<?php

class TestStream {
  private $lines = array();
  private $s = 0;
  private $eofth = 3;
  function stream_open($path, $mode, $options, &$opened_path) {
    $this->lines[] = "a\n";
    $this->lines[] = ($path == 'test://nonempty2nd' ? "b\n" : "\n");
    if ($path == 'test://eofafter2nd')      $this->eofth = 2;
    return true;
  }
  function stream_read($count) {
    if (key_exists($this->s++, $this->lines))      return $this->lines[$this->s - 1];
    return '';
  }
  function stream_eof() {
    return $this->s >= $this->eofth;
  }
}
stream_wrapper_register('test', 'TestStream');
$f = fopen('test://nonempty2nd', 'r');
while (!feof($f)) {
  $line = stream_get_line($f, 99, "\n");
  var_dump($line);
}
$f = fopen('test://', 'r');
while (!feof($f)) {
  $line = stream_get_line($f, 99, "\n");
  var_dump($line);
}
$f = fopen('test://eofafter2nd', 'r');
while (!feof($f)) {
  $line = stream_get_line($f, 99, "\n");
  var_dump($line);
}
