Facebook\InstantArticles\Transformer\CMS\CustomHTMLTransformerTest::testTransformerCustomHTML PHP Method

    public function testTransformerCustomHTML()
    {
        $json_file = file_get_contents(__DIR__ . '/custom-html-rules.json');
        $instant_article = InstantArticle::create();
        $transformer = new Transformer();
        $transformer->loadRules($json_file);
        $html_file = file_get_contents(__DIR__ . '/custom.html');
        libxml_use_internal_errors(true);
        $document = new \DOMDocument();
        $document->loadHTML($html_file);
        libxml_use_internal_errors(false);
        $instant_article->withCanonicalURL('http://localhost/article')->withHeader(Header::create()->withTitle('Peace on <b>earth</b>')->addAuthor(Author::create()->withName('bill'))->withPublishTime(Time::create(Time::PUBLISHED)->withDatetime(\DateTime::createFromFormat('j-M-Y G:i:s', '12-Apr-2016 19:46:51'))));
        $transformer->transform($instant_article, $document);
        $instant_article->addMetaProperty('op:generator:version', '1.0.0');
        $instant_article->addMetaProperty('op:generator:transformer:version', '1.0.0');
        $result = $instant_article->render('', true) . "\n";
        $expected = file_get_contents(__DIR__ . '/custom-html-ia.xml');
        $this->assertEquals($expected, $result);
        // there must be 3 warnings related to <img> inside <li> that is not supported by IA
        $this->assertEquals(3, count($transformer->getWarnings()));
    }