data:example.com/  s:data p:example.com/
javascript:example.com/  s:javascript p:example.com/
mailto:example.com/  s:mailto p:example.com/

# Based on http://trac.webkit.org/browser/trunk/LayoutTests/fast/url/segments-userinfo-vs-host.html
http:@www.example.com about:blank s:http h:www.example.com p:/
http:/@www.example.com  s:http h:www.example.com p:/
http://@www.example.com  s:http h:www.example.com p:/