[
    {
        "description": "validation of IPv6 addresses",
        "schema": { "format": "ipv6" },
        "tests": [
            {
                "description": "a valid IPv6 address",
                "data": "::1",
                "valid": true
            },
            {
                "description": "an IPv6 address with out-of-range values",
                "data": "12345::",
                "valid": false
            },
            {
                "description": "an IPv6 address with too many components",
                "data": "1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1",
                "valid": false
            },
            {
                "description": "an IPv6 address containing illegal characters",
                "data": "::laptop",
                "valid": false
            },
            {
                "description": "no digits is valid",
                "data": "::",
                "valid": true
            },
            {
                "description": "leading colons is valid",
                "data": "::1",
                "valid": true
            },
            {
                "description": "trailing colons is valid",
                "data": "d6::",
                "valid": true
            },
            {
                "description": "two sets of double colons is invalid",
                "data": "1::d6::42",
                "valid": false
            },
            {
                "description": "mixed format with the ipv4 section as decimal octets",
                "data": "1::d6:192.168.0.1",
                "valid": true
            },
            {
                "description": "mixed format with double colons between the sections",
                "data": "1:2::192.168.0.1",
                "valid": true
            },
            {
                "description": "mixed format with ipv4 section with octet out of range",
                "data": "1::2:192.168.256.1",
                "valid": false
            },
            {
                "description": "mixed format with ipv4 section with a hex octet",
                "data": "1::2:192.168.ff.1",
                "valid": false
            }
        ]
    }
]