introduce flake parts module for clan nixos tests

clanServices/wifi/flake-module.nix

@@ -1,6 +1,5 @@
 {
   self,
-  inputs,
   lib,
   ...
 }:
@@ -14,7 +13,7 @@ in
     wifi = module;
   };
   perSystem =
-    { pkgs, ... }:
+    { ... }:
     {
       /**
         1. Prepare the test vars
@@ -23,15 +22,10 @@ in
         2. To run the test
         nix build .#checks.x86_64-linux.hello-service
       */
-      checks =
-        # Currently we don't support nixos-integration tests on darwin
-        lib.optionalAttrs (pkgs.stdenv.isLinux) {
-          wifi-service = import ./tests/vm/default.nix {
-            inherit module;
-            inherit inputs pkgs;
-            clan-core = self;
-            nixosLib = import (self.inputs.nixpkgs + "/nixos/lib") { };
-          };
-        };
+      clan.nixosTests.wifi-service = {
+        imports = [ ./tests/vm/default.nix ];
+
+        clan.modules."@clan/wifi" = module;
+      };
     };
 }

clanServices/wifi/tests/vm/default.nix

@@ -1,46 +1,29 @@
 {
-  pkgs,
-  nixosLib,
-  clan-core,
-  module,
-  ...
-}:
-nixosLib.runTest (
-  { ... }:
-  {
-    imports = [
-      clan-core.modules.nixosVmTest.clanTest
-    ];
+  name = "wifi-service";
 
-    hostPkgs = pkgs;
+  clan = {
+    directory = ./.;
+    test.useContainers = false;
+    inventory = {
 
-    name = "wifi-service";
+      machines.test = { };
 
-    clan = {
-      directory = ./.;
-      test.useContainers = false;
-      modules."@clan/wifi" = module;
-      inventory = {
+      instances = {
+        wg-test-one = {
+          module.name = "@clan/wifi";
 
-        machines.test = { };
-
-        instances = {
-          wg-test-one = {
-            module.name = "@clan/wifi";
-
-            roles.default.machines = {
-              test.settings.networks.one = { };
-            };
+          roles.default.machines = {
+            test.settings.networks.one = { };
           };
         };
       };
     };
+  };
 
-    testScript = ''
-      start_all()
-      test.wait_for_unit("NetworkManager.service")
-      psk = test.succeed("cat /run/NetworkManager/system-connections/one.nmconnection")
-      assert "password-eins" in psk, "Password is incorrect"
-    '';
-  }
-)
+  testScript = ''
+    start_all()
+    test.wait_for_unit("NetworkManager.service")
+    psk = test.succeed("cat /run/NetworkManager/system-connections/one.nmconnection")
+    assert "password-eins" in psk, "Password is incorrect"
+  '';
+}