{ config, lib, pkgs, ... }: with lib; { config = { programs.bash = { enable = true; sessionVariables = { V1 = "v1"; V2 = "v2-${config.programs.bash.sessionVariables.V1}"; }; }; nmt.script = '' assertFileExists home-files/.profile assertFileContent \ home-files/.profile \ ${ pkgs.substituteAll { src = ./session-variables-expected.txt; inherit (config.home) homeDirectory; } } ''; }; }