public void getMD5Hash() throws NoSuchAlgorithmException, FileNotFoundException, IOException {
FileObject backup = fsManager.resolveFile("s3://" + bucketName + "/test-place/backup.zip");
assertTrue(backup.getFileOperations().hasOperation(IMD5HashGetter.class));
IMD5HashGetter md5Getter = (IMD5HashGetter) backup.getFileOperations().getOperation(IMD5HashGetter.class);
String md5Remote = md5Getter.getMD5Hash();
Assert.assertNotNull(md5Remote);
final File backupFile = new File(BACKUP_ZIP);