nixpkgs/nixos/tests/systemd-no-tainted.nix

import ./make-test-python.nix (
  { pkgs, ... }:
  {
    name = "systemd-no-tainted";

    nodes.machine = { };

    testScript = ''
      machine.wait_for_unit("multi-user.target")
      with subtest("systemctl should not report tainted with unmerged-usr"):
          output = machine.succeed("systemctl status")
          print(output)
          assert "Tainted" not in output
          assert "unmerged-usr" not in output
    '';
  }
)