56 lines
1.1 KiB
Go
56 lines
1.1 KiB
Go
|
// 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 aix darwin dragonfly freebsd linux netbsd openbsd solaris
|
||
|
|
|
||
|
|
package exec
|
||
|
|
|
||
|
|
import (
|
||
|
|
"io/ioutil"
|
||
|
|
"os"
|
||
|
|
"testing"
|
||
|
|
)
|
||
|
|
|
||
|
|
func TestLookPathUnixEmptyPath(t *testing.T) {
|
||
|
|
tmp, err := ioutil.TempDir("", "TestLookPathUnixEmptyPath")
|
||
|
|
if err != nil {
|
||
|
|
t.Fatal("TempDir failed: ", err)
|
||
|
|
}
|
||
|
|
defer os.RemoveAll(tmp)
|
||
|
|
wd, err := os.Getwd()
|
||
|
|
if err != nil {
|
||
|
|
t.Fatal("Getwd failed: ", err)
|
||
|
|
}
|
||
|
|
err = os.Chdir(tmp)
|
||
|
|
if err != nil {
|
||
|
|
t.Fatal("Chdir failed: ", err)
|
||
|
|
}
|
||
|
|
defer os.Chdir(wd)
|
||
|
|
|
||
|
|
f, err := os.OpenFile("exec_me", os.O_CREATE|os.O_EXCL, 0700)
|
||
|
|
if err != nil {
|
||
|
|
t.Fatal("OpenFile failed: ", err)
|
||
|
|
}
|
||
|
|
err = f.Close()
|
||
|
|
if err != nil {
|
||
|
|
t.Fatal("Close failed: ", err)
|
||
|
|
}
|
||
|
|
|
||
|
|
pathenv := os.Getenv("PATH")
|
||
|
|
defer os.Setenv("PATH", pathenv)
|
||
|
|
|
||
|
|
err = os.Setenv("PATH", "")
|
||
|
|
if err != nil {
|
||
|
|
t.Fatal("Setenv failed: ", err)
|
||
|
|
}
|
||
|
|
|
||
|
|
path, err := LookPath("exec_me")
|
||
|
|
if err == nil {
|
||
|
|
t.Fatal("LookPath found exec_me in empty $PATH")
|
||
|
|
}
|
||
|
|
if path != "" {
|
||
|
|
t.Fatalf("LookPath path == %q when err != nil", path)
|
||
|
|
}
|
||
|
|
}
|