{ pkgs, ... }:

{
  xsession.windowManager.bspwm = {
    enable = true;
    monitors.focused = [ "desktop 1" "d'esk top" ]; # pathological desktop names
    alwaysResetDesktops = false;
    settings = {
      border_width = 2;
      split_ratio = 0.52;
      gapless_monocle = true;
      external_rules_command = "/path/to/external rules command";
      ignore_ewmh_fullscreen = [ "enter" "exit" ];
    };
    rules."*" = {
      sticky = true;
      center = false;
      desktop = "d'esk top#next";
      splitDir = "north";
      border = null;
      unknownRule = 42;
    };
    extraConfigEarly = ''
      extra config early
    '';
    extraConfig = ''
      extra config
    '';
    startupPrograms = [ "foo" "bar || qux" ];
  };

  test.stubs.bspwm = { };

  nmt.script = ''
    bspwmrc=home-files/.config/bspwm/bspwmrc
    assertFileExists "$bspwmrc"
    assertFileIsExecutable "$bspwmrc"
    assertFileContent "$bspwmrc" ${
      pkgs.writeShellScript "bspwmrc-expected" (builtins.readFile ./bspwmrc)
    }
  '';
}