nixos/tests/slimserver: add end to end with squeezelite

  nodes.machine = { ... }: {

    services.slimserver.enable = true;

    services.squeezelite = {

      enable = true;

      extraArguments = "-s 127.0.0.1 -d slimproto=info";

    };

    sound.enable = true;

    boot.initrd.kernelModules = ["snd-dummy"];

  };

  testScript =

    ''

      import json

      rpc_get_player = {

          "id": 1,

          "method": "slim.request",

          "params":[0,["player", "id", "0", "?"]]

      }

      with subtest("slimserver is started"):

          machine.wait_for_unit("slimserver.service")

          # give slimserver a moment to report errors

          machine.sleep(2)

      with subtest('slimserver module errors are not reported'):

          machine.fail("journalctl -u slimserver.service | grep 'throw_exception'")

          machine.fail("journalctl -u slimserver.service | grep 'not installed'")

          machine.fail("journalctl -u slimserver.service | grep 'not found'")

          machine.fail("journalctl -u slimserver.service | grep 'The following CPAN modules were found but cannot work with Logitech Media Server'")

          machine.fail("journalctl -u slimserver.service | grep 'please use the buildme.sh'")

      with subtest('slimserver is ready'):

          machine.wait_for_open_port(9000)

      machine.succeed("curl http://localhost:9000")

      machine.wait_until_succeeds("journalctl -eu slimserver.service | grep 'Completed dbOptimize Scan'")

          machine.wait_until_succeeds("journalctl -u slimserver.service | grep 'Completed dbOptimize Scan'")

      with subtest("squeezelite player successfully connects to slimserver"):

          machine.wait_for_unit("squeezelite.service")

          machine.wait_until_succeeds("journalctl -u squeezelite.service | grep 'slimproto:937 connected'")

          player_mac = machine.wait_until_succeeds("journalctl -eu squeezelite.service | grep 'sendHELO:148 mac:'").strip().split(" ")[-1]

          player_id = machine.succeed(f"curl http://localhost:9000/jsonrpc.js -g -X POST -d '{json.dumps(rpc_get_player)}'")

          assert player_mac == json.loads(player_id)["result"]["_id"], "squeezelite player not found"

    '';

})

, openssl

, portaudioSupport ? stdenv.isDarwin

, portaudio

, slimserver

, AudioToolbox

, AudioUnit

, Carbon

    runHook postInstall

  '';

  passthru.updateScript = ./update.sh;

  passthru = {

    inherit (slimserver) tests;

    updateScript = ./update.sh;

  };

  meta = with lib; {

    description = "Lightweight headless squeezebox client emulator";