public static function validInvalidJsonDataprovider() {
return array(
'error syntax in expected JSON' => array(
'{"Mascott"::}',
'{"Mascott" : "Tux"}',
),
'error UTF-8 in actual JSON' => array(
'{"Mascott" : "Tux"}',
'{"Mascott" : :}',
),
);
}