Format::factory PHP Method

    public function factory($data, $from_type = NULL)
    {
        // $class = __CLASS__;
        // return new $class();
        return new static($data, $from_type);
    }

 public function testMethod()
 {
     // Check if everything is ok
     $original_array = array('test', 'test2');
     $xml = Format::factory($original_array)->to_json();
     $this->assertEquals('["test","test2"]', $xml);
 }