runtime.GOOS == "plan9" {
return
}
testFilePacketConnListen(t, "udp", "127.0.0.1:0")
testFilePacketConnDial(t, "udp", "127.0.0.1:12345")
if supportsIPv6 {
testFilePacketConnListen(t, "udp", "[::1]:0")
}
if supportsIPv6 && supportsIPv4map {
testFilePacketConnDial(t, "udp", "[::ffff:127.0.0.1]:12345")
}
if runtime.GOOS == "linux" {
testFilePacketConnListen(t, "unixgram", "@gotest1/net")
}
}
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