protected function getXmlSource() {
return '<?xml version="1.0"?>' . "\n" . '<response>' . '<foo>foo</foo>' . '<bar>a</bar><bar>b</bar>' . '<baz><key>val</key><key2>val</key2><item key="A B">bar</item>' . '<item><title>title1</title></item><item><title>title2</title></item>' . '<Barry><FooBar id="1"><Baz>Ed</Baz></FooBar></Barry></baz>' . '<qux>1</qux>' . '</response>' . "\n";
}