nixpkgs/nixos/tests/minecraft-server.nix

let
  seed = "2151901553968352745";
  rcon-pass = "foobar";
  rcon-port = 43000;
in import ./make-test-python.nix ({ pkgs, ... }: {
  name = "minecraft-server";
  meta = with pkgs.lib.maintainers; { maintainers = [ nequissimus ]; };

  nodes.server = { ... }: {
    environment.systemPackages = [ pkgs.mcrcon ];

    nixpkgs.config.allowUnfree = true;

    services.minecraft-server = {
      declarative = true;
      enable = true;
      eula = true;
      serverProperties = {
        enable-rcon = true;
        level-seed = seed;
        level-type = "flat";
        generate-structures = false;
        online-mode = false;
        "rcon.password" = rcon-pass;
        "rcon.port" = rcon-port;
      };
    };

    virtualisation.memorySize = 2047;
  };

  testScript = ''
    server.wait_for_unit("minecraft-server")
    server.wait_for_open_port(${toString rcon-port})
    assert "${seed}" in server.succeed(
        "mcrcon -H localhost -P ${toString rcon-port} -p '${rcon-pass}' -c 'seed'"
    )
    server.succeed("systemctl stop minecraft-server")
  '';
})