import ./make-test-python.nix (
  { lib, ... }:
  {
    name = "nixos-generate-config";
    meta.maintainers = with lib.maintainers; [ basvandijk ];
    nodes.machine = {
      system.nixos-generate-config.configuration = ''
        # OVERRIDDEN
        { config, pkgs, ... }: {
          imports = [ ./hardware-configuration.nix ];
        $bootLoaderConfig
        $desktopConfiguration
        }
      '';

      system.nixos-generate-config.desktopConfiguration = [
        ''
          # DESKTOP
          services.xserver.displayManager.gdm.enable = true;
          services.xserver.desktopManager.gnome.enable = true;
        ''
      ];
    };
    testScript = ''
      start_all()
      machine.wait_for_unit("multi-user.target")
      machine.succeed("nixos-generate-config")

      # Test if the configuration really is overridden
      machine.succeed("grep 'OVERRIDDEN' /etc/nixos/configuration.nix")

      # Test if desktop configuration really is overridden
      machine.succeed("grep 'DESKTOP' /etc/nixos/configuration.nix")

      # Test of if the Perl variable $bootLoaderConfig is spliced correctly:
      machine.succeed(
          "grep 'boot\\.loader\\.grub\\.enable = true;' /etc/nixos/configuration.nix"
      )

      # Test if the Perl variable $desktopConfiguration is spliced correctly
      machine.succeed(
          "grep 'services\\.xserver\\.desktopManager\\.gnome\\.enable = true;' /etc/nixos/configuration.nix"
      )
    '';
  }
)