http://
http://.
http://..
http://../
http://?
http://??
http://??/
http://#
http://##
http://##/
//
//a
///a
///
http:///a
foo.com
rdar://1234
h://test
http:// shouldfail.com
:// should fail
ftps://foo.bar/
http://-error-.invalid/
http://-a.b.co
http://a.b-.co
http://0.0.0.0
http://3628126748
http://.www.foo.bar/
http://www.foo.bar./
http://.www.foo.bar./)