{ writeShellScript
, python3
, pkgs
, lib
, coreutils
,
}:
let
  systemd-vaultd = pkgs.callPackage ../../default.nix { };
  systemd = pkgs.callPackage ../pkgs/systemd.nix { };
in
writeShellScript "unittests" ''
  set -eu -o pipefail
  export PATH=${lib.makeBinPath [python3.pkgs.pytest coreutils systemd]}
  export SYSTEMD_VAULTD_BIN=${systemd-vaultd}/bin/systemd-vaultd
  export TMPDIR=$(mktemp -d)
  trap 'rm -rf $TMPDIR' EXIT
  cp --no-preserve=mode --preserve=timestamps -r ${../..} "$TMPDIR/source"
  cd "$TMPDIR/source"
  pytest -s ./tests
  # we need this in our nixos tests
  touch /tmp/success
''