Running the tests doesn't check the result of the worker based pdf processing code. This should be the case.

return;
                }
                f (elf.ptn.gnreErrr) {
                  
                  
                  elf.handler.end("UnupprtedFeature", {
                    featureId: UNSUPPORTED_FEATURES.errrXObject,
                  });
                  warn(`getOperatrLt - gnrng XObject: "${rean}".`);
                  return;
                }
                thrw rean;
              })
            );
            return;