tests: Add kernelParams

nixos/release-combined.nix

@@ -93,6 +93,7 @@ in rec {
         (all nixos.tests.plasma5)
         (all nixos.tests.kernel-latest)
         (all nixos.tests.kernel-lts)
+        (all nixos.tests.kernel-params)
         #(all nixos.tests.lightdm)
         (all nixos.tests.login)
         (all nixos.tests.misc)

nixos/release.nix

@@ -264,6 +264,7 @@ in rec {
   tests.kernel-copperhead = tests/kernel-copperhead.nix {};
   tests.kernel-latest = tests/kernel-latest.nix {};
   tests.kernel-lts = tests/kernel-lts.nix {};
+  tests.kernel-params = tests/kernel-params.nix {};
   tests.keystone = callTest tests/keystone.nix {};
   tests.kubernetes = hydraJob (import tests/kubernetes.nix { system = "x86_64-linux"; });
   tests.latestKernel.login = callTest tests/login.nix { latestKernel = true; };

nixos/tests/kernel-params.nix

@@ -0,0 +1,24 @@
+import ./make-test.nix ({ pkgs, ...} : {
+  name = "kernel-params";
+  meta = with pkgs.stdenv.lib.maintainers; {
+    maintainers = [ nequissimus ];
+  };
+
+  machine = { config, lib, pkgs, ... }:
+    {
+      boot.kernelPackages = pkgs.linuxPackages;
+      boot.kernelParams = [
+        "nohibernate"
+        "page_poison=1"
+        "vsyscall=none"
+      ];
+    };
+
+  testScript =
+    ''
+      $machine->fail("cat /proc/cmdline | grep page_poison=0");
+      $machine->succeed("cat /proc/cmdline | grep nohibernate");
+      $machine->succeed("cat /proc/cmdline | grep page_poison=1");
+      $machine->succeed("cat /proc/cmdline | grep vsyscall=none");
+    '';
+})