+ array(
+ '12.0.0.1',
+ array(
+ 'REMOTE_ADDR' => 'abcd:0001:002:03:4:555:6666:7777',
+ 'HTTP_X_FORWARDED_FOR' => '12.0.0.1, abcd:0001:002:03:4:555:6666:7777',
+ ),
+ array( 'ABCD:1:2:3:4:555:6666:7777' ),
+ array(),
+ false,
+ 'IPv6 normalisation'
+ ),