xdg: disambiguate `home.file` attribute names

modules/misc/xdg.nix

@@ -101,11 +101,13 @@ in
 
     {
       home.file = mkMerge [
-        cfg.configFile
-        cfg.dataFile
-        {
-          "${config.xdg.cacheHome}/.keep".text = "";
-        }
+        (mapAttrs'
+          (name: file: nameValuePair "${config.xdg.configHome}/${name}" file)
+          cfg.configFile)
+        (mapAttrs'
+          (name: file: nameValuePair "${config.xdg.dataHome}/${name}" file)
+          cfg.dataFile)
+        { "${config.xdg.cacheHome}/.keep".text = ""; }
       ];
     }
   ];

tests/modules/misc/xdg/default.nix

@@ -1 +1,4 @@
-{ xdg-mime-apps-basics = ./mime-apps-basics.nix; }
+{
+  xdg-mime-apps-basics = ./mime-apps-basics.nix;
+  xdg-file-attr-names = ./file-attr-names.nix;
+}

tests/modules/misc/xdg/file-attr-names.nix

@@ -0,0 +1,26 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+{
+  config = {
+    xdg.configFile.test.text = "config";
+    xdg.dataFile.test.text = "data";
+    home.file.test.text = "home";
+
+    nmt.script = ''
+      assertFileExists home-files/.config/test
+      assertFileExists home-files/.local/share/test
+      assertFileExists home-files/test
+      assertFileContent \
+        home-files/.config/test \
+        ${builtins.toFile "test" "config"}
+      assertFileContent \
+        home-files/.local/share/test \
+        ${builtins.toFile "test" "data"}
+      assertFileContent \
+        home-files/test \
+        ${builtins.toFile "test" "home"}
+    '';
+  };
+}