treewide: remove nixpkgs-test

flake.lock

@@ -103,11 +103,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1681109905,
-        "narHash": "sha256-2dBz4WSjYzkjCzDgepH5i2BsN0fVQOlLseG/kt6FhZg=",
+        "lastModified": 1682347030,
+        "narHash": "sha256-HYpAMGhF82mEaozCPz7FrHRCMJK5rOGA9Ed/kyszgmY=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "4fba351146e26d9e09d455687b75089ac50b9b13",
+        "rev": "8dd0f0a459b206fc4209570f6b7ce44ae66f264e",
         "type": "github"
       },
       "original": {
@@ -133,22 +133,6 @@
         "type": "github"
       }
     },
-    "nixpkgs-test": {
-      "locked": {
-        "lastModified": 1679009563,
-        "narHash": "sha256-jizICiQOqUcYFNHRNNOo69bfyNo36iyuRAHem5z68LQ=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "371d3778c4f9cee7d5cf014e6ce400d57366570f",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "ref": "qemu-boot-disk-using-make-disk-image",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
     "pre-commit-hooks-nix": {
       "inputs": {
         "flake-compat": [
@@ -184,7 +168,6 @@
         "flake-parts": "flake-parts",
         "flake-utils": "flake-utils",
         "nixpkgs": "nixpkgs",
-        "nixpkgs-test": "nixpkgs-test",
         "pre-commit-hooks-nix": "pre-commit-hooks-nix",
         "rust-overlay": "rust-overlay"
       }

flake.nix

@@ -3,7 +3,6 @@
 
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable-small";
-    nixpkgs-test.url = "github:NixOS/nixpkgs/qemu-boot-disk-using-make-disk-image";
 
     flake-parts.url = "github:hercules-ci/flake-parts";
     flake-parts.inputs.nixpkgs-lib.follows = "nixpkgs";
@@ -39,7 +38,7 @@
     };
   };
 
-  outputs = inputs@{ self, nixpkgs, nixpkgs-test, crane, rust-overlay, flake-parts, ... }:
+  outputs = inputs@{ self, nixpkgs, crane, rust-overlay, flake-parts, ... }:
     flake-parts.lib.mkFlake { inherit inputs; } ({ moduleWithSystem, ... }: {
       imports = [
         # Derive the output overlay automatically from all packages that we define.
@@ -76,8 +75,6 @@
             ];
           };
 
-          testPkgs = import nixpkgs-test { system = "x86_64-linux"; };
-
           inherit (pkgs) lib;
 
           uefi-rust-stable = pkgs.rust-bin.fromRustupToolchainFile ./rust/stub/rust-toolchain.toml;
@@ -178,7 +175,7 @@
             toolClippy = toolCrane.clippy;
             stubClippy = stubCrane.clippy;
           } // (import ./nix/tests/lanzaboote.nix {
-            inherit pkgs testPkgs;
+            inherit pkgs;
             lanzabooteModule = self.nixosModules.lanzaboote;
           });
 

nix/tests/lanzaboote.nix

@@ -1,12 +1,11 @@
 { pkgs
-, testPkgs
 , lanzabooteModule
 }:
 
 let
   inherit (pkgs) lib;
 
-  mkSecureBootTest = { name, machine ? { }, useSecureBoot ? true, testScript }: testPkgs.nixosTest {
+  mkSecureBootTest = { name, machine ? { }, useSecureBoot ? true, testScript }: pkgs.nixosTest {
     inherit name testScript;
     nodes.machine = { lib, ... }: {
       imports = [