blob: 181b1f025fe4b3395b0bd4e9178b7d2b834a9987 [file] [log] [blame] [edit]
// 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.
//go:build unix
package exec
import (
"os"
"testing"
)
func TestLookPathUnixEmptyPath(t *testing.T) {
// Not parallel: uses os.Chdir.
tmp, err := os.MkdirTemp("", "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)
}
t.Setenv("PATH", "")
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)
}
}