@Test
public void hasAtleastOneDigit_shouldReturnFalse_whenStringDoesnotHaveAtleastOneDigit() throws
    Exception {

  assertEquals(false, validateTor.hasAtleastOneDigit("abcde"));
  assertEquals(false, validateTor.hasAtleastOneDigit("aaaa"));
  assertEquals(false, validateTor.hasAtleastOneDigit("#$%^&"));
}