}

func (d *naughtyDisk) DeleteVersions(ctx context.Context, volume string, versions []FileInfoVersions, opts DeleteOptions) []error {
	if err := d.calcError(); err != nil {
		errs := make([]error, len(versions))
		for i := range errs {
			errs[i] = err
		}
		return errs
	}
	return d.disk.DeleteVersions(ctx, volume, versions, opts)
}

	WalkDir(ctx context.Context, opts WalkDirOptions, wr io.Writer) error

	// Metadata operations
	DeleteVersion(ctx context.Context, volume, path string, fi FileInfo, forceDelMarker bool, opts DeleteOptions) error
	DeleteVersions(ctx context.Context, volume string, versions []FileInfoVersions, opts DeleteOptions) []error

	return w.Run(func() error { return p.storage.Delete(ctx, volume, path, deleteOpts) })
}

// DeleteVersions deletes slice of versions, it can be same object
// or multiple objects.
func (p *xlStorageDiskIDCheck) DeleteVersions(ctx context.Context, volume string, versions []FileInfoVersions, opts DeleteOptions) (errs []error) {
	// Merely for tracing storage
	path := ""

		DiskID:   *client.diskID.Load(),
		Volume:   volume,
		FilePath: path,
		Opts:     deleteOpts,
	})
	return toStorageErr(err)
}

// DeleteVersions - deletes list of specified versions if present
func (client *storageRESTClient) DeleteVersions(ctx context.Context, volume string, versions []FileInfoVersions, opts DeleteOptions) (errs []error) {
	if len(versions) == 0 {
		return errs
	}

	}

	return s.deleteFile(volumeDir, pathJoin(volumeDir, path, xlStorageFormatFile), true, false)
}

// DeleteVersions deletes slice of versions, it can be same object
// or multiple objects.
func (s *xlStorage) DeleteVersions(ctx context.Context, volume string, versions []FileInfoVersions, opts DeleteOptions) []error {
	errs := make([]error, len(versions))

	for i := range versions[:10] {
		fis[0].Versions = append(fis[0].Versions, FileInfo{Name: object, Volume: volume, VersionID: versions[i]})
		deleted[i] = true
	}
	errs := xl.DeleteVersions(ctx, volume, fis, DeleteOptions{})
	if errs[0] != nil {
		t.Fatalf("expected nil error, got %v", errs[0])
	}
	checkVerExist(t)

	// Delete them all... (some again)
	fis[0].Versions = nil

	setEventStreamHeaders(w)
	encoder := gob.NewEncoder(w)
	done := keepHTTPResponseAlive(w)

	opts := DeleteOptions{}
	errs := s.getStorage().DeleteVersions(r.Context(), volume, versions, opts)
	done(nil)
	for idx := range versions {
		if errs[idx] != nil {
			dErrsResp.Errs[idx] = StorageErr(errs[idx].Error())
		}
	}
	encoder.Encode(dErrsResp)
}

			delObjErrs[index] = make([]error, len(objects))
			if disk == nil {
				for i := range objects {
					delObjErrs[index][i] = errDiskNotFound
				}
				return
			}
			errs := disk.DeleteVersions(ctx, bucket, dedupVersions, DeleteOptions{})
			for i, err := range errs {
				if err == nil {
					continue
				}
				for _, v := range dedupVersions[i].Versions {

			transfi.TransitionStatus = lifecycle.TransitionComplete
			transfi.TransitionTier = "MINIO-TIER"
			transfi.TransitionedObjName = mustGetUUID()
			xl.DeleteVersion(transfi)

			fi.SetTierFreeVersionID(mustGetUUID())
			// delete this version leading to a free version
			xl.DeleteVersion(fi)
			freeVersionIDs = append(freeVersionIDs, fi.TierFreeVersionID())
		} else {
			versions = append(versions, fi)
		}
	}

	fatalErr(xl.AddVersion(tierfi))
	report()
	tierfi.TransitionStatus = lifecycle.TransitionComplete
	tierfi.TransitionedObjName = mustGetUUID()
	tierfi.TransitionTier = "MINIOTIER-1"
	var err error
	_, err = xl.DeleteVersion(tierfi)
	fatalErr(err)
	report()

	fvIDs := []string{
		"00000000-0000-0000-0000-0000000000f1",
		"00000000-0000-0000-0000-0000000000f2",
	}
	// Simulate overwrite of null version