t.Error("got histogram", e.ObjSizes, "want", w.oSizes)
			}
		})
	}
}

func createUsageTestFiles(t *testing.T, base, bucket string, files []usageTestFile) {
	for _, f := range files {
		err := os.MkdirAll(filepath.Dir(filepath.Join(base, bucket, f.name)), os.ModePerm)
		if err != nil {
			t.Fatal(err)
		}
		err = os.WriteFile(filepath.Join(base, bucket, f.name), make([]byte, f.size), os.ModePerm)
		if err != nil {

)

func access(name string) error {
	_, err := os.Lstat(name)
	return err
}

func osMkdirAll(dirPath string, perm os.FileMode, _ string) error {
	// baseDir is not honored in windows platform
	return os.MkdirAll(dirPath, perm)
}

// readDirFn applies the fn() function on each entries at dirPath, doesn't recurse into
// the directory itself, if the dirPath doesn't exist this function doesn't return
// an error.

pkg os, method (*Root) Chtimes(string, time.Time, time.Time) error #67002
pkg os, method (*Root) Lchown(string, int, int) error #67002
pkg os, method (*Root) Link(string, string) error #67002
pkg os, method (*Root) MkdirAll(string, fs.FileMode) error #67002
pkg os, method (*Root) ReadFile(string) ([]uint8, error) #73126
pkg os, method (*Root) Readlink(string) (string, error) #67002
pkg os, method (*Root) RemoveAll(string) error #67002

	if err != nil {
		return path, err
	}

	fi, err := Lstat(path)
	if err != nil && !osIsNotExist(err) {
		return path, err
	}
	if osIsNotExist(err) {
		// Disk not found create it.
		if err = mkdirAll(path, 0o777, ""); err != nil {
			return path, err
		}
	}
	if fi != nil && !fi.IsDir() {
		return path, errDiskNotDir
	}

	return path, nil
}

// Make Erasure backend meta volumes.

	m.Erasure.Disk = mustGetUUID()
	m.Erasure.JBOD = []string{m.Erasure.Disk, mustGetUUID(), mustGetUUID(), mustGetUUID()}

	b, err := json.Marshal(m)
	if err != nil {
		t.Fatal(err)
	}

	if err = os.MkdirAll(pathJoin(rootPath, minioMetaBucket), os.FileMode(0o755)); err != nil {
		t.Fatal(err)
	}

	if err = os.WriteFile(pathJoin(rootPath, minioMetaBucket, formatConfigFile), b, os.FileMode(0o644)); err != nil {
		t.Fatal(err)

		t.Fatal("HealObject failed")
	}

	uuid, _ := uuid2.NewRandom()
	for _, drive := range fsDirs {
		dir := path.Join(drive, bucket, object, uuid.String())
		err = os.MkdirAll(dir, os.ModePerm)
		if err != nil {
			t.Fatal(err)
		}
		err = os.WriteFile(pathJoin(dir, "part.1"), []byte("some data"), os.ModePerm)
		if err != nil {
			t.Fatal(err)
		}
	}

pkg os, const ModeType = 2399666176
pkg os, const ModeType FileMode
pkg os, func Chmod(string, FileMode) error
pkg os, func Lstat(string) (FileInfo, error)
pkg os, func Mkdir(string, FileMode) error
pkg os, func MkdirAll(string, FileMode) error
pkg os, func OpenFile(string, int, FileMode) (*File, error)
pkg os, func SameFile(FileInfo, FileInfo) bool
pkg os, func Stat(string) (FileInfo, error)
pkg os, method (*File) Chmod(FileMode) error

		if err != nil {
			return err
		}
		err = func() (err error) {
			defer zippedFile.Close()
			extractedFilePath := filepath.Join(targetDir, file.Name)
			if file.FileInfo().IsDir() {
				return os.MkdirAll(extractedFilePath, file.Mode())
			}
			outputFile, err := os.OpenFile(extractedFilePath, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, file.Mode())
			if err != nil {
				return err
			}
			defer outputFile.Close()

pkg os, func CreateTemp(string, string) (*File, error)
pkg os, func DirFS(string) fs.FS
pkg os, func Lstat(string) (fs.FileInfo, error)
pkg os, func Mkdir(string, fs.FileMode) error
pkg os, func MkdirAll(string, fs.FileMode) error
pkg os, func MkdirTemp(string, string) (string, error)
pkg os, func OpenFile(string, int, fs.FileMode) (*File, error)
pkg os, func ReadDir(string) ([]fs.DirEntry, error)

pkg os, func Lchown(string, int, int) error
pkg os, func Link(string, string) error
pkg os, func Lstat(string) (FileInfo, error)
pkg os, func Mkdir(string, FileMode) error
pkg os, func MkdirAll(string, FileMode) error
pkg os, func NewFile(uintptr, string) *File
pkg os, func NewSyscallError(string, error) error
pkg os, func Open(string) (*File, error)
pkg os, func OpenFile(string, int, FileMode) (*File, error)