import ./make-test-python.nix (
  { pkgs, lib, ... }:

  let
    # Well, we _can_ cross-compile from Linux :)
    hello =
      pkgs.runCommand "hello"
        {
          sdk = "${pkgs.darling.sdk}/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk";
          nativeBuildInputs = with pkgs.llvmPackages_14; [
            clang-unwrapped
            lld
          ];
          src = pkgs.writeText "hello.c" ''
            #include <stdio.h>
            int main() {
              printf("Hello, Darling!\n");
              return 0;
            }
          '';
        }
        ''
          clang \
            -target x86_64-apple-darwin \
            -fuse-ld=lld \
            -nostdinc -nostdlib \
            -mmacosx-version-min=10.15 \
            --sysroot $sdk \
            -isystem $sdk/usr/include \
            -L $sdk/usr/lib -lSystem \
            $src -o $out
        '';
  in
  {
    name = "darling";

    meta.maintainers = with lib.maintainers; [ zhaofengli ];

    nodes.machine = {
      programs.darling.enable = true;
    };

    testScript = ''
      start_all()

      # Darling holds stdout until the server is shutdown
      machine.succeed("darling ${hello} >hello.out")
      machine.succeed("grep Hello hello.out")
      machine.succeed("darling shutdown")
    '';
  }
)