LayoutTests/http/tests/security/resources/cors-basic-auth.php

<?php
    header('Access-Control-Allow-Origin: *');
    if (!isset($_SERVER['PHP_AUTH_USER']) || !isset($_SERVER['PHP_AUTH_PW'])) {
        header('WWW-Authenticate: Basic realm="WebKit Test Realm"');
        header('HTTP/1.0 401 Unauthorized');
        echo 'Authentication canceled';
        exit;
    } else {
        echo "User: {$_SERVER['PHP_AUTH_USER']}, password: {$_SERVER['PHP_AUTH_PW']}.";
    }
?>