150 lines
3.5 KiB
Go
150 lines
3.5 KiB
Go
// Copyright 2011 Miek Gieben. 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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// +build !appengine
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package dns
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import (
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"runtime"
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"testing"
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"time"
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)
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func HelloServer(w ResponseWriter, req *Msg) {
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m := new(Msg)
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m.SetReply(req)
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m.Extra = make([]RR, 1)
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m.Extra[0] = &TXT{Hdr: RR_Header{Name: m.Question[0].Name, Rrtype: TypeTXT, Class: ClassINET, Ttl: 0}, Txt: []string{"Hello world"}}
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w.WriteMsg(m)
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}
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func AnotherHelloServer(w ResponseWriter, req *Msg) {
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m := new(Msg)
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m.SetReply(req)
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m.Extra = make([]RR, 1)
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m.Extra[0] = &TXT{Hdr: RR_Header{Name: m.Question[0].Name, Rrtype: TypeTXT, Class: ClassINET, Ttl: 0}, Txt: []string{"Hello example"}}
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w.WriteMsg(m)
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}
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func TestServing(t *testing.T) {
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HandleFunc("miek.nl.", HelloServer)
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HandleFunc("example.com.", AnotherHelloServer)
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go func() {
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err := ListenAndServe(":8053", "udp", nil)
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if err != nil {
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t.Log("ListenAndServe: ", err.Error())
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t.Fail()
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}
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}()
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time.Sleep(4e8)
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c := new(Client)
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m := new(Msg)
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m.SetQuestion("miek.nl.", TypeTXT)
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r, _, _ := c.Exchange(m, "127.0.0.1:8053")
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txt := r.Extra[0].(*TXT).Txt[0]
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if txt != "Hello world" {
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t.Log("Unexpected result for miek.nl", txt, "!= Hello world")
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t.Fail()
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}
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m.SetQuestion("example.com.", TypeTXT)
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r, _, _ = c.Exchange(m, "127.0.0.1:8053")
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txt = r.Extra[0].(*TXT).Txt[0]
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if txt != "Hello example" {
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t.Log("Unexpected result for example.com", txt, "!= Hello example")
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t.Fail()
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}
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// Test Mixes cased as notices by Ask.
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m.SetQuestion("eXaMplE.cOm.", TypeTXT)
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r, _, _ = c.Exchange(m, "127.0.0.1:8053")
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txt = r.Extra[0].(*TXT).Txt[0]
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if txt != "Hello example" {
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t.Log("Unexpected result for example.com", txt, "!= Hello example")
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t.Fail()
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}
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}
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func BenchmarkServing(b *testing.B) {
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b.StopTimer()
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HandleFunc("miek.nl.", HelloServer)
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a := runtime.GOMAXPROCS(4)
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go func() {
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ListenAndServe("127.0.0.1:8053", "udp", nil)
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}()
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c := new(Client)
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m := new(Msg)
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m.SetQuestion("miek.nl", TypeSOA)
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b.StartTimer()
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for i := 0; i < b.N; i++ {
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c.Exchange(m, "127.0.0.1:8053")
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}
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runtime.GOMAXPROCS(a)
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}
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func HelloServerCompress(w ResponseWriter, req *Msg) {
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m := new(Msg)
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m.SetReply(req)
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m.Extra = make([]RR, 1)
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m.Extra[0] = &TXT{Hdr: RR_Header{Name: m.Question[0].Name, Rrtype: TypeTXT, Class: ClassINET, Ttl: 0}, Txt: []string{"Hello world"}}
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m.Compress = true
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w.WriteMsg(m)
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}
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func BenchmarkServingCompress(b *testing.B) {
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b.StopTimer()
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HandleFunc("miek.nl.", HelloServerCompress)
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a := runtime.GOMAXPROCS(4)
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go func() {
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ListenAndServe("127.0.0.1:8053", "udp", nil)
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}()
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c := new(Client)
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m := new(Msg)
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m.SetQuestion("miek.nl", TypeSOA)
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b.StartTimer()
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for i := 0; i < b.N; i++ {
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c.Exchange(m, "127.0.0.1:8053")
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}
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runtime.GOMAXPROCS(a)
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}
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func TestDotAsCatchAllWildcard(t *testing.T) {
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mux := NewServeMux()
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mux.Handle(".", HandlerFunc(HelloServer))
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mux.Handle("example.com.", HandlerFunc(AnotherHelloServer))
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handler := mux.match("www.miek.nl.", TypeTXT)
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if handler == nil {
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t.Error("wildcard match failed")
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}
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handler = mux.match("www.example.com.", TypeTXT)
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if handler == nil {
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t.Error("example.com match failed")
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}
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handler = mux.match("a.www.example.com.", TypeTXT)
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if handler == nil {
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t.Error("a.www.example.com match failed")
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}
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handler = mux.match("boe.", TypeTXT)
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if handler == nil {
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t.Error("boe. match failed")
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}
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}
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func TestRootServer(t *testing.T) {
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mux := NewServeMux()
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mux.Handle(".", HandlerFunc(HelloServer))
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handler := mux.match(".", TypeNS)
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if handler == nil {
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t.Error("root match failed")
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}
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}
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