getBaseHref example

public function testGetUri()
    {
        $uri = 'http://symfony.com';
        $crawler = $this->createCrawler(null, $uri);
        $this->assertEquals($uri, $crawler->getUri());
    }

    public function testGetBaseHref()
    {
        $baseHref = 'http://symfony.com';
        $crawler = $this->createCrawler(null, null, $baseHref);
        $this->assertEquals($baseHref, $crawler->getBaseHref());
    }

    public function testAdd()
    {
        $crawler = $this->createCrawler();
        $crawler->add($this->createDomDocument());
        $this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->add() adds nodes from a \DOMDocument');

        $crawler = $this->createCrawler();
        $crawler->add($this->createNodeList());
        $this->assertEquals('foo', $crawler->filterXPath('//div')->attr('class'), '->add() adds nodes from a \DOMNodeList');