<?php

namespace Wallabag\CoreBundle\Tests\Controller;

use Wallabag\CoreBundle\Tests\WallabagCoreTestCase;

class RssControllerTest extends WallabagCoreTestCase
{
    public function validateDom($xml, $nb = null)
    {
        $doc = new \DOMDocument();
        $doc->loadXML($xml);

        $xpath = new \DOMXpath($doc);

        if (null === $nb) {
            $this->assertGreaterThan(0, $xpath->query('//item')->length);
        } else {
            $this->assertEquals($nb, $xpath->query('//item')->length);
        }

        $this->assertEquals(1, $xpath->query('/rss')->length);
        $this->assertEquals(1, $xpath->query('/rss/channel')->length);

        foreach ($xpath->query('//item') as $item) {
            $this->assertEquals(1, $xpath->query('title', $item)->length);
            $this->assertEquals(1, $xpath->query('source', $item)->length);
            $this->assertEquals(1, $xpath->query('link', $item)->length);
            $this->assertEquals(1, $xpath->query('guid', $item)->length);
            $this->assertEquals(1, $xpath->query('pubDate', $item)->length);
            $this->assertEquals(1, $xpath->query('description', $item)->length);
        }
    }

    public function dataForBadUrl()
    {
        return array(
            array(
                '/admin/YZIOAUZIAO/unread.xml',
            ),
            array(
                '/wallace/YZIOAUZIAO/starred.xml',
            ),
            array(
                '/wallace/YZIOAUZIAO/archives.xml',
            ),
        );
    }

    /**
     * @dataProvider dataForBadUrl
     */
    public function testBadUrl($url)
    {
        $client = $this->getClient();

        $client->request('GET', $url);

        $this->assertEquals(404, $client->getResponse()->getStatusCode());
    }

    public function testUnread()
    {
        $client = $this->getClient();
        $em = $client->getContainer()->get('doctrine.orm.entity_manager');
        $user = $em
            ->getRepository('WallabagUserBundle:User')
            ->findOneByUsername('admin');

        $config = $user->getConfig();
        $config->setRssToken('SUPERTOKEN');
        $config->setRssLimit(2);
        $em->persist($config);
        $em->flush();

        $client->request('GET', '/admin/SUPERTOKEN/unread.xml');

        $this->assertEquals(200, $client->getResponse()->getStatusCode());

        $this->validateDom($client->getResponse()->getContent(), 2);
    }

    public function testStarred()
    {
        $client = $this->getClient();
        $em = $client->getContainer()->get('doctrine.orm.entity_manager');
        $user = $em
            ->getRepository('WallabagUserBundle:User')
            ->findOneByUsername('admin');

        $config = $user->getConfig();
        $config->setRssToken('SUPERTOKEN');
        $config->setRssLimit(1);
        $em->persist($config);
        $em->flush();

        $client = $this->getClient();
        $client->request('GET', '/admin/SUPERTOKEN/starred.xml');

        $this->assertEquals(200, $client->getResponse()->getStatusCode(), 1);

        $this->validateDom($client->getResponse()->getContent());
    }

    public function testArchives()
    {
        $client = $this->getClient();
        $em = $client->getContainer()->get('doctrine.orm.entity_manager');
        $user = $em
            ->getRepository('WallabagUserBundle:User')
            ->findOneByUsername('admin');

        $config = $user->getConfig();
        $config->setRssToken('SUPERTOKEN');
        $config->setRssLimit(null);
        $em->persist($config);
        $em->flush();

        $client = $this->getClient();
        $client->request('GET', '/admin/SUPERTOKEN/archive.xml');

        $this->assertEquals(200, $client->getResponse()->getStatusCode());

        $this->validateDom($client->getResponse()->getContent());
    }
}
