nixos/tests/ringboard: make more resistant against race condition (#462163)

}:

{

  name = "ringboard";

  meta = { inherit (pkgs.ringboard.meta) maintainers; };

  meta.maintainers = pkgs.ringboard.meta.maintainers ++ (with lib.maintainers; [ h7x4 ]);

  nodes.machine = {

    imports = [

    test-support.displayManager.auto.user = "alice";

    services.xserver.displayManager.sessionCommands = ''

      '${lib.getExe pkgs.gedit}' &

      '${lib.getExe pkgs.gedit}' my_document &

    '';

    services.ringboard.x11.enable = true;

  };

  enableOCR = true;

  testScript =

    { nodes, ... }:

    let

    ''

      @polling_condition

      def gedit_running():

        machine.succeed("pgrep gedit")

        "Check that gedit is running and visible to the user"

        machine.wait_for_text("my_document")

      with subtest("Wait for service startup"):

        machine.wait_for_unit("graphical.target")

      with subtest("Ensure clipboard is monitored"):

        with gedit_running: # type: ignore[union-attr]

          machine.send_chars("Hello world!")

          machine.send_chars("Hello world!", delay=0.1)

          machine.sleep(1)

          machine.send_key("ctrl-a")

          machine.sleep(1)

          machine.send_key("ctrl-c")

          machine.wait_for_console_text("Small selection transfer complete")

        machine.wait_until_succeeds("su - '${user}' -c 'journalctl --user -u ringboard-listener.service --grep \'Small selection transfer complete\'''", timeout=60)

        machine.succeed("su - '${user}' -c 'ringboard search Hello | grep world!'")

    '';

}