SAML2\XML\mdui\KeywordsTest::testUnmarshallingFailsMissingKeywords PHP Method

    public function testUnmarshallingFailsMissingKeywords()
    {
        $document = DOMDocumentFactory::fromString(<<<XML
<mdui:Keywords xml:lang="nl"></mdui:Keywords>
XML
);
        $this->setExpectedException('Exception', 'Missing value for Keywords');
        $keywords = new Keywords($document->firstChild);
    }