Cake\Network\Session::write PHP Метод

    public function write($name, $value = null)
    {
        if (!$this->started()) {
            $this->start();
        }
        $write = $name;
        if (!is_array($name)) {
            $write = [$name => $value];
        }
        $data = isset($_SESSION) ? $_SESSION : [];
        foreach ($write as $key => $val) {
            $data = Hash::insert($data, $key, $val);
        }
        $this->_overwrite($_SESSION, $data);
    }

 /**
  * setUp method
  *
  * @return void
  */
 public function setUp()
 {
     parent::setUp();
     $this->View = new View();
     $session = new Session();
     $this->View->request = new Request(['session' => $session]);
     $this->Flash = new FlashHelper($this->View);
     $session->write(['Flash' => ['flash' => [['key' => 'flash', 'message' => 'This is a calling', 'element' => 'Flash/default', 'params' => []]], 'notification' => [['key' => 'notification', 'message' => 'This is a test of the emergency broadcasting system', 'element' => 'flash_helper', 'params' => ['title' => 'Notice!', 'name' => 'Alert!']]], 'classy' => [['key' => 'classy', 'message' => 'Recorded', 'element' => 'flash_classy', 'params' => []]], 'stack' => [['key' => 'flash', 'message' => 'This is a calling', 'element' => 'Flash/default', 'params' => []], ['key' => 'notification', 'message' => 'This is a test of the emergency broadcasting system', 'element' => 'flash_helper', 'params' => ['title' => 'Notice!', 'name' => 'Alert!']], ['key' => 'classy', 'message' => 'Recorded', 'element' => 'flash_classy', 'params' => []]]]]);
 }