github.com/google/capslock@v0.2.3-0.20240517042941-dac19fc347c0/testpkgs/callnet/callnet.go (about) 1 // Copyright 2023 Google LLC 2 // 3 // Use of this source code is governed by a BSD-style 4 // license that can be found in the LICENSE file or at 5 // https://developers.google.com/open-source/licenses/bsd 6 7 // Package callnet is used for testing. 8 package callnet 9 10 import ( 11 "net" 12 ) 13 14 // Foo is a test function. 15 func Foo() int { 16 ips, err := net.LookupIP("localhost") 17 if err != nil { 18 println(err) 19 } 20 return len(ips) 21 }