nixpkgs/nixos/tests/plasma-bigscreen.nix

import ./make-test-python.nix (
  { pkgs, ... }:

  {
    name = "plasma-bigscreen";
    meta = with pkgs.lib.maintainers; {
      maintainers = [
        ttuegel
        k900
      ];
    };

    nodes.machine =
      { ... }:

      {
        imports = [ ./common/user-account.nix ];
        services.xserver.enable = true;
        services.displayManager.sddm.enable = true;
        services.displayManager.defaultSession = "plasma-bigscreen-x11";
        services.xserver.desktopManager.plasma5.bigscreen.enable = true;
        services.displayManager.autoLogin = {
          enable = true;
          user = "alice";
        };

        users.users.alice.extraGroups = [ "uinput" ];
      };

    testScript =
      { nodes, ... }:
      ''
        with subtest("Wait for login"):
            start_all()
            machine.wait_for_file("/tmp/xauth_*")
            machine.succeed("xauth merge /tmp/xauth_*")

        with subtest("Check plasmashell started"):
            machine.wait_until_succeeds("pgrep plasmashell")
            machine.wait_for_window("Plasma Big Screen")
      '';
  }
)