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vendor/ezyang/htmlpurifier/benchmarks/Lexer.php 3.61 KB
abf1649b   andryeyev   Чистая установка ...
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  <?php
  
  require_once '../library/HTMLPurifier.auto.php';
  @include_once '../test-settings.php';
  
  // PEAR
  require_once 'Benchmark/Timer.php'; // to do the timing
  require_once 'Text/Password.php'; // for generating random input
  
  $LEXERS = array();
  $RUNS = isset($GLOBALS['HTMLPurifierTest']['Runs'])
      ? $GLOBALS['HTMLPurifierTest']['Runs'] : 2;
  
  require_once 'HTMLPurifier/Lexer/DirectLex.php';
  $LEXERS['DirectLex'] = new HTMLPurifier_Lexer_DirectLex();
  
  if (version_compare(PHP_VERSION, '5', '>=')) {
      require_once 'HTMLPurifier/Lexer/DOMLex.php';
      $LEXERS['DOMLex'] = new HTMLPurifier_Lexer_DOMLex();
  }
  
  // custom class to aid unit testing
  class RowTimer extends Benchmark_Timer
  {
  
      public $name;
  
      public function RowTimer($name, $auto = false)
      {
          $this->name = htmlentities($name);
          $this->Benchmark_Timer($auto);
      }
  
      public function getOutput()
      {
          $total  = $this->TimeElapsed();
          $result = $this->getProfiling();
          $dashes = '';
  
          $out = '<tr>';
  
          $out .= "<td>{$this->name}</td>";
  
          $standard = false;
  
          foreach ($result as $k => $v) {
              if ($v['name'] == 'Start' || $v['name'] == 'Stop') continue;
  
              //$perc = (($v['diff'] * 100) / $total);
              //$tperc = (($v['total'] * 100) / $total);
  
              //$out .= '<td align="right">' . $v['diff'] . '</td>';
  
              if ($standard == false) $standard = $v['diff'];
  
              $perc = $v['diff'] * 100 / $standard;
              $bad_run = ($v['diff'] < 0);
  
              $out .= '<td align="right"'.
                     ($bad_run ? ' style="color:#AAA;"' : '').
                     '>' . number_format($perc, 2, '.', '') .
                     '%</td><td>'.number_format($v['diff'],4,'.','').'</td>';
  
          }
  
          $out .= '</tr>';
  
          return $out;
      }
  }
  
  function print_lexers()
  {
      global $LEXERS;
      $first = true;
      foreach ($LEXERS as $key => $value) {
          if (!$first) echo ' / ';
          echo htmlspecialchars($key);
          $first = false;
      }
  }
  
  function do_benchmark($name, $document)
  {
      global $LEXERS, $RUNS;
  
      $config = HTMLPurifier_Config::createDefault();
      $context = new HTMLPurifier_Context();
  
      $timer = new RowTimer($name);
      $timer->start();
  
      foreach($LEXERS as $key => $lexer) {
          for ($i=0; $i<$RUNS; $i++) $tokens = $lexer->tokenizeHTML($document, $config, $context);
          $timer->setMarker($key);
      }
  
      $timer->stop();
      $timer->display();
  }
  
  ?>
  <html>
  <head>
  <title>Benchmark: <?php print_lexers(); ?></title>
  </head>
  <body>
  <h1>Benchmark: <?php print_lexers(); ?></h1>
  <table border="1">
  <tr><th>Case</th><?php
  foreach ($LEXERS as $key => $value) {
      echo '<th colspan="2">' . htmlspecialchars($key) . '</th>';
  }
  ?></tr>
  <?php
  
  // ************************************************************************** //
  
  // sample of html pages
  
  $dir = 'samples/Lexer';
  $dh  = opendir($dir);
  while (false !== ($filename = readdir($dh))) {
  
      if (strpos($filename, '.html') !== strlen($filename) - 5) continue;
      $document = file_get_contents($dir . '/' . $filename);
      do_benchmark("File: $filename", $document);
  
  }
  
  // crashers, caused infinite loops before
  
  $snippets = array();
  $snippets[] = '<a href="foo>';
  $snippets[] = '<a "=>';
  
  foreach ($snippets as $snippet) {
      do_benchmark($snippet, $snippet);
  }
  
  // random input
  
  $random = Text_Password::create(80, 'unpronounceable', 'qwerty <>="\'');
  
  do_benchmark('Random input', $random);
  
  ?></table>
  
  <?php
  
  echo '<div>Random input was: ' .
    '<span colspan="4" style="font-family:monospace;">' .
    htmlspecialchars($random) . '</span></div>';
  
  ?>
  
  
  </body></html>
  <?php
  
  // vim: et sw=4 sts=4