dream2nix/modules/flake-parts/checks.nix-unit.nix

# evaluate packages from `/**/modules/drvs` and export them via `flake.packages`
{self, ...}: {
  perSystem = {
    pkgs,
    inputs',
    lib,
    system,
    ...
  }:
    lib.optionalAttrs (system == "x86_64-linux") {
      # map all modules in /examples to a package output in the flake.
      checks.nix-unit = pkgs.runCommand "nix-unit-tests" {} ''
        export NIX_PATH=nixpkgs=${pkgs.path}
        for test in ${self}/tests/nix-unit/*; do
          echo -e "Executing tests from file $test"
          ${inputs'.nix-unit.packages.nix-unit}/bin/nix-unit \
            "$test" \
            --eval-store $(realpath .)
        done
        touch $out
      '';
    };
}