Predis\Command\RawCommand::setArguments PHP Метод

    public function setArguments(array $arguments)
    {
        $this->arguments = $arguments;
        unset($this->slot);
    }

 /**
  * @group disconnected
  */
 public function testSetAndGetHash()
 {
     $hash = "key-hash";
     $arguments = array('SET', 'key', 'value');
     $command = new RawCommand($arguments);
     $this->assertNull($command->getHash());
     $command->setHash($hash);
     $this->assertSame($hash, $command->getHash());
     $command->setArguments(array('hoge', 'piyo'));
     $this->assertNull($command->getHash());
 }