gcc/libgo/go/net/packetconn_test.go
2021-08-12 20:23:07 -07:00

157 lines
3.6 KiB
Go

// 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.
//go:build !js
// +build !js
package net
import (
"os"
"testing"
"time"
)
// The full stack test cases for IPConn have been moved to the
// following:
// golang.org/x/net/ipv4
// golang.org/x/net/ipv6
// golang.org/x/net/icmp
func packetConnTestData(t *testing.T, network string) ([]byte, func()) {
if !testableNetwork(network) {
return nil, func() { t.Logf("skipping %s test", network) }
}
return []byte("PACKETCONN TEST"), nil
}
var packetConnTests = []struct {
net string
addr1 string
addr2 string
}{
{"udp", "127.0.0.1:0", "127.0.0.1:0"},
{"unixgram", testUnixAddr(), testUnixAddr()},
}
func TestPacketConn(t *testing.T) {
closer := func(c PacketConn, net, addr1, addr2 string) {
c.Close()
switch net {
case "unixgram":
os.Remove(addr1)
os.Remove(addr2)
}
}
for _, tt := range packetConnTests {
wb, skipOrFatalFn := packetConnTestData(t, tt.net)
if skipOrFatalFn != nil {
skipOrFatalFn()
continue
}
c1, err := ListenPacket(tt.net, tt.addr1)
if err != nil {
t.Fatal(err)
}
defer closer(c1, tt.net, tt.addr1, tt.addr2)
c1.LocalAddr()
c1.SetDeadline(time.Now().Add(500 * time.Millisecond))
c1.SetReadDeadline(time.Now().Add(500 * time.Millisecond))
c1.SetWriteDeadline(time.Now().Add(500 * time.Millisecond))
c2, err := ListenPacket(tt.net, tt.addr2)
if err != nil {
t.Fatal(err)
}
defer closer(c2, tt.net, tt.addr1, tt.addr2)
c2.LocalAddr()
c2.SetDeadline(time.Now().Add(500 * time.Millisecond))
c2.SetReadDeadline(time.Now().Add(500 * time.Millisecond))
c2.SetWriteDeadline(time.Now().Add(500 * time.Millisecond))
rb2 := make([]byte, 128)
if _, err := c1.WriteTo(wb, c2.LocalAddr()); err != nil {
t.Fatal(err)
}
if _, _, err := c2.ReadFrom(rb2); err != nil {
t.Fatal(err)
}
if _, err := c2.WriteTo(wb, c1.LocalAddr()); err != nil {
t.Fatal(err)
}
rb1 := make([]byte, 128)
if _, _, err := c1.ReadFrom(rb1); err != nil {
t.Fatal(err)
}
}
}
func TestConnAndPacketConn(t *testing.T) {
closer := func(c PacketConn, net, addr1, addr2 string) {
c.Close()
switch net {
case "unixgram":
os.Remove(addr1)
os.Remove(addr2)
}
}
for _, tt := range packetConnTests {
var wb []byte
wb, skipOrFatalFn := packetConnTestData(t, tt.net)
if skipOrFatalFn != nil {
skipOrFatalFn()
continue
}
c1, err := ListenPacket(tt.net, tt.addr1)
if err != nil {
t.Fatal(err)
}
defer closer(c1, tt.net, tt.addr1, tt.addr2)
c1.LocalAddr()
c1.SetDeadline(time.Now().Add(500 * time.Millisecond))
c1.SetReadDeadline(time.Now().Add(500 * time.Millisecond))
c1.SetWriteDeadline(time.Now().Add(500 * time.Millisecond))
c2, err := Dial(tt.net, c1.LocalAddr().String())
if err != nil {
t.Fatal(err)
}
defer c2.Close()
c2.LocalAddr()
c2.RemoteAddr()
c2.SetDeadline(time.Now().Add(500 * time.Millisecond))
c2.SetReadDeadline(time.Now().Add(500 * time.Millisecond))
c2.SetWriteDeadline(time.Now().Add(500 * time.Millisecond))
if _, err := c2.Write(wb); err != nil {
t.Fatal(err)
}
rb1 := make([]byte, 128)
if _, _, err := c1.ReadFrom(rb1); err != nil {
t.Fatal(err)
}
var dst Addr
switch tt.net {
case "unixgram":
continue
default:
dst = c2.LocalAddr()
}
if _, err := c1.WriteTo(wb, dst); err != nil {
t.Fatal(err)
}
rb2 := make([]byte, 128)
if _, err := c2.Read(rb2); err != nil {
t.Fatal(err)
}
}
}