public function testRssWriter()
{
$rssWriter = new RssWriter();
$rssWriter->getXmlWriter()->setIndent(true);
$rssWriter->registerWriter(new CoreWriter());
$rssWriter->registerWriter(new ItunesWriter());
$rssWriter->registerWriter(new SyWriter());
$rssWriter->registerWriter(new SlashWriter());
$rssWriter->registerWriter(new AtomWriter());
$rssWriter->registerWriter(new DublinCoreWriter());
$source = new Source();
$source->setUrl('https://example.com')->setTitle('Example Title');
$channel = new Channel();
$item = new Item();
$cloud = new Cloud();
$cloud->setDomain('example.com')->setPort(80)->setPath('/')->setRegisterProcedure('myProcedure')->setProtocol('http')->setProtocol('soap');
$enclosure = new Enclosure();
$enclosure->setUrl('http://www.example.com/audio.mp3')->setLength(123)->setType('audio/wave')->setType('audio/mp3');
$image = new Image();
$image->setUrl('https://example.com/img.jpg')->setTitle('Example Image')->setLink('https://example.com')->setWidth(133)->setHeight(133)->setHeight(146);
$pubDate = new \DateTime('2001-01-01', new \DateTimeZone('UTC'));
$lastBuildDate = new \DateTime('2001-01-01', new \DateTimeZone('UTC'));
$channel->setTitle('My Title')->setLink('https://www.example.com')->setDescription('My Description')->setLanguage('en')->setCopyright('(c) 2016 Acme')->setManagingEditor('john.doe@example.com (John Doe)')->setWebMaster('jane.doe@example.com (Jane Doe)')->setPubDate($pubDate)->setLastBuildDate($lastBuildDate)->setDocs('http://example.com/rss2-spec')->setGenerator('Generator v1')->setCloud($cloud)->setTtl(60)->setImage($image)->setRating('R')->setWebMaster('jane.doe@example.com (Jane Doe)');
$channel->addExtension((new Sy())->setUpdatePeriod(Sy::PERIOD_HOURLY));
$channel->addExtension((new AtomLink())->setRel('self')->setHref('http://www.example.com/feed.xml')->setType('application/rss+xml'));
$item->setTitle('My Title')->setLink('https://example.com/my-title')->setDescription('My Description')->setAuthor('john.doe@example.com (John Doe)')->setComments('https://example.com/my-title#comments')->setEnclosure($enclosure)->setPubDate($pubDate)->setSource($source)->setCategories(['cat1', 'cat2'])->addCategory('cat3')->setGuid((new Guid())->setIsPermaLink(false)->setGuid(14));
$channel->addItem($item);
$item->addExtension((new Slash())->setComments(140));
$item->addExtension((new DublinCore())->setCreator('John Doe'));
$xml = $rssWriter->writeChannel($channel);
$expected = <<<EOF
<?xml version="1.0"?>
<rss xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd" xmlns:sy="http://purl.org/rss/1.0/modules/syndication/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:dc="http://purl.org/dc/elements/1.1/" version="2.0">
<channel>
<title><![CDATA[My Title]]></title>
<link>https://www.example.com</link>
<description><![CDATA[My Description]]></description>
<language>en</language>
<copyright><![CDATA[(c) 2016 Acme]]></copyright>
<managingEditor><![CDATA[john.doe@example.com (John Doe)]]></managingEditor>
<webMaster><![CDATA[jane.doe@example.com (Jane Doe)]]></webMaster>
<pubDate>Mon, 01 Jan 2001 00:00:00 +0000</pubDate>
<lastBuildDate>Mon, 01 Jan 2001 00:00:00 +0000</lastBuildDate>
<generator><![CDATA[Generator v1]]></generator>
<docs>http://example.com/rss2-spec</docs>
<cloud domain="example.com" port="80" path="/" registerProcedure="myProcedure" protocol="soap"/>
<ttl>60</ttl>
<image>
<url>https://example.com/img.jpg</url>
<link>https://example.com</link>
<title><![CDATA[Example Image]]></title>
</image>
<rating>R</rating>
<sy:updatePeriod>hourly</sy:updatePeriod>
<atom:link href="http://www.example.com/feed.xml" rel="self" type="application/rss+xml"/>
<item>
<title><![CDATA[My Title]]></title>
<link>https://example.com/my-title</link>
<description><![CDATA[My Description]]></description>
<author><![CDATA[john.doe@example.com (John Doe)]]></author>
<comments>https://example.com/my-title#comments</comments>
<enclosure url="http://www.example.com/audio.mp3" length="123" type="audio/mp3"/>
<guid isPermaLink="false"><![CDATA[14]]></guid>
<pubDate>Mon, 01 Jan 2001 00:00:00 +0000</pubDate>
<source url="https://example.com"><![CDATA[Example Title]]></source>
<slash:comments>140</slash:comments>
<dc:creator><![CDATA[John Doe]]></dc:creator>
</item>
</channel>
</rss>
EOF;
$this->assertEquals($expected, $xml);
}