home-manager/tests/modules/programs/tex-fmt/custom-settings.nix

{ config, pkgs, ... }:
{
  config = {
    programs.tex-fmt = {
      enable = true;
      settings = {
        wrap = true;
        tabsize = 2;
        tabchar = "space";
        lists = [ ];
      };
    };

    nmt.script =
      let
        expectedConfDir = if pkgs.stdenv.isDarwin then "Library/Application Support" else ".config";
        expectedConfigPath = "home-files/${expectedConfDir}/tex-fmt/tex-fmt.toml";
      in
      ''
        assertFileExists "${expectedConfigPath}"
        assertFileContent "${expectedConfigPath}" ${pkgs.writeText "tex-fmt.config-custom.expected" ''
          lists = []
          tabchar = "space"
          tabsize = 2
          wrap = true
        ''}
      '';
  };
}