function testXMLBasics() { $preamble = \arc\xml::preamble(); $cdata = \arc\xml::cdata('Some " value'); $this->assertEquals((string) $preamble, '<?xml version="1.0" ?>'); $this->assertEquals((string) $cdata, '<![CDATA[Some " value]]>'); $comment = \arc\xml::comment('A comment'); $this->assertEquals((string) $comment, '<!-- A comment -->'); }