public Encoding getEncoding() {
    return encoding;
  }
@Test
  public void testEncodeCharactersOutsideOfLowerSpecial() {
    // Contains characters outside LOWER_SPECIAL
    String testString = "abcdefABCDEF1234!@#";
    MetaStringEncoder encoder = new MetaStringEncoder('_', '$');
    MetaString encodedMetaString = encoder.encode(testString);
    assertSame(encodedMetaString.getEncoding(), MetaString.Encoding.UTF_8);
  }