# `checks.script-test-otlp-gauges` — runs ../host-modules/lib/otlp-gauges.nix's
# `otlp_gauges` against a stub `curl`, with an endpoint and without. The cases
# are in ./otlp-gauges.sh.
{
  pkgs,
  ...
}:
let
  render =
    endpoint:
    pkgs.writeText "otlp-gauges.sh" (
      import ../host-modules/lib/otlp-gauges.nix { inherit (pkgs) lib; } { inherit endpoint; }
    );
in
pkgs.runCommand "hyperhive-script-test-otlp-gauges"
  {
    nativeBuildInputs = [
      pkgs.coreutils
      pkgs.jq
    ];
    FUNCTIONS = render "http://10.42.0.1:4318";
    FUNCTIONS_NO_ENDPOINT = render null;
  }
  ''
    ${pkgs.bash}/bin/bash ${./otlp-gauges.sh}
    touch "$out"
  ''