nixpkgs/lib/path/tests/default.nix

{
  nixpkgs ? ../../..,
  system ? builtins.currentSystem,
  pkgs ? import nixpkgs {
    config = {};
    overlays = [];
    inherit system;
  },
  nixVersions ? import ../../tests/nix-for-tests.nix { inherit pkgs; },
  libpath ? ../..,
  # Random seed
  seed ? null,
}:

pkgs.runCommand "lib-path-tests" {
  nativeBuildInputs = [
    nixVersions.stable
  ] ++ (with pkgs; [
    jq
    bc
  ]);
} ''
  # Needed to make Nix evaluation work
  export TEST_ROOT=$(pwd)/test-tmp
  export NIX_BUILD_HOOK=
  export NIX_CONF_DIR=$TEST_ROOT/etc
  export NIX_LOCALSTATE_DIR=$TEST_ROOT/var
  export NIX_LOG_DIR=$TEST_ROOT/var/log/nix
  export NIX_STATE_DIR=$TEST_ROOT/var/nix
  export NIX_STORE_DIR=$TEST_ROOT/store
  export PAGER=cat

  cp -r ${libpath} lib
  export TEST_LIB=$PWD/lib

  echo "Running unit tests lib/path/tests/unit.nix"
  nix-instantiate --eval --show-trace \
    --argstr libpath "$TEST_LIB" \
    lib/path/tests/unit.nix

  echo "Running property tests lib/path/tests/prop.sh"
  bash lib/path/tests/prop.sh ${toString seed}

  touch $out
''