@Test
public void
hasAtleastOneUppercaseLetter_shouldReturnTrue_whenStringHasAtleastOneUppercaseLetter() throws
    Exception {

  assertEquals(true, validateTor.hasAtleastOneUppercaseCharacter("ABC123"));
  assertEquals(true, validateTor.hasAtleastOneUppercaseCharacter("A1B2C3"));
  assertEquals(true, validateTor.hasAtleastOneUppercaseCharacter("123ABC"));
  assertEquals(true, validateTor.hasAtleastOneUppercaseCharacter("ABC"));
  assertEquals(true, validateTor.hasAtleastOneUppercaseCharacter("aBcD123#"));
}