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Commit 0e0f7986 authored by Katie Hockman's avatar Katie Hockman
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Revert "os: add support for long path names on unix RemoveAll" 

This reverts commit 85143d35.

Reason for revert: Breaking all Darwin and FreeBSD builds. Trybots did not pass for this.

Change-Id: I5494e14ad5ab9cf6e1e225a25b2e8b38f3359d13
Reviewed-on: https://go-review.googlesource.com/c/145897Reviewed-by: 's avatarKatie Hockman <katie@golang.org>
Run-TryBot: Katie Hockman <katie@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
parent 08816cb8
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Inline Side-by-side
Showing with 225 additions and 685 deletions
src/internal/syscall/unix/at.go deleted 100644 → 0
View file @ 08816cb8
// Copyright 2018 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 linux darwin freebsd openbsd netbsd dragonfly
package unix
import (
"syscall"
"unsafe"
)
func Unlinkat(dirfd int, path string, flags int) error {
var p *byte
p, err := syscall.BytePtrFromString(path)
if err != nil {
return err
}
_, _, errno := syscall.Syscall(unlinkatTrap, uintptr(dirfd), uintptr(unsafe.Pointer(p)), uintptr(flags))
if errno != 0 {
return errno
}
return nil
}
func Openat(dirfd int, path string, flags int, perm uint32) (int, error) {
var p *byte
p, err := syscall.BytePtrFromString(path)
if err != nil {
return 0, err
}
fd, _, errno := syscall.Syscall6(openatTrap, uintptr(dirfd), uintptr(unsafe.Pointer(p)), uintptr(flags), uintptr(perm), 0, 0)
if errno != 0 {
return 0, errno
}
return int(fd), nil
}
func Fstatat(dirfd int, path string, stat *syscall.Stat_t, flags int) error {
var p *byte
p, err := syscall.BytePtrFromString(path)
if err != nil {
return err
}
_, _, errno := syscall.Syscall6(fstatatTrap, uintptr(dirfd), uintptr(unsafe.Pointer(p)), uintptr(unsafe.Pointer(stat)), uintptr(flags), 0, 0)
if errno != 0 {
return errno
}
return nil
}
src/internal/syscall/unix/at_sysnum_darwin.go deleted 100644 → 0
View file @ 08816cb8
// Copyright 2018 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 unix
const unlinkatTrap = uintptr(472)
const openatTrap = uintptr(463)
const fstatatTrap = uintptr(469)
const AT_REMOVEDIR = 0x80
const AT_SYMLINK_NOFOLLOW = 0x0020
src/internal/syscall/unix/at_sysnum_dragonfly.go deleted 100644 → 0
View file @ 08816cb8
// Copyright 2018 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 unix
import "syscall"
const unlinkatTrap uintptr = syscall.SYS_UNLINKAT
const openatTrap uintptr = syscall.SYS_OPENAT
const fstatatTrap uintptr = syscall.SYS_FSTATAT
const AT_REMOVEDIR = 0x2
const AT_SYMLINK_NOFOLLOW = 0x1
src/internal/syscall/unix/at_sysnum_freebsd.go deleted 100644 → 0
View file @ 08816cb8
// Copyright 2018 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 unix
import "syscall"
const unlinkatTrap uintptr = syscall.SYS_UNLINKAT
const openatTrap uintptr = syscall.SYS_OPENAT
const fstatatTrap uintptr = syscall.SYS_FSTATAT
const AT_REMOVEDIR = 0x800
const AT_SYMLINK_NOFOLLOW = 0x200
src/internal/syscall/unix/at_sysnum_fstatat64_linux.go deleted 100644 → 0
View file @ 08816cb8
// Copyright 2018 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 arm mips mipsle 386
package unix
import "syscall"
const fstatatTrap uintptr = syscall.SYS_FSTATAT64
src/internal/syscall/unix/at_sysnum_fstatat_linux.go deleted 100644 → 0
View file @ 08816cb8
// Copyright 2018 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 arm64
package unix
import "syscall"
const fstatatTrap uintptr = syscall.SYS_FSTATAT
src/internal/syscall/unix/at_sysnum_linux.go deleted 100644 → 0
View file @ 08816cb8
// Copyright 2018 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 unix
import "syscall"
const unlinkatTrap uintptr = syscall.SYS_UNLINKAT
const openatTrap uintptr = syscall.SYS_OPENAT
const AT_REMOVEDIR = 0x200
const AT_SYMLINK_NOFOLLOW = 0x100
src/internal/syscall/unix/at_sysnum_netbsd.go deleted 100644 → 0
View file @ 08816cb8
// Copyright 2018 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 unix
import "syscall"
const unlinkatTrap uintptr = syscall.SYS_UNLINKAT
const openatTrap uintptr = syscall.SYS_OPENAT
const fstatatTrap uintptr = syscall.SYS_FSTATAT
const AT_REMOVEDIR = 0x800
const AT_SYMLINK_NOFOLLOW = 0x200
src/internal/syscall/unix/at_sysnum_newfstatat_linux.go deleted 100644 → 0
View file @ 08816cb8
// Copyright 2018 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 amd64 mips64 mips64le ppc64 ppc64le s390x
package unix
import "syscall"
const fstatatTrap uintptr = syscall.SYS_NEWFSTATAT
src/internal/syscall/unix/at_sysnum_openbsd.go deleted 100644 → 0
View file @ 08816cb8
// Copyright 2018 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 unix
import "syscall"
const unlinkatTrap uintptr = syscall.SYS_UNLINKAT
const openatTrap uintptr = syscall.SYS_OPENAT
const fstatatTrap uintptr = syscall.SYS_FSTATAT
const AT_REMOVEDIR = 0x08
const AT_SYMLINK_NOFOLLOW = 0x02
src/os/path.go
View file @ 0e0f7986
......@@ -5,6 +5,7 @@
package os
import (
"io"
"syscall"
)
......@@ -57,3 +58,101 @@ func MkdirAll(path string, perm FileMode) error {
}
return nil
}
// RemoveAll removes path and any children it contains.
// It removes everything it can but returns the first error
// it encounters. If the path does not exist, RemoveAll
// returns nil (no error).
func RemoveAll(path string) error {
// Simple case: if Remove works, we're done.
err := Remove(path)
if err == nil || IsNotExist(err) {
return nil
}
// Otherwise, is this a directory we need to recurse into?
dir, serr := Lstat(path)
if serr != nil {
if serr, ok := serr.(*PathError); ok && (IsNotExist(serr.Err) || serr.Err == syscall.ENOTDIR) {
return nil
}
return serr
}
if !dir.IsDir() {
// Not a directory; return the error from Remove.
return err
}
// Remove contents & return first error.
err = nil
for {
fd, err := Open(path)
if err != nil {
if IsNotExist(err) {
// Already deleted by someone else.
return nil
}
return err
}
const request = 1024
names, err1 := fd.Readdirnames(request)
// Removing files from the directory may have caused
// the OS to reshuffle it. Simply calling Readdirnames
// again may skip some entries. The only reliable way
// to avoid this is to close and re-open the
// directory. See issue 20841.
fd.Close()
for _, name := range names {
err1 := RemoveAll(path + string(PathSeparator) + name)
if err == nil {
err = err1
}
}
if err1 == io.EOF {
break
}
// If Readdirnames returned an error, use it.
if err == nil {
err = err1
}
if len(names) == 0 {
break
}
// We don't want to re-open unnecessarily, so if we
// got fewer than request names from Readdirnames, try
// simply removing the directory now. If that
// succeeds, we are done.
if len(names) < request {
err1 := Remove(path)
if err1 == nil || IsNotExist(err1) {
return nil
}
if err != nil {
// We got some error removing the
// directory contents, and since we
// read fewer names than we requested
// there probably aren't more files to
// remove. Don't loop around to read
// the directory again. We'll probably
// just get the same error.
return err
}
}
}
// Remove directory.
err1 := Remove(path)
if err1 == nil || IsNotExist(err1) {
return nil
}
if err == nil {
err = err1
}
return err
}
src/os/path_test.go
View file @ 0e0f7986
......@@ -5,6 +5,7 @@
package os_test
import (
"fmt"
"internal/testenv"
"io/ioutil"
. "os"
......@@ -75,6 +76,130 @@ func TestMkdirAll(t *testing.T) {
}
}
func TestRemoveAll(t *testing.T) {
tmpDir := TempDir()
// Work directory.
path := tmpDir + "/_TestRemoveAll_"
fpath := path + "/file"
dpath := path + "/dir"
// Make directory with 1 file and remove.
if err := MkdirAll(path, 0777); err != nil {
t.Fatalf("MkdirAll %q: %s", path, err)
}
fd, err := Create(fpath)
if err != nil {
t.Fatalf("create %q: %s", fpath, err)
}
fd.Close()
if err = RemoveAll(path); err != nil {
t.Fatalf("RemoveAll %q (first): %s", path, err)
}
if _, err = Lstat(path); err == nil {
t.Fatalf("Lstat %q succeeded after RemoveAll (first)", path)
}
// Make directory with file and subdirectory and remove.
if err = MkdirAll(dpath, 0777); err != nil {
t.Fatalf("MkdirAll %q: %s", dpath, err)
}
fd, err = Create(fpath)
if err != nil {
t.Fatalf("create %q: %s", fpath, err)
}
fd.Close()
fd, err = Create(dpath + "/file")
if err != nil {
t.Fatalf("create %q: %s", fpath, err)
}
fd.Close()
if err = RemoveAll(path); err != nil {
t.Fatalf("RemoveAll %q (second): %s", path, err)
}
if _, err := Lstat(path); err == nil {
t.Fatalf("Lstat %q succeeded after RemoveAll (second)", path)
}
// Determine if we should run the following test.
testit := true
if runtime.GOOS == "windows" {
// Chmod is not supported under windows.
testit = false
} else {
// Test fails as root.
testit = Getuid() != 0
}
if testit {
// Make directory with file and subdirectory and trigger error.
if err = MkdirAll(dpath, 0777); err != nil {
t.Fatalf("MkdirAll %q: %s", dpath, err)
}
for _, s := range []string{fpath, dpath + "/file1", path + "/zzz"} {
fd, err = Create(s)
if err != nil {
t.Fatalf("create %q: %s", s, err)
}
fd.Close()
}
if err = Chmod(dpath, 0); err != nil {
t.Fatalf("Chmod %q 0: %s", dpath, err)
}
// No error checking here: either RemoveAll
// will or won't be able to remove dpath;
// either way we want to see if it removes fpath
// and path/zzz. Reasons why RemoveAll might
// succeed in removing dpath as well include:
// * running as root
// * running on a file system without permissions (FAT)
RemoveAll(path)
Chmod(dpath, 0777)
for _, s := range []string{fpath, path + "/zzz"} {
if _, err = Lstat(s); err == nil {
t.Fatalf("Lstat %q succeeded after partial RemoveAll", s)
}
}
}
if err = RemoveAll(path); err != nil {
t.Fatalf("RemoveAll %q after partial RemoveAll: %s", path, err)
}
if _, err = Lstat(path); err == nil {
t.Fatalf("Lstat %q succeeded after RemoveAll (final)", path)
}
}
// Test RemoveAll on a large directory.
func TestRemoveAllLarge(t *testing.T) {
if testing.Short() {
t.Skip("skipping in short mode")
}
tmpDir := TempDir()
// Work directory.
path := tmpDir + "/_TestRemoveAllLarge_"
// Make directory with 1000 files and remove.
if err := MkdirAll(path, 0777); err != nil {
t.Fatalf("MkdirAll %q: %s", path, err)
}
for i := 0; i < 1000; i++ {
fpath := fmt.Sprintf("%s/file%d", path, i)
fd, err := Create(fpath)
if err != nil {
t.Fatalf("create %q: %s", fpath, err)
}
fd.Close()
}
if err := RemoveAll(path); err != nil {
t.Fatalf("RemoveAll %q: %s", path, err)
}
if _, err := Lstat(path); err == nil {
t.Fatalf("Lstat %q succeeded after RemoveAll", path)
}
}
func TestMkdirAllWithSymlink(t *testing.T) {
testenv.MustHaveSymlink(t)
......
src/os/path_unix.go
View file @ 0e0f7986
......@@ -16,7 +16,7 @@ func IsPathSeparator(c uint8) bool {
return PathSeparator == c
}
// basename removes trailing slashes and the leading directory name from path name.
// basename removes trailing slashes and the leading directory name from path name
func basename(name string) string {
i := len(name) - 1
// Remove trailing slashes
......@@ -34,32 +34,6 @@ func basename(name string) string {
return name
}
// splitPath returns the base name and parent directory.
func splitPath(path string) (string, string) {
// if no better parent is found, the path is relative from "here"
dirname := "."
// if no slashes in path, base is path
basename := path
i := len(path) - 1
// Remove trailing slashes
for ; i > 0 && path[i] == '/'; i-- {
path = path[:i]
}
// Remove leading directory path
for i--; i >= 0; i-- {
if path[i] == '/' {
dirname = path[:i+1]
basename = path[i+1:]
break
}
}
return dirname, basename
}
func fixRootDirectory(p string) string {
return p
}
src/os/removeall_at.go deleted 100644 → 0
View file @ 08816cb8
// Copyright 2018 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 linux darwin freebsd openbsd netbsd dragonfly
package os
import (
"internal/syscall/unix"
"io"
"syscall"
)
func RemoveAll(path string) error {
// Not allowed in unix
if path == "" || endsWithDot(path) {
return syscall.EINVAL
}
// RemoveAll recurses by deleting the path base from
// its parent directory
parentDir, base := splitPath(path)
parent, err := Open(parentDir)
if IsNotExist(err) {
// If parent does not exist, base cannot exist. Fail silently
return nil
}
if err != nil {
return err
}
defer parent.Close()
return removeAllFrom(parent, base)
}
func removeAllFrom(parent *File, path string) error {
parentFd := int(parent.Fd())
// Simple case: if Unlink (aka remove) works, we're done.
err := unix.Unlinkat(parentFd, path, 0)
if err == nil || IsNotExist(err) {
return nil
}
// If not a "is directory" error, we have a problem
if err != syscall.EISDIR && err != syscall.EPERM {
return err
}
// Is this a directory we need to recurse into?
var statInfo syscall.Stat_t
statErr := unix.Fstatat(parentFd, path, &statInfo, unix.AT_SYMLINK_NOFOLLOW)
if statErr != nil {
return statErr
}
if statInfo.Mode&syscall.S_IFMT != syscall.S_IFDIR {
// Not a directory; return the error from the Remove
return err
}
// Remove the directory's entries
var recurseErr error
for {
const request = 1024
// Open the directory to recurse into
file, err := openFdAt(parentFd, path)
if err != nil {
if IsNotExist(err) {
return nil
}
return err
}
names, readErr := file.Readdirnames(request)
// Errors other than EOF should stop us from continuing
if readErr != nil && readErr != io.EOF {
file.Close()
if IsNotExist(readErr) {
return nil
}
return readErr
}
for _, name := range names {
err := removeAllFrom(file, name)
if err != nil {
recurseErr = err
}
}
// Removing files from the directory may have caused
// the OS to reshuffle it. Simply calling Readdirnames
// again may skip some entries. The only reliable way
// to avoid this is to close and re-open the
// directory. See issue 20841.
file.Close()
// Finish when the end of the directory is reached
if len(names) < request {
break
}
}
// Remove the directory itself
unlinkError := unix.Unlinkat(parentFd, path, unix.AT_REMOVEDIR)
if unlinkError == nil || IsNotExist(unlinkError) {
return nil
}
if recurseErr != nil {
return recurseErr
}
return unlinkError
}
func openFdAt(fd int, path string) (*File, error) {
fd, err := unix.Openat(fd, path, O_RDONLY, 0)
if err != nil {
return nil, err
}
return NewFile(uintptr(fd), path), nil
}
func endsWithDot(path string) bool {
if path == "." || path == ".." {
return true
}
if len(path) >= 2 && path[len(path)-2:] == "/." {
return true
}
if len(path) >= 3 && path[len(path)-3:] == "/.." {
return true
}
return false
}
src/os/removeall_noat.go deleted 100644 → 0
View file @ 08816cb8
// Copyright 2018 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 !linux,!darwin,!freebsd,!openbsd,!netbsd,!dragonfly
package os
import (
"io"
"syscall"
)
// RemoveAll removes path and any children it contains.
// It removes everything it can but returns the first error
// it encounters. If the path does not exist, RemoveAll
// returns nil (no error).
func RemoveAll(path string) error {
// Simple case: if Remove works, we're done.
err := Remove(path)
if err == nil || IsNotExist(err) {
return nil
}
// Otherwise, is this a directory we need to recurse into?
dir, serr := Lstat(path)
if serr != nil {
if serr, ok := serr.(*PathError); ok && (IsNotExist(serr.Err) || serr.Err == syscall.ENOTDIR) {
return nil
}
return serr
}
if !dir.IsDir() {
// Not a directory; return the error from Remove.
return err
}
// Remove contents & return first error.
err = nil
for {
fd, err := Open(path)
if err != nil {
if IsNotExist(err) {
// Already deleted by someone else.
return nil
}
return err
}
const request = 1024
names, err1 := fd.Readdirnames(request)
// Removing files from the directory may have caused
// the OS to reshuffle it. Simply calling Readdirnames
// again may skip some entries. The only reliable way
// to avoid this is to close and re-open the
// directory. See issue 20841.
fd.Close()
for _, name := range names {
err1 := RemoveAll(path + string(PathSeparator) + name)
if err == nil {
err = err1
}
}
if err1 == io.EOF {
break
}
// If Readdirnames returned an error, use it.
if err == nil {
err = err1
}
if len(names) == 0 {
break
}
// We don't want to re-open unnecessarily, so if we
// got fewer than request names from Readdirnames, try
// simply removing the directory now. If that
// succeeds, we are done.
if len(names) < request {
err1 := Remove(path)
if err1 == nil || IsNotExist(err1) {
return nil
}
if err != nil {
// We got some error removing the
// directory contents, and since we
// read fewer names than we requested
// there probably aren't more files to
// remove. Don't loop around to read
// the directory again. We'll probably
// just get the same error.
return err
}
}
}
// Remove directory.
err1 := Remove(path)
if err1 == nil || IsNotExist(err1) {
return nil
}
if err == nil {
err = err1
}
return err
}
src/os/removeall_test.go deleted 100644 → 0
View file @ 08816cb8
// Copyright 2018 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 os_test
import (
"fmt"
"io/ioutil"
. "os"
"runtime"
"strings"
"testing"
)
func TestRemoveAll(t *testing.T) {
tmpDir := TempDir()
// Work directory.
file := "file"
path := tmpDir + "/_TestRemoveAll_"
fpath := path + "/file"
dpath := path + "/dir"
// Make a regular file and remove
fd, err := Create(file)
if err != nil {
t.Fatalf("create %q: %s", file, err)
}
fd.Close()
if err = RemoveAll(file); err != nil {
t.Fatalf("RemoveAll %q (first): %s", file, err)
}
if _, err = Lstat(file); err == nil {
t.Fatalf("Lstat %q succeeded after RemoveAll (first)", file)
}
// Make directory with 1 file and remove.
if err := MkdirAll(path, 0777); err != nil {
t.Fatalf("MkdirAll %q: %s", path, err)
}
fd, err = Create(fpath)
if err != nil {
t.Fatalf("create %q: %s", fpath, err)
}
fd.Close()
if err = RemoveAll(path); err != nil {
t.Fatalf("RemoveAll %q (second): %s", path, err)
}
if _, err = Lstat(path); err == nil {
t.Fatalf("Lstat %q succeeded after RemoveAll (second)", path)
}
// Make directory with file and subdirectory and remove.
if err = MkdirAll(dpath, 0777); err != nil {
t.Fatalf("MkdirAll %q: %s", dpath, err)
}
fd, err = Create(fpath)
if err != nil {
t.Fatalf("create %q: %s", fpath, err)
}
fd.Close()
fd, err = Create(dpath + "/file")
if err != nil {
t.Fatalf("create %q: %s", fpath, err)
}
fd.Close()
if err = RemoveAll(path); err != nil {
t.Fatalf("RemoveAll %q (third): %s", path, err)
}
if _, err := Lstat(path); err == nil {
t.Fatalf("Lstat %q succeeded after RemoveAll (third)", path)
}
// Determine if we should run the following test.
testit := true
if runtime.GOOS == "windows" {
// Chmod is not supported under windows.
testit = false
} else {
// Test fails as root.
testit = Getuid() != 0
}
if testit {
// Make directory with file and subdirectory and trigger error.
if err = MkdirAll(dpath, 0777); err != nil {
t.Fatalf("MkdirAll %q: %s", dpath, err)
}
for _, s := range []string{fpath, dpath + "/file1", path + "/zzz"} {
fd, err = Create(s)
if err != nil {
t.Fatalf("create %q: %s", s, err)
}
fd.Close()
}
if err = Chmod(dpath, 0); err != nil {
t.Fatalf("Chmod %q 0: %s", dpath, err)
}
// No error checking here: either RemoveAll
// will or won't be able to remove dpath;
// either way we want to see if it removes fpath
// and path/zzz. Reasons why RemoveAll might
// succeed in removing dpath as well include:
// * running as root
// * running on a file system without permissions (FAT)
RemoveAll(path)
Chmod(dpath, 0777)
for _, s := range []string{fpath, path + "/zzz"} {
if _, err = Lstat(s); err == nil {
t.Fatalf("Lstat %q succeeded after partial RemoveAll", s)
}
}
}
if err = RemoveAll(path); err != nil {
t.Fatalf("RemoveAll %q after partial RemoveAll: %s", path, err)
}
if _, err = Lstat(path); err == nil {
t.Fatalf("Lstat %q succeeded after RemoveAll (final)", path)
}
}
// Test RemoveAll on a large directory.
func TestRemoveAllLarge(t *testing.T) {
if testing.Short() {
t.Skip("skipping in short mode")
}
tmpDir := TempDir()
// Work directory.
path := tmpDir + "/_TestRemoveAllLarge_"
// Make directory with 1000 files and remove.
if err := MkdirAll(path, 0777); err != nil {
t.Fatalf("MkdirAll %q: %s", path, err)
}
for i := 0; i < 1000; i++ {
fpath := fmt.Sprintf("%s/file%d", path, i)
fd, err := Create(fpath)
if err != nil {
t.Fatalf("create %q: %s", fpath, err)
}
fd.Close()
}
if err := RemoveAll(path); err != nil {
t.Fatalf("RemoveAll %q: %s", path, err)
}
if _, err := Lstat(path); err == nil {
t.Fatalf("Lstat %q succeeded after RemoveAll", path)
}
}
func TestRemoveAllLongPath(t *testing.T) {
switch runtime.GOOS {
case "linux", "darwin", "freebsd", "openbsd", "netbsd", "dragonfly":
break
default:
t.Skip("skipping for not implemented platforms")
}
prevDir, err := Getwd()
if err != nil {
t.Fatalf("Could not get wd: %s", err)
}
startPath, err := ioutil.TempDir("", "TestRemoveAllLongPath-")
if err != nil {
t.Fatalf("Could not create TempDir: %s", err)
}
err = Chdir(startPath)
if err != nil {
t.Fatalf("Could not chdir %s: %s", startPath, err)
}
// Removing paths with over 4096 chars commonly fails
for i := 0; i < 41; i++ {
name := strings.Repeat("a", 100)
err = Mkdir(name, 0755)
if err != nil {
t.Fatalf("Could not mkdir %s: %s", name, err)
}
err = Chdir(name)
if err != nil {
t.Fatalf("Could not chdir %s: %s", name, err)
}
}
err = Chdir(prevDir)
if err != nil {
t.Fatalf("Could not chdir %s: %s", prevDir, err)
}
err = RemoveAll(startPath)
if err != nil {
t.Errorf("RemoveAll could not remove long file path %s: %s", startPath, err)
}
}
func TestRemoveAllDot(t *testing.T) {
switch runtime.GOOS {
case "linux", "darwin", "freebsd", "openbsd", "netbsd", "dragonfly":
break
default:
t.Skip("skipping for not implemented platforms")
}
prevDir, err := Getwd()
if err != nil {
t.Fatalf("Could not get wd: %s", err)
}
tempDir, err := ioutil.TempDir("", "TestRemoveAllDot-")
if err != nil {
t.Fatalf("Could not create TempDir: %s", err)
}
err = Chdir(tempDir)
if err != nil {
t.Fatalf("Could not chdir to tempdir: %s", err)
}
err = RemoveAll(".")
if err == nil {
t.Errorf("RemoveAll succeed to remove .")
}
err = RemoveAll("..")
if err == nil {
t.Errorf("RemoveAll succeed to remove ..")
}
err = Chdir(prevDir)
if err != nil {
t.Fatalf("Could not chdir %s: %s", prevDir, err)
}
}
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