function testSerialize() { $a = new Hypercharge\Address($this->address()); Hypercharge\XmlSerializer::$sort = false; $root = Hypercharge\XmlSerializer::createDocument('r'); Hypercharge\XmlSerializer::_toXml($a, $root); $str = $root->ownerDocument->saveXML(); $this->assertEqual($str, '<?xml version="1.0" encoding="UTF-8"?> <r> <first_name>Hans</first_name> <last_name>Hübner</last_name> <address1>Kuhrfürstenstr. 124</address1> <address2></address2> <zip_code>10578</zip_code> <city>Berlin</city> <state></state> <country>DE</country> </r> '); }