code: @Override
      public void expect() {
          try {
              webResult.setWebDriver(getWebDriver());
              webResult.expect();
              fail("Result should fail but it did not.");
          } catch (Exception e) {
              logger.debug("Negated failure:", e);
          } catch (AssertionError e) {
              logger.debug("Negated failure:", e);
          }
      }
docs: Expects that the specified web result fails.