BLA; $reader = new Reader(); $reader->elementMap = [ '{http://sabredav.org/ns}blabla' => 'Sabre\\Xml\\Element\\Cdata', ]; $reader->xml($input); $output = $reader->parse(); } function testSerialize() { $writer = new Writer(); $writer->namespaceMap = [ 'http://sabredav.org/ns' => null ]; $writer->openMemory(); $writer->startDocument('1.0'); $writer->setIndent(true); $writer->write([ '{http://sabredav.org/ns}root' => new Cdata(''), ]); $output = $writer->outputMemory(); $expected = << ]]> XML; $this->assertEquals($expected, $output); } }