// Copyright 2017 The go-ethereum Authors // This file is part of the go-ethereum library. // // The go-ethereum library is free software: you can redistribute it and/or modify // it under the terms of the GNU Lesser General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // The go-ethereum library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU Lesser General Public License for more details. // // You should have received a copy of the GNU Lesser General Public License // along with the go-ethereum library. If not, see . package testutil import ( "io" "io/ioutil" "os" "strings" "testing" ) // TempFileWithContent is a helper function that creates a temp file that contains the following string content then closes the file handle // it returns the complete file path func TempFileWithContent(t *testing.T, content string) string { tempFile, err := ioutil.TempFile("", "swarm-temp-file") if err != nil { t.Fatal(err) } _, err = io.Copy(tempFile, strings.NewReader(content)) if err != nil { os.RemoveAll(tempFile.Name()) t.Fatal(err) } if err = tempFile.Close(); err != nil { t.Fatal(err) } return tempFile.Name() }