home-manager/tests/modules/services/window-managers/sway/sway-stubs.nix

{ config, lib, ... }: {
  # Avoid unnecessary downloads in CI jobs and/or make out paths constant, i.e.,
  # not containing hashes, version numbers etc.
  test.stubs = {
    dmenu = { };
    foot = { };
    i3status = { };
    sway = { version = "1"; };
    sway-unwrapped = { version = "1"; };
    swaybg = { };
    xwayland = { };
  };

  nixpkgs.overlays = [
    (_final: _prev: {
      procps = config.lib.test.mkStubPackage { name = "procps"; };
      dbus = config.lib.test.mkStubPackage { name = "dbus"; };
      systemd =
        lib.makeOverridable (_attrs: config.lib.test.mkStubPackage { }) { };
    })
  ];
}