Purl\Url::getParser PHP Метод

    public function getParser()
    {
        if ($this->parser === null) {
            $this->parser = self::createDefaultParser();
        }
        return $this->parser;
    }

 public function testSetParser()
 {
     $parser = new TestParser();
     $url = new Url();
     $url->setParser($parser);
     $this->assertSame($parser, $url->getParser());
 }