nixosTests.ly: adapt test to new user selection login (#455191)

    let

      user = nodes.machine.users.users.alice;

    in

    # python

    ''

      from test_driver.errors import RequestedAssertionFailed

      start_all()

      machine.wait_until_tty_matches("1", "password:")

      # old ly versions before 1.1.2 used to allow typing the username

      # but now a user can only be selected from a set of users

      def navigate_user(machine, username, wm, tty="1"):

          wm = wm.lower()

          tries = 0

          while username not in machine.get_tty_text(tty):

              machine.send_key("left")

              machine.sleep(0.3)

              if tries > 3:

                  RequestedAssertionFailed(f"Failed to find user:{username} in ly")

              tries += 1

          # move cursor to wm selection

          machine.send_key("up")

          tries = 0

          while wm not in machine.get_tty_text(tty).lower():

              machine.send_key("left")

              machine.sleep(0.3)

              if tries > 3:

                  RequestedAssertionFailed(f"Failed to find wm:{wm} in ly")

              tries += 1

          # reset cursor to user selection

          machine.send_key("tab")

      # https://github.com/NixOS/nixpkgs/pull/455191#discussion_r2507716719

      machine.wait_until_succeeds("getfacl /dev/dri/card0 | grep video")

      machine.wait_until_tty_matches("1", "password")

      machine.send_key("ctrl-alt-f1")

      machine.sleep(1)

      machine.screenshot("ly")

      machine.send_chars("alice")

      navigate_user(machine, "${user.name}", "icewm")

      machine.send_key("tab")

      machine.send_chars("${user.password}")

      machine.send_key("ret")

      machine.wait_for_file("/run/user/${toString user.uid}/lyxauth")

      machine.succeed("xauth merge /run/user/${toString user.uid}/lyxauth")

      machine.wait_for_window("^IceWM ")

      machine.sleep(2)

      machine.screenshot("icewm")

      machineNoX11.wait_until_tty_matches("1", "password:")

      machineNoX11.wait_until_tty_matches("1", "password")

      machineNoX11.send_key("ctrl-alt-f1")

      machineNoX11.sleep(1)

      machineNoX11.screenshot("ly-no-x11")

      machineNoX11.send_chars("alice")

      navigate_user(machineNoX11, "${user.name}", "Sway")

      machineNoX11.send_key("tab")

      machineNoX11.send_chars("${user.password}")

      machineNoX11.send_key("ret")