way-displays: init module (#6791)

tests/modules/services/way-displays/configuration.nix

@@ -0,0 +1,43 @@
+{ config, ... }:
+{
+  config = {
+    services.way-displays = {
+      enable = true;
+      package = config.lib.test.mkStubPackage { };
+      settings = {
+        CALLBACK_CMD = "notify-send \"way-displays \${CALLBACK_LEVEL}\" \"\${CALLBACK_MSG}\"";
+        ORDER = [
+          "eDP-1"
+          "DELL U2419HC"
+          "DELL U2415"
+          "HP E24 G5"
+          "HP E24 G5"
+        ];
+        ALIGN = "MIDDLE";
+        VRR_OFF = [
+          "DELL U2419HC"
+          "DELL U2415"
+        ];
+        TRANSFORM = [
+          {
+            NAME_DESC = "DELL U2419HC";
+            TRANSFORM = "90";
+          }
+          {
+            NAME_DESC = "HP E24 G5";
+            TRANSFORM = "90";
+          }
+        ];
+      };
+    };
+
+    nmt.script = ''
+      serviceFile=home-files/.config/systemd/user/way-displays.service
+      assertFileExists $serviceFile
+
+      assertFileExists home-files/.config/way-displays/cfg.yaml
+      assertFileContent home-files/.config/way-displays/cfg.yaml \
+                ${./configuration.yaml}
+    '';
+  };
+}

tests/modules/services/way-displays/configuration.yaml

@@ -0,0 +1,16 @@
+ALIGN: MIDDLE
+CALLBACK_CMD: notify-send "way-displays ${CALLBACK_LEVEL}" "${CALLBACK_MSG}"
+ORDER:
+- eDP-1
+- DELL U2419HC
+- DELL U2415
+- HP E24 G5
+- HP E24 G5
+TRANSFORM:
+- NAME_DESC: DELL U2419HC
+  TRANSFORM: '90'
+- NAME_DESC: HP E24 G5
+  TRANSFORM: '90'
+VRR_OFF:
+- DELL U2419HC
+- DELL U2415

tests/modules/services/way-displays/default.nix

@@ -0,0 +1,3 @@
+{
+  way-displays-configuration = ./configuration.nix;
+}