def resource_setup(cls):
        super(CrossdomainTest, cls).resource_setup()

        cls.xml_start = '<?xml version="1.0"?>\n' \
                        '<!DOCTYPE cross-domain-policy SYSTEM ' \
                        '"http://www.adobe.com/xml/dtds/cross-domain-policy.' \
                        'dtd" >\n<cross-domain-policy>\n'

        cls.xml_end = "</cross-domain-policy>"