clan tests: convert makeTestClan to a module

Let's not put yet another wrapper around runTest, instead expose our logic as a module that can be imported into any nixos-vm-test

checks/syncthing/default.nix

@@ -1,83 +1,87 @@
 {
   pkgs,
-  self,
-  clanLib,
+  nixosLib,
+  clan-core,
+  lib,
   ...
 }:
-clanLib.test.makeTestClan {
-  inherit pkgs self;
-  nixosTest = (
-    { lib, ... }:
-    {
-      name = "syncthing";
+nixosLib.runTest (
+  { ... }:
+  {
+    imports = [
+      clan-core.modules.nixosVmTest.clanTest
+    ];
 
-      clan = {
-        directory = ./.;
-        # TODO: container driver does not support wait_for_file() yet
-        test.useContainers = false;
-        inventory = {
-          machines = lib.genAttrs [
-            "introducer"
-            "peer1"
-            "peer2"
-          ] (_: { });
-          services = {
-            syncthing.default = {
-              roles.peer.machines = [
-                "peer1"
-                "peer2"
-              ];
-              roles.introducer.machines = [ "introducer" ];
+    hostPkgs = pkgs;
+
+    name = "syncthing";
+
+    clan = {
+      directory = ./.;
+      # TODO: container driver does not support wait_for_file() yet
+      test.useContainers = false;
+      inventory = {
+        machines = lib.genAttrs [
+          "introducer"
+          "peer1"
+          "peer2"
+        ] (_: { });
+        services = {
+          syncthing.default = {
+            roles.peer.machines = [
+              "peer1"
+              "peer2"
+            ];
+            roles.introducer.machines = [ "introducer" ];
+          };
+        };
+      };
+    };
+
+    nodes.introducer = {
+      # Doesn't test zerotier!
+      services.syncthing.openDefaultPorts = true;
+      services.syncthing.settings.folders = {
+        "Shared" = {
+          enable = true;
+          path = "~/Shared";
+          versioning = {
+            type = "trashcan";
+            params = {
+              cleanoutDays = "30";
             };
           };
         };
       };
+      clan.syncthing.autoAcceptDevices = true;
+      clan.syncthing.autoShares = [ "Shared" ];
+      # For faster Tests
+      systemd.timers.syncthing-auto-accept.timerConfig = {
+        OnActiveSec = 1;
+        OnUnitActiveSec = 1;
+      };
+    };
+    nodes.peer1 = {
+      services.syncthing.openDefaultPorts = true;
+    };
+    nodes.peer2 = {
+      services.syncthing.openDefaultPorts = true;
+    };
 
-      nodes.introducer = {
-        # Doesn't test zerotier!
-        services.syncthing.openDefaultPorts = true;
-        services.syncthing.settings.folders = {
-          "Shared" = {
-            enable = true;
-            path = "~/Shared";
-            versioning = {
-              type = "trashcan";
-              params = {
-                cleanoutDays = "30";
-              };
-            };
-          };
-        };
-        clan.syncthing.autoAcceptDevices = true;
-        clan.syncthing.autoShares = [ "Shared" ];
-        # For faster Tests
-        systemd.timers.syncthing-auto-accept.timerConfig = {
-          OnActiveSec = 1;
-          OnUnitActiveSec = 1;
-        };
-      };
-      nodes.peer1 = {
-        services.syncthing.openDefaultPorts = true;
-      };
-      nodes.peer2 = {
-        services.syncthing.openDefaultPorts = true;
-      };
-
-      testScript = ''
-        start_all()
-        introducer.wait_for_unit("syncthing")
-        peer1.wait_for_unit("syncthing")
-        peer2.wait_for_unit("syncthing")
-        peer1.execute("ls -la /var/lib/syncthing")
-        peer2.execute("ls -la /var/lib/syncthing")
-        peer1.wait_for_file("/var/lib/syncthing/Shared")
-        peer2.wait_for_file("/var/lib/syncthing/Shared")
-        introducer.shutdown()
-        peer1.execute("echo hello > /var/lib/syncthing/Shared/hello")
-        peer2.wait_for_file("/var/lib/syncthing/Shared/hello")
-        out = peer2.succeed("cat /var/lib/syncthing/Shared/hello")
-        assert "hello" in out
-      '';
-    }
-  );
-}
+    testScript = ''
+      start_all()
+      introducer.wait_for_unit("syncthing")
+      peer1.wait_for_unit("syncthing")
+      peer2.wait_for_unit("syncthing")
+      peer1.execute("ls -la /var/lib/syncthing")
+      peer2.execute("ls -la /var/lib/syncthing")
+      peer1.wait_for_file("/var/lib/syncthing/Shared")
+      peer2.wait_for_file("/var/lib/syncthing/Shared")
+      introducer.shutdown()
+      peer1.execute("echo hello > /var/lib/syncthing/Shared/hello")
+      peer2.wait_for_file("/var/lib/syncthing/Shared/hello")
+      out = peer2.succeed("cat /var/lib/syncthing/Shared/hello")
+      assert "hello" in out
+    '';
+  }
+)