387 lines
9.4 KiB
Go
387 lines
9.4 KiB
Go
// Copyright 2012 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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// This file implements API tests across platforms and will never have a build
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// tag.
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package net
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import (
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"io/ioutil"
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"os"
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"runtime"
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"testing"
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"time"
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)
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// testUnixAddr uses ioutil.TempFile to get a name that is unique. It
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// also uses /tmp directory in case it is prohibited to create UNIX
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// sockets in TMPDIR.
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func testUnixAddr() string {
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f, err := ioutil.TempFile("/tmp", "nettest")
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if err != nil {
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panic(err)
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}
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addr := f.Name()
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f.Close()
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os.Remove(addr)
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return addr
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}
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var condFatalf = func() func(*testing.T, string, ...interface{}) {
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// A few APIs are not implemented yet on both Plan 9 and Windows.
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switch runtime.GOOS {
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case "plan9", "windows":
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return (*testing.T).Logf
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}
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return (*testing.T).Fatalf
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}()
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func TestTCPListenerSpecificMethods(t *testing.T) {
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switch runtime.GOOS {
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case "plan9":
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t.Skipf("skipping test on %q", runtime.GOOS)
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}
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la, err := ResolveTCPAddr("tcp4", "127.0.0.1:0")
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if err != nil {
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t.Fatalf("ResolveTCPAddr failed: %v", err)
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}
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ln, err := ListenTCP("tcp4", la)
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if err != nil {
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t.Fatalf("ListenTCP failed: %v", err)
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}
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defer ln.Close()
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ln.Addr()
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ln.SetDeadline(time.Now().Add(30 * time.Nanosecond))
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if c, err := ln.Accept(); err != nil {
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if !err.(Error).Timeout() {
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t.Fatalf("TCPListener.Accept failed: %v", err)
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}
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} else {
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c.Close()
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}
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if c, err := ln.AcceptTCP(); err != nil {
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if !err.(Error).Timeout() {
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t.Fatalf("TCPListener.AcceptTCP failed: %v", err)
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}
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} else {
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c.Close()
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}
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if f, err := ln.File(); err != nil {
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condFatalf(t, "TCPListener.File failed: %v", err)
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} else {
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f.Close()
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}
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}
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func TestTCPConnSpecificMethods(t *testing.T) {
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la, err := ResolveTCPAddr("tcp4", "127.0.0.1:0")
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if err != nil {
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t.Fatalf("ResolveTCPAddr failed: %v", err)
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}
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ln, err := ListenTCP("tcp4", la)
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if err != nil {
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t.Fatalf("ListenTCP failed: %v", err)
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}
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defer ln.Close()
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ln.Addr()
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done := make(chan int)
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go transponder(t, ln, done)
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ra, err := ResolveTCPAddr("tcp4", ln.Addr().String())
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if err != nil {
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t.Fatalf("ResolveTCPAddr failed: %v", err)
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}
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c, err := DialTCP("tcp4", nil, ra)
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if err != nil {
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t.Fatalf("DialTCP failed: %v", err)
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}
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defer c.Close()
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c.SetKeepAlive(false)
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c.SetKeepAlivePeriod(3 * time.Second)
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c.SetLinger(0)
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c.SetNoDelay(false)
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c.LocalAddr()
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c.RemoteAddr()
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c.SetDeadline(time.Now().Add(someTimeout))
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c.SetReadDeadline(time.Now().Add(someTimeout))
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c.SetWriteDeadline(time.Now().Add(someTimeout))
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if _, err := c.Write([]byte("TCPCONN TEST")); err != nil {
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t.Fatalf("TCPConn.Write failed: %v", err)
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}
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rb := make([]byte, 128)
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if _, err := c.Read(rb); err != nil {
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t.Fatalf("TCPConn.Read failed: %v", err)
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}
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<-done
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}
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func TestUDPConnSpecificMethods(t *testing.T) {
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la, err := ResolveUDPAddr("udp4", "127.0.0.1:0")
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if err != nil {
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t.Fatalf("ResolveUDPAddr failed: %v", err)
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}
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c, err := ListenUDP("udp4", la)
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if err != nil {
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t.Fatalf("ListenUDP failed: %v", err)
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}
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defer c.Close()
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c.LocalAddr()
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c.RemoteAddr()
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c.SetDeadline(time.Now().Add(someTimeout))
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c.SetReadDeadline(time.Now().Add(someTimeout))
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c.SetWriteDeadline(time.Now().Add(someTimeout))
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c.SetReadBuffer(2048)
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c.SetWriteBuffer(2048)
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wb := []byte("UDPCONN TEST")
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rb := make([]byte, 128)
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if _, err := c.WriteToUDP(wb, c.LocalAddr().(*UDPAddr)); err != nil {
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t.Fatalf("UDPConn.WriteToUDP failed: %v", err)
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}
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if _, _, err := c.ReadFromUDP(rb); err != nil {
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t.Fatalf("UDPConn.ReadFromUDP failed: %v", err)
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}
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if _, _, err := c.WriteMsgUDP(wb, nil, c.LocalAddr().(*UDPAddr)); err != nil {
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condFatalf(t, "UDPConn.WriteMsgUDP failed: %v", err)
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}
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if _, _, _, _, err := c.ReadMsgUDP(rb, nil); err != nil {
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condFatalf(t, "UDPConn.ReadMsgUDP failed: %v", err)
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}
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if f, err := c.File(); err != nil {
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condFatalf(t, "UDPConn.File failed: %v", err)
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} else {
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f.Close()
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}
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defer func() {
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if p := recover(); p != nil {
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t.Fatalf("UDPConn.WriteToUDP or WriteMsgUDP panicked: %v", p)
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}
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}()
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c.WriteToUDP(wb, nil)
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c.WriteMsgUDP(wb, nil, nil)
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}
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func TestIPConnSpecificMethods(t *testing.T) {
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if skip, skipmsg := skipRawSocketTest(t); skip {
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t.Skip(skipmsg)
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}
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la, err := ResolveIPAddr("ip4", "127.0.0.1")
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if err != nil {
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t.Fatalf("ResolveIPAddr failed: %v", err)
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}
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c, err := ListenIP("ip4:icmp", la)
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if err != nil {
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t.Fatalf("ListenIP failed: %v", err)
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}
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defer c.Close()
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c.LocalAddr()
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c.RemoteAddr()
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c.SetDeadline(time.Now().Add(someTimeout))
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c.SetReadDeadline(time.Now().Add(someTimeout))
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c.SetWriteDeadline(time.Now().Add(someTimeout))
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c.SetReadBuffer(2048)
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c.SetWriteBuffer(2048)
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wb, err := (&icmpMessage{
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Type: icmpv4EchoRequest, Code: 0,
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Body: &icmpEcho{
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ID: os.Getpid() & 0xffff, Seq: 1,
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Data: []byte("IPCONN TEST "),
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},
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}).Marshal()
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if err != nil {
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t.Fatalf("icmpMessage.Marshal failed: %v", err)
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}
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rb := make([]byte, 20+len(wb))
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if _, err := c.WriteToIP(wb, c.LocalAddr().(*IPAddr)); err != nil {
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t.Fatalf("IPConn.WriteToIP failed: %v", err)
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}
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if _, _, err := c.ReadFromIP(rb); err != nil {
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t.Fatalf("IPConn.ReadFromIP failed: %v", err)
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}
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if _, _, err := c.WriteMsgIP(wb, nil, c.LocalAddr().(*IPAddr)); err != nil {
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condFatalf(t, "IPConn.WriteMsgIP failed: %v", err)
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}
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if _, _, _, _, err := c.ReadMsgIP(rb, nil); err != nil {
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condFatalf(t, "IPConn.ReadMsgIP failed: %v", err)
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}
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if f, err := c.File(); err != nil {
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condFatalf(t, "IPConn.File failed: %v", err)
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} else {
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f.Close()
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}
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defer func() {
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if p := recover(); p != nil {
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t.Fatalf("IPConn.WriteToIP or WriteMsgIP panicked: %v", p)
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}
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}()
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c.WriteToIP(wb, nil)
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c.WriteMsgIP(wb, nil, nil)
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}
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func TestUnixListenerSpecificMethods(t *testing.T) {
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switch runtime.GOOS {
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case "plan9", "windows":
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t.Skipf("skipping test on %q", runtime.GOOS)
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}
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addr := testUnixAddr()
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la, err := ResolveUnixAddr("unix", addr)
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if err != nil {
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t.Fatalf("ResolveUnixAddr failed: %v", err)
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}
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ln, err := ListenUnix("unix", la)
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if err != nil {
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t.Fatalf("ListenUnix failed: %v", err)
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}
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defer ln.Close()
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defer os.Remove(addr)
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ln.Addr()
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ln.SetDeadline(time.Now().Add(30 * time.Nanosecond))
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if c, err := ln.Accept(); err != nil {
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if !err.(Error).Timeout() {
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t.Fatalf("UnixListener.Accept failed: %v", err)
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}
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} else {
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c.Close()
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}
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if c, err := ln.AcceptUnix(); err != nil {
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if !err.(Error).Timeout() {
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t.Fatalf("UnixListener.AcceptUnix failed: %v", err)
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}
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} else {
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c.Close()
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}
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if f, err := ln.File(); err != nil {
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t.Fatalf("UnixListener.File failed: %v", err)
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} else {
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f.Close()
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}
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}
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func TestUnixConnSpecificMethods(t *testing.T) {
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switch runtime.GOOS {
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case "plan9", "windows":
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t.Skipf("skipping test on %q", runtime.GOOS)
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}
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addr1, addr2, addr3 := testUnixAddr(), testUnixAddr(), testUnixAddr()
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a1, err := ResolveUnixAddr("unixgram", addr1)
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if err != nil {
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t.Fatalf("ResolveUnixAddr failed: %v", err)
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}
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c1, err := DialUnix("unixgram", a1, nil)
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if err != nil {
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t.Fatalf("DialUnix failed: %v", err)
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}
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defer c1.Close()
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defer os.Remove(addr1)
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c1.LocalAddr()
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c1.RemoteAddr()
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c1.SetDeadline(time.Now().Add(someTimeout))
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c1.SetReadDeadline(time.Now().Add(someTimeout))
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c1.SetWriteDeadline(time.Now().Add(someTimeout))
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c1.SetReadBuffer(2048)
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c1.SetWriteBuffer(2048)
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a2, err := ResolveUnixAddr("unixgram", addr2)
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if err != nil {
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t.Fatalf("ResolveUnixAddr failed: %v", err)
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}
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c2, err := DialUnix("unixgram", a2, nil)
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if err != nil {
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t.Fatalf("DialUnix failed: %v", err)
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}
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defer c2.Close()
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defer os.Remove(addr2)
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c2.LocalAddr()
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c2.RemoteAddr()
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c2.SetDeadline(time.Now().Add(someTimeout))
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c2.SetReadDeadline(time.Now().Add(someTimeout))
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c2.SetWriteDeadline(time.Now().Add(someTimeout))
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c2.SetReadBuffer(2048)
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c2.SetWriteBuffer(2048)
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a3, err := ResolveUnixAddr("unixgram", addr3)
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if err != nil {
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t.Fatalf("ResolveUnixAddr failed: %v", err)
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}
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c3, err := ListenUnixgram("unixgram", a3)
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if err != nil {
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t.Fatalf("ListenUnixgram failed: %v", err)
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}
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defer c3.Close()
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defer os.Remove(addr3)
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c3.LocalAddr()
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c3.RemoteAddr()
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c3.SetDeadline(time.Now().Add(someTimeout))
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c3.SetReadDeadline(time.Now().Add(someTimeout))
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c3.SetWriteDeadline(time.Now().Add(someTimeout))
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c3.SetReadBuffer(2048)
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c3.SetWriteBuffer(2048)
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wb := []byte("UNIXCONN TEST")
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rb1 := make([]byte, 128)
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rb2 := make([]byte, 128)
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rb3 := make([]byte, 128)
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if _, _, err := c1.WriteMsgUnix(wb, nil, a2); err != nil {
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t.Fatalf("UnixConn.WriteMsgUnix failed: %v", err)
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}
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if _, _, _, _, err := c2.ReadMsgUnix(rb2, nil); err != nil {
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t.Fatalf("UnixConn.ReadMsgUnix failed: %v", err)
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}
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if _, err := c2.WriteToUnix(wb, a1); err != nil {
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t.Fatalf("UnixConn.WriteToUnix failed: %v", err)
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}
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if _, _, err := c1.ReadFromUnix(rb1); err != nil {
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t.Fatalf("UnixConn.ReadFromUnix failed: %v", err)
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}
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if _, err := c3.WriteToUnix(wb, a1); err != nil {
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t.Fatalf("UnixConn.WriteToUnix failed: %v", err)
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}
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if _, _, err := c1.ReadFromUnix(rb1); err != nil {
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t.Fatalf("UnixConn.ReadFromUnix failed: %v", err)
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}
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if _, err := c2.WriteToUnix(wb, a3); err != nil {
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t.Fatalf("UnixConn.WriteToUnix failed: %v", err)
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}
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if _, _, err := c3.ReadFromUnix(rb3); err != nil {
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t.Fatalf("UnixConn.ReadFromUnix failed: %v", err)
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}
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if f, err := c1.File(); err != nil {
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t.Fatalf("UnixConn.File failed: %v", err)
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} else {
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f.Close()
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}
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defer func() {
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if p := recover(); p != nil {
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t.Fatalf("UnixConn.WriteToUnix or WriteMsgUnix panicked: %v", p)
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}
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}()
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c1.WriteToUnix(wb, nil)
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c1.WriteMsgUnix(wb, nil, nil)
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c3.WriteToUnix(wb, nil)
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c3.WriteMsgUnix(wb, nil, nil)
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}
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