source.copyTo(out);
    assertExpectedBytes(out.toByteArray());
  }

  public void testCopyTo_byteSink() throws IOException {
    final ByteArrayOutputStream out = new ByteArrayOutputStream();
    // HERESY! but it's ok just for this I guess
    source.copyTo(
        new ByteSink() {
          @Override
          public OutputStream openStream() throws IOException {
            return out;
          }
        });

vres,aelutym,i&-sndnyd,fles,ogol,ruoy&esol,hctid,?ym&eerf,teg,??ohsdaerpsym,pa&-&cilcyc,rettalp,?anis:piv,,esaberif,k1,lortnocduolc,nuspu,oifilauq,r&aegyks,oetem:.ue,,?t&ilmaerts,norfegap,?ukoreh,?t&fevres,thevres,??r&081,a:-morf,tskcor-a-si,,b,e&d&iv&erp-yb-detsoh.saap,orpnwo,?ner&.ppa,no,??e&bevres,nigne-na-si,?ggolb-a-si,h&caet-a-si,pargotohp-a-si,?krow-drah-a-si,n&gised-a-si,ia&rtlanosrep-a-si,tretne-na-si,??p&acsdnal-a-si,eekkoob-a-si,?retac-a-si,subq,tn&ecysrab,iap-a-si,uh-a-si,?vres&-&ki....