list = new ArrayList<Encoding>();
new EncodingReader(null).addValues(list);
assertTrue(list.isEmpty());
TokenReader tr = new TokenReader("bytes");
List<String> l = tr.readValues();
assertTrue(l.contains("bytes"));
tr = new TokenReader("bytes,");
l = tr.readValues();
assertTrue(l.contains("bytes"));
assertEquals(l.size(), 1);
tr = new TokenReader("");
l = tr.readValues();
assertEquals(l.size(), 1);
}