Predis\PubSub\DispatcherLoop::stop PHP Méthode

    public function stop()
    {
        $this->pubsub->stop();
    }

 /**
  * @group connected
  */
 public function testDispatcherLoopAgainstRedisServer()
 {
     $parameters = array('host' => REDIS_SERVER_HOST, 'port' => REDIS_SERVER_PORT, 'database' => REDIS_SERVER_DBNUM, 'read_write_timeout' => 2);
     $producer = new Client($parameters, REDIS_SERVER_VERSION);
     $producer->connect();
     $consumer = new Client($parameters, REDIS_SERVER_VERSION);
     $consumer->connect();
     $dispatcher = new DispatcherLoop($consumer);
     $function01 = $this->getMock('stdClass', array('__invoke'));
     $function01->expects($this->exactly(2))->method('__invoke')->with($this->logicalOr($this->equalTo('01:argument'), $this->equalTo('01:quit')))->will($this->returnCallback(function ($arg) use($dispatcher) {
         if ($arg === '01:quit') {
             $dispatcher->stop();
         }
     }));
     $function02 = $this->getMock('stdClass', array('__invoke'));
     $function02->expects($this->once())->method('__invoke')->with('02:argument');
     $function03 = $this->getMock('stdClass', array('__invoke'));
     $function03->expects($this->never())->method('__invoke');
     $dispatcher->attachCallback('function:01', $function01);
     $dispatcher->attachCallback('function:02', $function02);
     $dispatcher->attachCallback('function:03', $function03);
     $producer->publish('function:01', '01:argument');
     $producer->publish('function:02', '02:argument');
     $producer->publish('function:01', '01:quit');
     $dispatcher->run();
     $this->assertTrue($consumer->ping());
 }