let testString = "can-use-subgroups"; in

import ./make-test.nix ({ ...}: {
  name = "php-httpd-pcre-jit-test";
  machine = { lib, pkgs, ... }: {
    time.timeZone = "UTC";
    services.httpd = {
      enable = true;
      adminAddr = "please@dont.contact";
      enablePHP = true;
      phpOptions = "pcre.jit = true";
      extraConfig =
      let
        testRoot = pkgs.writeText "index.php"
        ''
          <?php
            preg_match('/(${testString})/', '${testString}', $result);
            var_dump($result);
          ?>
        '';
      in
        ''
          Alias / ${testRoot}/

          <Directory ${testRoot}>
            Require all granted
          </Directory>
        '';
    };
  };
  testScript = { ... }:
  ''
    $machine->waitForUnit('httpd.service');
    # Ensure php evaluation by matching on the var_dump syntax
    $machine->succeed('curl -vvv -s http://127.0.0.1:80/index.php \
      | grep "string(${toString (builtins.stringLength testString)}) \"${testString}\""');
  '';
})