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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 (
"testing"
)
type testCase struct {
name string
result bool
}
var tests = []testCase{
// RFC2181, section 11.
{"_xmpp-server._tcp.google.com", true},
{"_xmpp-server._tcp.google.com", true},
{"foo.com", true},
{"1foo.com", true},
{"26.0.0.73.com", true},
{"fo-o.com", true},
{"fo1o.com", true},
{"foo1.com", true},
{"a.b..com", false},
}
func getTestCases(ch chan<- testCase) {
defer close(ch)
var char59 = ""
var char63 = ""
var char64 = ""
for i := 0; i < 59; i++ {
char59 += "a"
}
char63 = char59 + "aaaa"
char64 = char63 + "a"
for _, tc := range tests {
ch <- tc
}
ch <- testCase{char63 + ".com", true}
ch <- testCase{char64 + ".com", false}
// 255 char name is fine:
ch <- testCase{char59 + "." + char63 + "." + char63 + "." +
char63 + ".com",
true}
// 256 char name is bad:
ch <- testCase{char59 + "a." + char63 + "." + char63 + "." +
char63 + ".com",
false}
}
func TestDNSNames(t *testing.T) {
ch := make(chan testCase)
go getTestCases(ch)
for tc := range ch {
if isDomainName(tc.name) != tc.result {
t.Errorf("isDomainName(%v) failed: Should be %v",
tc.name, tc.result)
}
}
}
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