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host and port name lookup

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R=r,presotto
DELTA=1239  (935 added, 281 deleted, 23 changed)
OCL=21041
CL=21539
This commit is contained in:
Russ Cox 2008-12-18 15:42:39 -08:00
parent e29ce175ed
commit 83348f956e
15 changed files with 886 additions and 244 deletions
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84
src/lib/net/tcpserver_test.go Normal file
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// Copyright 2009 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";
"io";
"net";
"testing";
)
func Echo(fd io.ReadWrite, done *chan<- int) {
var buf [1024]byte;
for {
n, err := fd.Read(&buf);
if err != nil || n == 0 {
break;
}
fd.Write((&buf)[0:n])
}
done <- 1
}
func Serve(t *testing.T, network, addr string, listening, done *chan<- int) {
l, err := net.Listen(network, addr);
if err != nil {
t.Fatalf("net.Listen(%q, %q) = _, %v", network, addr, err);
}
listening <- 1;
for {
fd, addr, err := l.Accept();
if err != nil {
break;
}
echodone := new(chan int);
go Echo(fd, echodone);
<-echodone; // make sure Echo stops
l.Close();
}
done <- 1
}
func Connect(t *testing.T, network, addr string) {
fd, err := net.Dial(network, "", addr);
if err != nil {
t.Fatalf("net.Dial(%q, %q, %q) = _, %v", network, "", addr, err);
}
b := io.StringBytes("hello, world\n");
var b1 [100]byte;
n, errno := fd.Write(b);
if n != len(b) {
t.Fatalf("fd.Write(%q) = %d, %v", b, n, errno);
}
n, errno = fd.Read(&b1);
if n != len(b) {
t.Fatalf("fd.Read() = %d, %v", n, errno);
}
fd.Close();
}
func DoTest(t *testing.T, network, listenaddr, dialaddr string) {
t.Logf("Test %s %s %s\n", network, listenaddr, dialaddr);
listening := new(chan int);
done := new(chan int);
go Serve(t, network, listenaddr, listening, done);
<-listening; // wait for server to start
Connect(t, network, dialaddr);
<-done; // make sure server stopped
}
export func TestTcpServer(t *testing.T) {
DoTest(t, "tcp", "0.0.0.0:9999", "127.0.0.1:9999");
DoTest(t, "tcp", "[::]:9999", "[::ffff:127.0.0.1]:9999");
DoTest(t, "tcp", "[::]:9999", "127.0.0.1:9999");
DoTest(t, "tcp", "0.0.0.0:9999", "[::ffff:127.0.0.1]:9999");
}