nixos/mopidy: test & cleanup (#356021)

nixos/modules/services/audio/mopidy.nix

@@ -1,24 +1,20 @@
 { config, lib, pkgs, ... }:
-
-with pkgs;
-with lib;
-
 let
   uid = config.ids.uids.mopidy;
   gid = config.ids.gids.mopidy;
   cfg = config.services.mopidy;
 
-  mopidyConf = writeText "mopidy.conf" cfg.configuration;
+  mopidyConf = pkgs.writeText "mopidy.conf" cfg.configuration;
 
-  mopidyEnv = buildEnv {
-    name = "mopidy-with-extensions-${mopidy.version}";
+  mopidyEnv = pkgs.buildEnv {
+    name = "mopidy-with-extensions-${pkgs.mopidy.version}";
     ignoreCollisions = true;
-    paths = closePropagation cfg.extensionPackages;
-    pathsToLink = [ "/${mopidyPackages.python.sitePackages}" ];
-    nativeBuildInputs = [ makeWrapper ];
+    paths = lib.closePropagation cfg.extensionPackages;
+    pathsToLink = [ "/${pkgs.mopidyPackages.python.sitePackages}" ];
+    nativeBuildInputs = [ pkgs.makeWrapper ];
     postBuild = ''
-      makeWrapper ${mopidy}/bin/mopidy $out/bin/mopidy \
-        --prefix PYTHONPATH : $out/${mopidyPackages.python.sitePackages}
+      makeWrapper ${lib.getExe pkgs.mopidy} $out/bin/mopidy \
+        --prefix PYTHONPATH : $out/${pkgs.mopidyPackages.python.sitePackages}
     '';
   };
 in {
@@ -27,49 +23,47 @@ in {
 
     services.mopidy = {
 
-      enable = mkEnableOption "Mopidy, a music player daemon";
+      enable = lib.mkEnableOption "Mopidy, a music player daemon";
 
-      dataDir = mkOption {
+      dataDir = lib.mkOption {
         default = "/var/lib/mopidy";
-        type = types.str;
+        type = lib.types.str;
         description = ''
           The directory where Mopidy stores its state.
         '';
       };
 
-      extensionPackages = mkOption {
+      extensionPackages = lib.mkOption {
         default = [];
-        type = types.listOf types.package;
-        example = literalExpression "[ pkgs.mopidy-spotify ]";
+        type = lib.types.listOf lib.types.package;
+        example = lib.literalExpression "[ pkgs.mopidy-spotify ]";
         description = ''
           Mopidy extensions that should be loaded by the service.
         '';
       };
 
-      configuration = mkOption {
+      configuration = lib.mkOption {
         default = "";
-        type = types.lines;
+        type = lib.types.lines;
         description = ''
           The configuration that Mopidy should use.
         '';
       };
 
-      extraConfigFiles = mkOption {
+      extraConfigFiles = lib.mkOption {
         default = [];
-        type = types.listOf types.str;
+        type = lib.types.listOf lib.types.str;
         description = ''
           Extra config file read by Mopidy when the service starts.
           Later files in the list overrides earlier configuration.
         '';
       };
-
     };
-
   };
 
   ###### implementation
 
-  config = mkIf cfg.enable {
+  config = lib.mkIf cfg.enable {
 
     systemd.tmpfiles.settings."10-mopidy".${cfg.dataDir}.d = {
       user = "mopidy";
@@ -82,7 +76,7 @@ in {
       wants = [ "network-online.target" ];
       description = "mopidy music player daemon";
       serviceConfig = {
-        ExecStart = "${mopidyEnv}/bin/mopidy --config ${concatStringsSep ":" ([mopidyConf] ++ cfg.extraConfigFiles)}";
+        ExecStart = "${mopidyEnv}/bin/mopidy --config ${lib.concatStringsSep ":" ([mopidyConf] ++ cfg.extraConfigFiles)}";
         User = "mopidy";
       };
     };
@@ -90,7 +84,7 @@ in {
     systemd.services.mopidy-scan = {
       description = "mopidy local files scanner";
       serviceConfig = {
-        ExecStart = "${mopidyEnv}/bin/mopidy --config ${concatStringsSep ":" ([mopidyConf] ++ cfg.extraConfigFiles)} local scan";
+        ExecStart = "${mopidyEnv}/bin/mopidy --config ${lib.concatStringsSep ":" ([mopidyConf] ++ cfg.extraConfigFiles)} local scan";
         User = "mopidy";
         Type = "oneshot";
       };
@@ -105,7 +99,5 @@ in {
     };
 
     users.groups.mopidy.gid = gid;
-
   };
-
 }

nixos/tests/all-tests.nix

@@ -619,6 +619,7 @@ in {
   mongodb = handleTest ./mongodb.nix {};
   moodle = handleTest ./moodle.nix {};
   moonraker = handleTest ./moonraker.nix {};
+  mopidy = handleTest ./mopidy.nix {};
   morph-browser = handleTest ./morph-browser.nix { };
   morty = handleTest ./morty.nix {};
   mosquitto = handleTest ./mosquitto.nix {};

nixos/tests/mopidy.nix

@@ -0,0 +1,17 @@
+import ./make-test-python.nix (
+  { pkgs, ... }:
+  {
+    name = "mopidy";
+
+    nodes.machine =
+      { ... }:
+      {
+        services.mopidy.enable = true;
+      };
+
+    testScript = ''
+      machine.wait_for_unit("mopidy")
+      machine.wait_for_open_port(6680)
+    '';
+  }
+)

pkgs/applications/audio/mopidy/mopidy.nix

@@ -8,6 +8,7 @@
   glib-networking,
   gobject-introspection,
   pipewire,
+  nixosTests,
 }:
 
 pythonPackages.buildPythonApplication rec {
@@ -34,9 +35,7 @@ pythonPackages.buildPythonApplication rec {
   ];
 
   propagatedBuildInputs =
-    [
-      gobject-introspection
-    ]
+    [ gobject-introspection ]
     ++ (
       with pythonPackages;
       [
@@ -50,13 +49,15 @@ pythonPackages.buildPythonApplication rec {
       ++ lib.optional (!stdenv.hostPlatform.isDarwin) dbus-python
     );
 
-  propagatedNativeBuildInputs = [
-    gobject-introspection
-  ];
+  propagatedNativeBuildInputs = [ gobject-introspection ];
 
   # There are no tests
   doCheck = false;
 
+  passthru.tests = {
+    inherit (nixosTests) mopidy;
+  };
+
   meta = with lib; {
     homepage = "https://www.mopidy.com/";
     description = "Extensible music server that plays music from local disk, Spotify, SoundCloud, and more";