Elastica\Log::getLastMessage PHP Method

    public function getLastMessage()
    {
        return $this->_lastMessage;
    }

 public function testGetLastMessage2()
 {
     $client = new Client(array('log' => true));
     $log = new Log($client);
     // Set log path temp path as otherwise test fails with output
     $errorLog = ini_get('error_log');
     ini_set('error_log', sys_get_temp_dir() . DIRECTORY_SEPARATOR . 'php.log');
     $message = 'hello world';
     $log->log($message);
     ini_set('error_log', $errorLog);
     $this->assertEquals($message, $log->getLastMessage());
 }