func TestXLStorageListVols(t *testing.T) {
	// create xlStorage test setup
	xlStorage, path, err := newXLStorageTestSetup(t)
	if err != nil {
		t.Fatalf("Unable to create xlStorage test setup, %s", err)
	}

	var volInfos []VolInfo
	// TestXLStorage empty list vols.
	if volInfos, err = xlStorage.ListVols(context.Background()); err != nil {

		return err
	}

	// Stat succeeds we return errVolumeExists.
	return errVolumeExists
}

// ListVols - list volumes.
func (s *xlStorage) ListVols(ctx context.Context) (volsInfo []VolInfo, err error) {
	return listVols(ctx, s.drivePath)
}

// List all the volumes from drivePath.
func listVols(ctx context.Context, dirPath string) ([]VolInfo, error) {
	if err := checkPathLength(dirPath); err != nil {

#include "tensorflow/cc/ops/array_ops.h"
#include "tensorflow/cc/ops/control_flow_ops_internal.h"
#include "tensorflow/cc/ops/function_ops.h"
#include "tensorflow/cc/ops/functional_ops.h"
#include "tensorflow/cc/ops/list_ops.h"
#include "tensorflow/cc/ops/resource_variable_ops.h"
#include "tensorflow/cc/ops/sendrecv_ops.h"
#include "tensorflow/cc/ops/standard_ops.h"
#include "tensorflow/compiler/jit/defs.h"