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