tests: fix integration tests

This updates the integration tests so that they pass. Also prevent
auto-fixing some integration test files.

tests/integration/standalone/alice-flake-init.nix

@@ -11,7 +11,7 @@
   };
 
   outputs =
-    inputs@{ nixpkgs, home-manager, ... }:
+    { nixpkgs, home-manager, ... }:
     let
       system = "x86_64-linux";
       pkgs = nixpkgs.legacyPackages.${system};
@@ -24,7 +24,8 @@
         # the path to your home.nix.
         modules = [ ./home.nix ];
 
-        extraSpecialArgs = { inherit inputs; };
+        # Optionally use extraSpecialArgs
+        # to pass through arguments to home.nix
       };
     };
 }

tests/integration/standalone/alice-home-init.nix

@@ -1,3 +1,5 @@
+{ config, pkgs, ... }:
+
 {
   # Home Manager needs a bit of information about you and the paths it should
   # manage.
@@ -11,7 +13,7 @@
   # You should not change this value, even if you update Home Manager. If you do
   # want to update the value, then make sure to first check the Home Manager
   # release notes.
-  home.stateVersion = "25.11"; # Please read the comment before changing.
+  home.stateVersion = "26.05"; # Please read the comment before changing.
 
   # The home.packages option allows you to install Nix packages into your
   # environment.

tests/integration/standalone/home-with-symbols-init.nix

@@ -1,3 +1,5 @@
+{ config, pkgs, ... }:
+
 {
   # Home Manager needs a bit of information about you and the paths it should
   # manage.
@@ -11,7 +13,7 @@
   # You should not change this value, even if you update Home Manager. If you do
   # want to update the value, then make sure to first check the Home Manager
   # release notes.
-  home.stateVersion = "25.11"; # Please read the comment before changing.
+  home.stateVersion = "26.05"; # Please read the comment before changing.
 
   # The home.packages option allows you to install Nix packages into your
   # environment.

treefmt.toml

@@ -8,11 +8,13 @@ includes = [ "*.nix" ]
 [formatter.statix]
 command = "treefmt-statix"
 includes = [ "*.nix" ]
+excludes = [ "tests/integration/standalone/*-init.nix" ]
 
 [formatter.deadnix]
 command = "deadnix"
 options = [ "--edit" ]
 includes = [ "*.nix" ]
+excludes = [ "tests/integration/standalone/*-init.nix" ]
 
 [formatter.nixf-diagnose]
 command = "nixf-diagnose"