@Test
  public void testKeytab() {
    assertThat(keytab).isNotNull();

    List<PrincipalName> principals = keytab.getPrincipals();
    PrincipalName principal = principals.get(0);
    List<KeytabEntry> entries = keytab.getKeytabEntries(principal);
    for (KeytabEntry ke : entries) {
      assertThat(ke.getKvno() == 1).isTrue();
    }
  }
 public static void main(String[] args) throws IOException {
   InputStream kis = KeytabTest.class.getResourceAsStream("test.keytab");
   Keytab keytab = Keytab.loadKeytab(kis);
   System.out.println("Principals:" + keytab.getPrincipals().size());
 }