anchor.diff:      meck:expect(http_client, request, fun
           (
               method,
  -            "URL/URN",
  +            "OZ_URL:9443/PREFIX/URN",
               [?CONTENT_TYPE_HEADER],
               body,
               []
           ) -> ok;
           (
               method,
  -            "URL/URN",
  +            "OZ_URL:9443/PREFIX/URN",
               [?CONTENT_TYPE_HEADER],
               body,
               [
  
positive.code:     meck:expect(http_client, request, fun
          (
              method,
              "URL/URN",
              [?CONTENT_TYPE_HEADER, MH, DMH],
              <<>>,
              []
          ) when MH =:= MacaroonHeader, DMH =:= DischMacaroonsHeader -> ok;
          (
              method,
              "URL/URN",
              [?CONTENT_TYPE_HEADER, MH, DMH],
              <<>>,
              [
  
negative.code: 
  setup() ->
      meck:new(oz_plugin, [non_strict]),
      meck:expect(oz_plugin, get_oz_url, fun() -> "URL" end),
      meck:expect(oz_plugin, get_oz_rest_port, fun() -> 9443 end),
      meck:expect(oz_plugin, get_oz_rest_api_prefix, fun() -> "/PREFIX" end),
      meck:expect(oz_plugin, get_key_path, fun() -> key_path end),
      meck:expect(oz_plugin, get_cert_path, fun() -> cert_path end).
  
  