anchor.diff:      };
       hardware.pulseaudio.enable = true; # needed for the factl test, /dev/snd/* exists without them but udev doesn't care then
       virtualisation.memorySize = 1024;
  -    environment.systemPackages = [ sddm_theme ];
     };
   
     testScript = { nodes, ... }: let
  
positive.code:   };
  
    machine = { ... }:
    let
      sddm_theme = pkgs.stdenv.mkDerivation {
        name = "breeze-ocr-theme";
        phases = "buildPhase";
        buildCommand = ''
          mkdir -p $out/share/sddm/themes/
          cp -r ${pkgs.plasma-workspace}/share/sddm/themes/breeze $out/share/sddm/themes/breeze-ocr-theme
          chmod -R +w $out/share/sddm/themes/breeze-ocr-theme
          printf "[General]\ntype=color\ncolor=#1d99f3\nbackground=\n" > $out/share/sddm/themes/breeze-ocr-theme/theme.conf
        '';
      };
    in
    {
      imports = [ ./common/user-account.nix ];
      services.xserver.enable = true;
      services.xserver.displayManager.sddm.enable = true;
      services.xserver.displayManager.sddm.theme = "breeze-ocr-theme";
      services.xserver.desktopManager.plasma5.enable = true;
      services.xserver.desktopManager.default = "plasma5";
      services.xserver.displayManager.sddm.autoLogin = {
  
negative.code: import ./make-test-python.nix ({ pkgs, ...} :
  
  {
    name = "plasma5";
  