!7

p {
  maxConsoleChars(100000);
  
  File f = unpackSimpleWikipedia();
  ByteCountingLineReader r = new(f);
  long count = 0;
  S line = null;
  repeat 9999 {
    count = r.byteCount();
    print(count + " " + sfu(line = r.readLine()));
  }
  r.close();
  
  print("File size: " + fileSize(f));
  S line_check = loadUtf8LineFromFile(f, count);
  print("check: " + sfu(line_check));
  assertEquals(line, line_check);
  print("OK");
}