<?php
$ipv6_test = array(
	"::127.0.0.1"					=> true,
	"FF01::101:127.0.1" 			=> false,
	"FF01:0:0:0:101:127.0.1.1"		=> false,
	"FF01:0:0:0:237:101:127.0.1.1"	=> true,
	"FF01::101"						=> true,
	"A1080::8:800:200C:417A"		=> false,
	"1080::8:Z00:200C:417A"			=> false,
	"FF01::101::1"					=> false,
	"1080::8:800:200C:417A"			=> true,
	"1080:0:0:0:8:800:200C:417A"	=> true,
	"2001:ec8:1:1:1:1:1:1"			=> true,
	"ffff::FFFF:129.144.52.38"		=> true,
	"::ffff:1.2.3.4"				=> true,
	"0:0:0:0:0:FFFF:129.144.52.38"	=> true,
	"0:0:0:0:0:0:13.1.68.3"			=> true,
    "0:0:0:0:0:0:0:13.1.68.3"		=> false,
	"::13.1.68.3"					=> true,
    "::FFFF:129.144.52.38"			=> true,
    
    "1:2:3:4:5:6::129.144.52.38"	=> false,
    "::1:2:3:4:5:6:129.144.52.38"	=> false,
    "1:2:3::4:5:6:129.144.52.38"	=> false,
    
    "1:2:3:4::5:6:7:8"				=> false,
    "::1:2:3:4:5:6:7"				=> true,
    "::1:2:3:4:5:6:7:8"				=> false,
    "1:2:3:4:5:6:7::"				=> true,
    "1:2:3:4:5:6:7:8::"				=> false,
    "1:2:3:4:5:6:7::8"				=> false,
    
    "1:2:3:4:5:6:7:8g"				=> false,
    "1:2:3:4:5:6:7:g"				=> false,
    "1:2:3:4:5g:6:7:8"				=> false,
    
    'a:b:c:d:e::1.2.3.4'			=> true,
    '::0:a:b:c:d:e:f'				=> true,
    '0:a:b:c:d:e:f::'				=> true,
    ':::1.2.3.4'					=> false,
    '8:::1.2.3.4'					=> false,
    '::01.02.03.04'					=> false,
    '::1.00.3.4'					=> false,
    '0:0:0:255.255.255.255'			=> false,
    '0:0:0::255.255.255.255'		=> true,
);
foreach ($ipv6_test as $ip => $exp) {
	$out = filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6);
	$out = (int) ($out === false ? 0 : 1);
	if ($exp != $out) {
		echo "$ip failed (expected ", $exp?"true":"false", ", got ", 
            $out?"true":"false", ")\n";
	}
}

echo "Ok\n";
?>
