home-manager/tests/modules/systemd/slices.nix

{ config, lib, pkgs, ... }:

with lib;

{
  config = {
    systemd.user.slices.app-test = {
      Unit = { Description = "Slice for a test app"; };

      Slice = {
        MemoryHigh = "30%";
        MemoryMax = "40%";
      };
    };

    nmt.script = ''
      sliceFile=home-files/.config/systemd/user/app-test.slice
      assertFileExists $sliceFile
      assertFileContent $sliceFile ${
        builtins.toFile "app-test-expected.conf" ''
          [Slice]
          MemoryHigh=30%
          MemoryMax=40%

          [Unit]
          Description=Slice for a test app
        ''
      }
    '';
  };
}