let expectedContent = "something important";
in {
  programs.bash.enable = true;
  programs.direnv.enable = true;
  programs.direnv.stdlib = expectedContent;

  nmt.script = ''
    assertPathNotExists home-files/.config/direnv/lib/hm-nix-direnv.sh
    assertFileExists home-files/.bashrc
    assertFileRegex \
      home-files/.config/direnv/direnvrc \
      '${expectedContent}'
  '';
}