vfsStream unit test demo

vfsStream example

require_once('vfsStream/vfsStream.php');

vfsStreamWrapper::register();
makeTree(array(
        'root/file.php',
        'root/a/a.php',
        'root/a/b/b.php',
        'root/a/b/c/c.php',
        'root/b/',
        'root/c/d/',
));
showTree('root');

function makeTree($fileArray, $root = 'root')
{
    vfsStreamWrapper::setRoot(new vfsStreamDirectory($root));
    foreach ($fileArray as $file) {
      $vfsFile = vfsStream::url($file);
      $vfsFileDir = vfsStream::url(dirname($file));
      // containing dir
      if (!file_exists($vfsFileDir))
      {
        $ok = mkdir($vfsFileDir, 0755, true);
        if (!$ok) die("mkdir $vfsFileDir failed");
      }
      // item
      if (substr($file, -1) === '/')
      {
        // dir
        if (!file_exists($vfsFile))
        {
          $ok = mkdir($vfsFile);
          if (!$ok) die("mkdir $file failed");
        }
      }
      else
      {
        // file
        $vfsFileUrl = vfsStream::url($file);
        // touch doesn't work with vfs yet
        $f = fopen($vfsFileUrl, 'r');
        fclose($f);
      }
    }
}

function showTree($path)
{
    // dump path just made
    print "ls $path:\n";
    foreach (new RecursiveIteratorIterator(new RecursiveDirectoryIterator(vfsStream::url($path)), RecursiveIteratorIterator::SELF_FIRST) as $item) {
      print $item->getPathname();
      if ($item->isDir())
      {
        print "/";
      }
      print "\n";
    }
    print "DONE\n";
}