class MemcacheMock

MemcacheProfilerStorageTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/Profiler/MemcacheProfilerStorageTest.php

class MemcacheMock {
  private $connected;
  private $storage;
  public function __construct() {
    $this->connected = false;
    $this->storage = array();
  }

  /**
   * Open memcached server connection
   *
   * @param string  $host
   * @param integer $port
   * @param integer $timeout
   *
   * @return boolean
   */
  public function connect($host, $port = null, $timeout = null) {
    if ('127.0.0.1' == $host && 11211 == $port) {
      $this->connected = true;
      return true;
    }
    return false;
  }

  /**
   * Open memcached server persistent connection
   *
   * @param string  $host
   * @param integer $port
   * @param integer $timeout
   *
   * @return boolean
   */
  public function pconnect($host, $port = null, $timeout = null) {
    if ('127.0.0.1' == $host && 11211 == $port) {
      $this->connected = true;
      return true;
    }
    return false;
  }

  /**
   * Add a memcached server to connection pool
   *
   * @param string   $host
   * @param integer  $port
   * @param boolean  $persistent
   * @param integer  $weight
   * @param integer  $timeout
   * @param integer  $retry_interval
   * @param boolean  $status
   * @param callable $failure_callback
   * @param integer  $timeoutms
   *
   * @return boolean
   */
  public function addServer($host, $port = 11211, $persistent = null, $weight = null, $timeout = null, $retry_interval = null, $status = null, $failure_callback = null, $timeoutms = null) {
    if ('127.0.0.1' == $host && 11211 == $port) {
      $this->connected = true;
      return true;
    }
    return false;
  }

  /**
   * Add an item to the server only if such key doesn't exist at the server yet.
   *
   * @param string  $key
   * @param mixed   $var
   * @param integer $flag
   * @param integer $expire
   *
   * @return boolean
   */
  public function add($key, $var, $flag = null, $expire = null) {
    if (!$this->connected) {
      return false;
    }
    if (!isset($this->storage[$key])) {
      $this
        ->storeData($key, $var);
      return true;
    }
    return false;
  }

  /**
   * Store data at the server.
   *
   * @param string  $key
   * @param string  $var
   * @param integer $flag
   * @param integer $expire
   *
   * @return boolean
   */
  public function set($key, $var, $flag = null, $expire = null) {
    if (!$this->connected) {
      return false;
    }
    $this
      ->storeData($key, $var);
    return true;
  }

  /**
   * Replace value of the existing item.
   *
   * @param string  $key
   * @param mixed   $var
   * @param integer $flag
   * @param integer $expire
   *
   * @return boolean
   */
  public function replace($key, $var, $flag = null, $expire = null) {
    if (!$this->connected) {
      return false;
    }
    if (isset($this->storage[$key])) {
      $this
        ->storeData($key, $var);
      return true;
    }
    return false;
  }

  /**
   * Retrieve item from the server.
   *
   * @param string|array  $key
   * @param integer|array $flags
   *
   * @return mixed
   */
  public function get($key, &$flags = null) {
    if (!$this->connected) {
      return false;
    }
    if (is_array($key)) {
      $result = array();
      foreach ($key as $k) {
        if (isset($this->storage[$k])) {
          $result[] = $this
            ->getData($k);
        }
      }
      return $result;
    }
    return $this
      ->getData($key);
  }

  /**
   * Delete item from the server
   *
   * @param string $key
   *
   * @return boolean
   */
  public function delete($key) {
    if (!$this->connected) {
      return false;
    }
    if (isset($this->storage[$key])) {
      unset($this->storage[$key]);
      return true;
    }
    return false;
  }

  /**
   * Flush all existing items at the server
   *
   * @return boolean
   */
  public function flush() {
    if (!$this->connected) {
      return false;
    }
    $this->storage = array();
    return true;
  }

  /**
   * Close memcached server connection
   *
   * @return boolean
   */
  public function close() {
    $this->connected = false;
    return true;
  }
  private function getData($key) {
    if (isset($this->storage[$key])) {
      return unserialize($this->storage[$key]);
    }
    return false;
  }
  private function storeData($key, $value) {
    $this->storage[$key] = serialize($value);
    return true;
  }

}