mirror of
https://github.com/autc04/Retro68.git
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215 lines
5.3 KiB
Go
215 lines
5.3 KiB
Go
// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package os_test
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import (
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"io/ioutil"
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. "os"
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"path/filepath"
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"runtime"
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"syscall"
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"testing"
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)
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func TestMkdirAll(t *testing.T) {
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tmpDir := TempDir()
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path := tmpDir + "/_TestMkdirAll_/dir/./dir2"
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err := MkdirAll(path, 0777)
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if err != nil {
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t.Fatalf("MkdirAll %q: %s", path, err)
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}
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defer RemoveAll(tmpDir + "/_TestMkdirAll_")
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// Already exists, should succeed.
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err = MkdirAll(path, 0777)
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if err != nil {
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t.Fatalf("MkdirAll %q (second time): %s", path, err)
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}
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// Make file.
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fpath := path + "/file"
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f, err := Create(fpath)
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if err != nil {
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t.Fatalf("create %q: %s", fpath, err)
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}
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defer f.Close()
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// Can't make directory named after file.
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err = MkdirAll(fpath, 0777)
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if err == nil {
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t.Fatalf("MkdirAll %q: no error", fpath)
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}
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perr, ok := err.(*PathError)
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if !ok {
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t.Fatalf("MkdirAll %q returned %T, not *PathError", fpath, err)
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}
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if filepath.Clean(perr.Path) != filepath.Clean(fpath) {
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t.Fatalf("MkdirAll %q returned wrong error path: %q not %q", fpath, filepath.Clean(perr.Path), filepath.Clean(fpath))
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}
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// Can't make subdirectory of file.
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ffpath := fpath + "/subdir"
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err = MkdirAll(ffpath, 0777)
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if err == nil {
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t.Fatalf("MkdirAll %q: no error", ffpath)
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}
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perr, ok = err.(*PathError)
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if !ok {
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t.Fatalf("MkdirAll %q returned %T, not *PathError", ffpath, err)
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}
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if filepath.Clean(perr.Path) != filepath.Clean(fpath) {
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t.Fatalf("MkdirAll %q returned wrong error path: %q not %q", ffpath, filepath.Clean(perr.Path), filepath.Clean(fpath))
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}
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if runtime.GOOS == "windows" {
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path := tmpDir + `\_TestMkdirAll_\dir\.\dir2\`
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err := MkdirAll(path, 0777)
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if err != nil {
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t.Fatalf("MkdirAll %q: %s", path, err)
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}
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}
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}
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func TestRemoveAll(t *testing.T) {
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tmpDir := TempDir()
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// Work directory.
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path := tmpDir + "/_TestRemoveAll_"
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fpath := path + "/file"
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dpath := path + "/dir"
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// Make directory with 1 file and remove.
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if err := MkdirAll(path, 0777); err != nil {
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t.Fatalf("MkdirAll %q: %s", path, err)
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}
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fd, err := Create(fpath)
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if err != nil {
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t.Fatalf("create %q: %s", fpath, err)
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}
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fd.Close()
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if err = RemoveAll(path); err != nil {
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t.Fatalf("RemoveAll %q (first): %s", path, err)
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}
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if _, err = Lstat(path); err == nil {
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t.Fatalf("Lstat %q succeeded after RemoveAll (first)", path)
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}
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// Make directory with file and subdirectory and remove.
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if err = MkdirAll(dpath, 0777); err != nil {
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t.Fatalf("MkdirAll %q: %s", dpath, err)
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}
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fd, err = Create(fpath)
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if err != nil {
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t.Fatalf("create %q: %s", fpath, err)
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}
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fd.Close()
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fd, err = Create(dpath + "/file")
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if err != nil {
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t.Fatalf("create %q: %s", fpath, err)
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}
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fd.Close()
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if err = RemoveAll(path); err != nil {
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t.Fatalf("RemoveAll %q (second): %s", path, err)
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}
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if _, err := Lstat(path); err == nil {
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t.Fatalf("Lstat %q succeeded after RemoveAll (second)", path)
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}
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// Determine if we should run the following test.
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testit := true
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if runtime.GOOS == "windows" {
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// Chmod is not supported under windows.
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testit = false
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} else {
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// Test fails as root.
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testit = Getuid() != 0
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}
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if testit {
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// Make directory with file and subdirectory and trigger error.
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if err = MkdirAll(dpath, 0777); err != nil {
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t.Fatalf("MkdirAll %q: %s", dpath, err)
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}
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for _, s := range []string{fpath, dpath + "/file1", path + "/zzz"} {
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fd, err = Create(s)
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if err != nil {
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t.Fatalf("create %q: %s", s, err)
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}
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fd.Close()
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}
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if err = Chmod(dpath, 0); err != nil {
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t.Fatalf("Chmod %q 0: %s", dpath, err)
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}
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// No error checking here: either RemoveAll
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// will or won't be able to remove dpath;
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// either way we want to see if it removes fpath
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// and path/zzz. Reasons why RemoveAll might
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// succeed in removing dpath as well include:
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// * running as root
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// * running on a file system without permissions (FAT)
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RemoveAll(path)
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Chmod(dpath, 0777)
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for _, s := range []string{fpath, path + "/zzz"} {
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if _, err = Lstat(s); err == nil {
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t.Fatalf("Lstat %q succeeded after partial RemoveAll", s)
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}
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}
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}
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if err = RemoveAll(path); err != nil {
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t.Fatalf("RemoveAll %q after partial RemoveAll: %s", path, err)
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}
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if _, err = Lstat(path); err == nil {
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t.Fatalf("Lstat %q succeeded after RemoveAll (final)", path)
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}
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}
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func TestMkdirAllWithSymlink(t *testing.T) {
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if runtime.GOOS == "windows" || runtime.GOOS == "plan9" {
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t.Skip("Skipping test: symlinks don't exist under Windows/Plan 9")
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}
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tmpDir, err := ioutil.TempDir("", "TestMkdirAllWithSymlink-")
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if err != nil {
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t.Fatal(err)
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}
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defer RemoveAll(tmpDir)
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dir := tmpDir + "/dir"
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err = Mkdir(dir, 0755)
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if err != nil {
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t.Fatalf("Mkdir %s: %s", dir, err)
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}
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link := tmpDir + "/link"
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err = Symlink("dir", link)
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if err != nil {
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t.Fatalf("Symlink %s: %s", link, err)
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}
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path := link + "/foo"
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err = MkdirAll(path, 0755)
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if err != nil {
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t.Errorf("MkdirAll %q: %s", path, err)
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}
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}
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func TestMkdirAllAtSlash(t *testing.T) {
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if runtime.GOOS == "windows" || runtime.GOOS == "plan9" {
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return
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}
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RemoveAll("/_go_os_test")
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err := MkdirAll("/_go_os_test/dir", 0777)
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if err != nil {
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pathErr, ok := err.(*PathError)
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// common for users not to be able to write to /
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if ok && pathErr.Err == syscall.EACCES {
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return
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}
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t.Fatalf(`MkdirAll "/_go_os_test/dir": %v`, err)
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}
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RemoveAll("/_go_os_test")
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}
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