{
  pkgs ? import <nixpkgs> { },
  qpkgs ? let
    src = fetchTree (builtins.parseFlakeRef "github:Qyriad/nur-packages");
  in import src { inherit pkgs; },
  lib ? qpkgs.lib,
  dynix ? qpkgs.callPackage ../modules-package.nix { },
}: let

  runDynixTest = testModule: pkgs.testers.runNixOSTest {
    imports = [ testModule ];

    # Why is this argument called "extraBaseModule**s**" but take a single module argument...
    # Also note this is an extra base module for each node of the test,
    # not an extra test module.
    extraBaseModules = { name, config, options, modulesPath, ... }: {
      imports = (import "${modulesPath}/module-list.nix") ++ [
        ./module-allow-rebuild-in-vm.nix
        "${modulesPath}/testing/test-instrumentation.nix"
        (toString dynix)
      ];
      environment.systemPackages = [ dynix ];

      systemd.services."install-dynix" = {
        enable = true;
        serviceConfig.Type = "oneshot";
        serviceConfig.RemainAfterExit = true;
        path = [ config.system.path ];
        wantedBy = [ "multi-user.target" ];
        after = [ "default.target" ];
        script = ''
          nix profile install -vv "$(realpath /run/current-system/sw/share/nixos/modules/dynix/)"
        '';
      };

      passthru = { inherit options; };

      # Just making something in this strict in `name`,
      # which is only present as an argument for nodes and I don't want to
      # confuse that with the test modules.
      warnings = builtins.seq name [ ];
    };
  };

in lib.makeScope lib.callPackageWith (self: {
  gotosocial = runDynixTest ./gotosocial/test.nix;
  harmonia = runDynixTest ./harmonia/test.nix;
  #tzupdate = runDynixTest ./tzupdate/test.nix;
})