github.com/m10x/go/src@v0.0.0-20220112094212-ba61592315da/net/netgo_unix_test.go (about) 1 // Copyright 2013 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 //go:build (!cgo || netgo) && (darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris) 6 7 package net 8 9 import ( 10 "context" 11 "testing" 12 ) 13 14 func TestGoLookupIP(t *testing.T) { 15 defer dnsWaitGroup.Wait() 16 host := "localhost" 17 ctx := context.Background() 18 _, err, ok := cgoLookupIP(ctx, "ip", host) 19 if ok { 20 t.Errorf("cgoLookupIP must be a placeholder") 21 } 22 if err != nil { 23 t.Error(err) 24 } 25 if _, err := DefaultResolver.goLookupIP(ctx, "ip", host); err != nil { 26 t.Error(err) 27 } 28 }