Golang程序  |  25行  |  533 B

// Copyright 2013 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.

// +build cgo,!netgo
// +build darwin dragonfly freebsd linux netbsd openbsd solaris

package net

import "testing"

func TestCgoLookupIP(t *testing.T) {
	host := "localhost"
	_, err, ok := cgoLookupIP(host)
	if !ok {
		t.Errorf("cgoLookupIP must not be a placeholder")
	}
	if err != nil {
		t.Error(err)
	}
	if _, err := goLookupIP(host); err != nil {
		t.Error(err)
	}
}