nixos/tests/kernel-rust.nix


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{ system ? builtins.currentSystem
, config ? { }
, pkgs ? import ../.. { inherit system config; }
}:

let
  inherit (pkgs.lib) const filterAttrs mapAttrs;

  kernelRustTest = kernelPackages: import ./make-test-python.nix ({ lib, ... }: {
    name = "kernel-rust";
    meta.maintainers = with lib.maintainers; [ blitz ma27 ];
    nodes.machine = { config, ... }: {
      boot = {
        inherit kernelPackages;
        extraModulePackages = [ config.boot.kernelPackages.rust-out-of-tree-module ];
        kernelPatches = [
          {
            name = "Rust Support";
            patch = null;
            features = {
              rust = true;
            };
          }
        ];
      };
    };
    testScript = ''
      machine.wait_for_unit("default.target")
      machine.succeed("modprobe rust_out_of_tree")
    '';
  });

  kernels = {
    inherit (pkgs.linuxKernel.packages) linux_testing;
  }
  // filterAttrs
    (const (x: let
      inherit (builtins.tryEval (
        x.rust-out-of-tree-module or null != null
      )) success value;
    in success && value))
    pkgs.linuxKernel.vanillaPackages;
in mapAttrs (const kernelRustTest) kernels