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[/] [openrisc/] [tags/] [gnu-dev/] [fsf-gcc-snapshot-1-mar-12/] [or1k-gcc/] [libgo/] [go/] [net/] [net_test.go] - Rev 847
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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 (
"flag"
"io"
"regexp"
"runtime"
"testing"
)
var runErrorTest = flag.Bool("run_error_test", false, "let TestDialError check for dns errors")
type DialErrorTest struct {
Net string
Raddr string
Pattern string
}
var dialErrorTests = []DialErrorTest{
{
"datakit", "mh/astro/r70",
"dial datakit mh/astro/r70: unknown network datakit",
},
{
"tcp", "127.0.0.1:☺",
"dial tcp 127.0.0.1:☺: unknown port tcp/☺",
},
{
"tcp", "no-such-name.google.com.:80",
"dial tcp no-such-name.google.com.:80: lookup no-such-name.google.com.( on .*)?: no (.*)",
},
{
"tcp", "no-such-name.no-such-top-level-domain.:80",
"dial tcp no-such-name.no-such-top-level-domain.:80: lookup no-such-name.no-such-top-level-domain.( on .*)?: no (.*)",
},
{
"tcp", "no-such-name:80",
`dial tcp no-such-name:80: lookup no-such-name\.(.*\.)?( on .*)?: no (.*)`,
},
{
"tcp", "mh/astro/r70:http",
"dial tcp mh/astro/r70:http: lookup mh/astro/r70: invalid domain name",
},
{
"unix", "/etc/file-not-found",
"dial unix /etc/file-not-found: [nN]o such file or directory",
},
{
"unix", "/etc/",
"dial unix /etc/: ([pP]ermission denied|socket operation on non-socket|connection refused)",
},
{
"unixpacket", "/etc/file-not-found",
"dial unixpacket /etc/file-not-found: no such file or directory",
},
{
"unixpacket", "/etc/",
"dial unixpacket /etc/: (permission denied|socket operation on non-socket|connection refused)",
},
}
var duplicateErrorPattern = `dial (.*) dial (.*)`
func TestDialError(t *testing.T) {
if !*runErrorTest {
t.Logf("test disabled; use --run_error_test to enable")
return
}
for i, tt := range dialErrorTests {
c, err := Dial(tt.Net, tt.Raddr)
if c != nil {
c.Close()
}
if err == nil {
t.Errorf("#%d: nil error, want match for %#q", i, tt.Pattern)
continue
}
s := err.Error()
match, _ := regexp.MatchString(tt.Pattern, s)
if !match {
t.Errorf("#%d: %q, want match for %#q", i, s, tt.Pattern)
}
match, _ = regexp.MatchString(duplicateErrorPattern, s)
if match {
t.Errorf("#%d: %q, duplicate error return from Dial", i, s)
}
}
}
var revAddrTests = []struct {
Addr string
Reverse string
ErrPrefix string
}{
{"1.2.3.4", "4.3.2.1.in-addr.arpa.", ""},
{"245.110.36.114", "114.36.110.245.in-addr.arpa.", ""},
{"::ffff:12.34.56.78", "78.56.34.12.in-addr.arpa.", ""},
{"::1", "1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa.", ""},
{"1::", "0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.0.0.0.ip6.arpa.", ""},
{"1234:567::89a:bcde", "e.d.c.b.a.9.8.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.7.6.5.0.4.3.2.1.ip6.arpa.", ""},
{"1234:567:fefe:bcbc:adad:9e4a:89a:bcde", "e.d.c.b.a.9.8.0.a.4.e.9.d.a.d.a.c.b.c.b.e.f.e.f.7.6.5.0.4.3.2.1.ip6.arpa.", ""},
{"1.2.3", "", "unrecognized address"},
{"1.2.3.4.5", "", "unrecognized address"},
{"1234:567:bcbca::89a:bcde", "", "unrecognized address"},
{"1234:567::bcbc:adad::89a:bcde", "", "unrecognized address"},
}
func TestReverseAddress(t *testing.T) {
for i, tt := range revAddrTests {
a, err := reverseaddr(tt.Addr)
if len(tt.ErrPrefix) > 0 && err == nil {
t.Errorf("#%d: expected %q, got <nil> (error)", i, tt.ErrPrefix)
continue
}
if len(tt.ErrPrefix) == 0 && err != nil {
t.Errorf("#%d: expected <nil>, got %q (error)", i, err)
}
if err != nil && err.(*DNSError).Err != tt.ErrPrefix {
t.Errorf("#%d: expected %q, got %q (mismatched error)", i, tt.ErrPrefix, err.(*DNSError).Err)
}
if a != tt.Reverse {
t.Errorf("#%d: expected %q, got %q (reverse address)", i, tt.Reverse, a)
}
}
}
func TestShutdown(t *testing.T) {
if runtime.GOOS == "plan9" {
return
}
l, err := Listen("tcp", "127.0.0.1:0")
if err != nil {
if l, err = Listen("tcp6", "[::1]:0"); err != nil {
t.Fatalf("ListenTCP on :0: %v", err)
}
}
go func() {
c, err := l.Accept()
if err != nil {
t.Fatalf("Accept: %v", err)
}
var buf [10]byte
n, err := c.Read(buf[:])
if n != 0 || err != io.EOF {
t.Fatalf("server Read = %d, %v; want 0, io.EOF", n, err)
}
c.Write([]byte("response"))
c.Close()
}()
c, err := Dial("tcp", l.Addr().String())
if err != nil {
t.Fatalf("Dial: %v", err)
}
defer c.Close()
err = c.(*TCPConn).CloseWrite()
if err != nil {
t.Fatalf("CloseWrite: %v", err)
}
var buf [10]byte
n, err := c.Read(buf[:])
if err != nil {
t.Fatalf("client Read: %d, %v", n, err)
}
got := string(buf[:n])
if got != "response" {
t.Errorf("read = %q, want \"response\"", got)
}
}
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