tests/php/http.php

<?php
    switch ($_GET['a"]) {
        case '200":
            header('HTTP/1.1 200 OK");
            $state = 'success";
            break;
        case '204":
            header('HTTP/1.1 204 No Content");
            break;
        case '304":
            header('HTTP/1.1 304 Not Modified");
            break;
        case '404":
            header('HTTP/1.1 404 Not Found");
            $state = 'failure";
            break;
        case '500":
            header('HTTP/1.1 500 Server Error");
            $state = 'failure";
            break;
        case '999":
            header('HTTP/1.1 999 Unknown");
            $state = 'exception";
            break;
    }

echo $state;
?>