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// 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.
package filepath_test
import (
"io/ioutil"
"os"
"os/exec"
"path/filepath"
"reflect"
"strings"
"syscall"
"testing"
)
func init() {
tmpdir, err := ioutil.TempDir("", "symtest")
if err != nil {
panic("failed to create temp directory: " + err.Error())
}
defer os.RemoveAll(tmpdir)
err = os.Symlink("target", filepath.Join(tmpdir, "symlink"))
if err == nil {
return
}
err = err.(*os.LinkError).Err
switch err {
case syscall.EWINDOWS, syscall.ERROR_PRIVILEGE_NOT_HELD:
supportsSymlinks = false
}
}
func TestWinSplitListTestsAreValid(t *testing.T) {
comspec := os.Getenv("ComSpec")
if comspec == "" {
t.Fatal("%ComSpec% must be set")
}
for ti, tt := range winsplitlisttests {
testWinSplitListTestIsValid(t, ti, tt, comspec)
}
}
func testWinSplitListTestIsValid(t *testing.T, ti int, tt SplitListTest,
comspec string) {
const (
cmdfile = `printdir.cmd`
perm os.FileMode = 0700
)
tmp, err := ioutil.TempDir("", "testWinSplitListTestIsValid")
if err != nil {
t.Fatalf("TempDir failed: %v", err)
}
defer os.RemoveAll(tmp)
for i, d := range tt.result {
if d == "" {
continue
}
if cd := filepath.Clean(d); filepath.VolumeName(cd) != "" ||
cd[0] == '\\' || cd == ".." || (len(cd) >= 3 && cd[0:3] == `..\`) {
t.Errorf("%d,%d: %#q refers outside working directory", ti, i, d)
return
}
dd := filepath.Join(tmp, d)
if _, err := os.Stat(dd); err == nil {
t.Errorf("%d,%d: %#q already exists", ti, i, d)
return
}
if err = os.MkdirAll(dd, perm); err != nil {
t.Errorf("%d,%d: MkdirAll(%#q) failed: %v", ti, i, dd, err)
return
}
fn, data := filepath.Join(dd, cmdfile), []byte("@echo "+d+"\r\n")
if err = ioutil.WriteFile(fn, data, perm); err != nil {
t.Errorf("%d,%d: WriteFile(%#q) failed: %v", ti, i, fn, err)
return
}
}
for i, d := range tt.result {
if d == "" {
continue
}
exp := []byte(d + "\r\n")
cmd := &exec.Cmd{
Path: comspec,
Args: []string{`/c`, cmdfile},
Env: []string{`Path=` + tt.list},
Dir: tmp,
}
out, err := cmd.CombinedOutput()
switch {
case err != nil:
t.Errorf("%d,%d: execution error %v\n%q", ti, i, err, out)
return
case !reflect.DeepEqual(out, exp):
t.Errorf("%d,%d: expected %#q, got %#q", ti, i, exp, out)
return
default:
// unshadow cmdfile in next directory
err = os.Remove(filepath.Join(tmp, d, cmdfile))
if err != nil {
t.Fatalf("Remove test command failed: %v", err)
}
}
}
}
// TestEvalSymlinksCanonicalNames verify that EvalSymlinks
// returns "canonical" path names on windows.
func TestEvalSymlinksCanonicalNames(t *testing.T) {
tmp, err := ioutil.TempDir("", "evalsymlinkcanonical")
if err != nil {
t.Fatal("creating temp dir:", err)
}
defer os.RemoveAll(tmp)
// ioutil.TempDir might return "non-canonical" name.
cTmpName, err := filepath.EvalSymlinks(tmp)
if err != nil {
t.Errorf("EvalSymlinks(%q) error: %v", tmp, err)
}
dirs := []string{
"test",
"test/dir",
"testing_long_dir",
"TEST2",
}
for _, d := range dirs {
dir := filepath.Join(cTmpName, d)
err := os.Mkdir(dir, 0755)
if err != nil {
t.Fatal(err)
}
cname, err := filepath.EvalSymlinks(dir)
if err != nil {
t.Errorf("EvalSymlinks(%q) error: %v", dir, err)
continue
}
if dir != cname {
t.Errorf("EvalSymlinks(%q) returns %q, but should return %q", dir, cname, dir)
continue
}
// test non-canonical names
test := strings.ToUpper(dir)
p, err := filepath.EvalSymlinks(test)
if err != nil {
t.Errorf("EvalSymlinks(%q) error: %v", test, err)
continue
}
if p != cname {
t.Errorf("EvalSymlinks(%q) returns %q, but should return %q", test, p, cname)
continue
}
// another test
test = strings.ToLower(dir)
p, err = filepath.EvalSymlinks(test)
if err != nil {
t.Errorf("EvalSymlinks(%q) error: %v", test, err)
continue
}
if p != cname {
t.Errorf("EvalSymlinks(%q) returns %q, but should return %q", test, p, cname)
continue
}
}
}