@Test
public void testEncoders() throws UnsupportedEncodingException {

    // FIXME: '%20' or '+' ? what about '@' and '!' ?
      Assert.assertEquals(EX1_DST2, URLEncoder2.encode(EX1_SRC, Charsets.UTF_8));
    Assert.assertEquals(URLEncoder.encode(EX1_SRC, StandardCharsets.UTF_8.name()), URLEncoder2.encode(EX1_SRC, StandardCharsets.UTF_8));
}