infra/nix/tests/buildvmwithbootloader/build-vm.nix

{
  system ? builtins.currentSystem,
  vmPkgsPath,
  buildPkgsPath,
  nixosConfigPath,
}:
let
  vmPkgs' = import vmPkgsPath { };
  vmPkgs = vmPkgs' // {
    runtimeShell = "${vmPkgs'.bash}/${vmPkgs'.bash.shellPath}";
  };

  importWithPkgs = { path, pkgs }: args: import path (args // { inherit pkgs; });

  nixosConfig = importWithPkgs {
    path = "${nixosConfigPath}";
    pkgs = vmPkgs;
  };
  vmConfig = importWithPkgs {
    path = "${buildPkgsPath}/nixos/modules/virtualisation/qemu-vm.nix";
    pkgs = vmPkgs;
  };
  evalConfig = importWithPkgs {
    path = "${vmPkgsPath}/nixos/lib/eval-config.nix";
    pkgs = null;
  };

  vmWithBootLoaderConfigMixed =
    (evalConfig {
      modules = [
        nixosConfig
        vmConfig
        { virtualisation.useBootLoader = true; }
      ];
    }).config;
in
{
  vmWithBootLoaderMixed = vmWithBootLoaderConfigMixed.system.build.vm;
}