nixosTests.logiops: add

There's no negative test due to runner limitations.

I tried to hack on the runner for a bit but it got out of scope and I'm
not interested in learning more Python. My 'fork' of nixpkgs has a
logiops-nixos-xtra branch for anyone interested in poking the testing
more.

nixos/tests/all-tests.nix

@@ -446,6 +446,7 @@ in {
   lldap = handleTest ./lldap.nix {};
   locate = handleTest ./locate.nix {};
   login = handleTest ./login.nix {};
+  logiops = handleTest ./logiops.nix {};
   logrotate = handleTest ./logrotate.nix {};
   loki = handleTest ./loki.nix {};
   luks = handleTest ./luks.nix {};

nixos/tests/logiops.nix

@@ -0,0 +1,56 @@
+import ./make-test-python.nix ({ pkgs, lib, ... }: {
+  name = "logiops";
+  meta = with pkgs.lib.maintainers; {
+    maintainers = [ ckie ];
+  };
+
+  nodes = {
+    main = { ... }: {
+      services.logiops = {
+        enable = true;
+
+        settings = {
+          devices = [{
+            name = "Wireless Mouse MX Master 3";
+
+            smartshift = {
+              on = true;
+              threshold = 20;
+            };
+
+            hiresscroll = {
+              hires = true;
+              invert = false;
+              target = false;
+            };
+
+            dpi = 1500;
+
+            buttons = [
+              {
+                cid = "0x53";
+                action = {
+                  type = "Keypress";
+                  keys = [ "KEY_FORWARD" ];
+                };
+              }
+              {
+                cid = "0x56";
+                action = {
+                  type = "Keypress";
+                  keys = [ "KEY_BACK" ];
+                };
+              }
+            ];
+          }];
+        };
+      };
+    };
+  };
+
+  testScript = ''
+    start_all()
+    with subtest("main machine should succeed"):
+      main.wait_for_unit("logid.service")
+  '';
+})