@Test
public void testMultiplePadCharacters() {

    Map<String, ConversionOptionBO> options = new HashMap<>();
    options.put("pad-character", new ConversionOptionBO("pad-character", "0Oo"));
    assertEquals("f", Util.justify("foo", "both", options, 0));
    assertEquals("f", Util.justify("fooOO00", "both", options, 0));
    assertEquals("f", Util.justify("oofoo", "both", options, 0));
    assertEquals("f", Util.justify("oo00OOfooOO00", "both", options, 0));
    assertEquals("oof", Util.justify("oofoo", "left", options, 0));
    assertEquals("foo", Util.justify("oofoo", "right", options, 0));
}