}
}

func TestNonexistingDataDir(t *testing.T) {
	targetVersion := &EtcdVersionPair{&EtcdVersion{latestVersion}, storageEtcd3}
	path := newTestPath(t)
	defer os.RemoveAll(path)
	d, err := OpenOrCreateDataDirectory(filepath.Join(path, "data-dir"))
	if err != nil {
		t.Fatalf("Failed to open data dir: %v", err)
	}
	isEmpty, err := d.IsEmpty()
	if err != nil {