}

    // Test null property handling
    public void test_get_nullProperty() {
        // Test getting non-existent property
        try {
            fessConfig.get("non.existent.property");
            fail("Should throw exception for non-existent property");
        } catch (ConfigPropertyNotFoundException e) {
            // Expected exception
            assertTrue(e.getMessage().contains("non.existent.property"));
        }

    public void test_hook_withNullAssistantDirector() {
        // When & Then - Should not throw exception
        try {
            curtainBeforeHook.hook(null);
        } catch (Exception e) {
            fail("Should not throw exception with null AssistantDirector");
        }
    }

    public void test_multipleHookCalls_maintainsSameTimeZone() {
        // Given
        FwAssistantDirector assistantDirector = null;

        } catch (LdapOperationException e) {
            assertEquals(expectedMessage, e.getMessage());
            assertNull(e.getCause());
        } catch (Exception e) {
            fail("Should have caught LdapOperationException");
        }
    }

    public void test_throwAndCatchWithCause() {
        // Test throwing and catching the exception with cause

        } catch (ScriptEngineException e) {
            assertEquals(message, e.getMessage());
            assertNull(e.getCause());
        } catch (Exception e) {
            fail("Should have caught ScriptEngineException");
        }
    }

    public void test_throwAndCatchAsFessSystemException() {
        // Test catching as parent class
        String message = "Parent class catch test";

                return existingInfo;
            }

            @Override
            public void store(CrawlingInfo entity) {
                // Should not be called for existing info
                fail("Store should not be called for existing info");
            }

            @Override
            public void storeInfo(List<CrawlingInfoParam> crawlingInfoParamList) {

	// expected to fail with `ErrUnsignedHeaders`.
	_, errCode = extractSignedHeaders(signedHeaders, r)
	if errCode != ErrUnsignedHeaders {
		t.Fatalf("Expected the APIErrorCode to %d, but got %d", ErrUnsignedHeaders, errCode)
	}

	// case where the list of signed headers doesn't contain the host field.
	signedHeaders = signedHeaders[2:5]
	// expected to fail with `ErrUnsignedHeaders`.

    return whenAllComplete(asList(future1, moreFutures));
  }

  /**
   * Starts specifying how to combine {@link ClosingFuture}s into a single pipeline, assuming they
   * all succeed. If any fail, the resulting pipeline will fail.
   *
   * @throws IllegalStateException if a {@code ClosingFuture} has already been derived from any of
   *     the {@code futures}, or if any has already been {@linkplain #finishToFuture() finished}
   */

          assertGoodTesterAnnotation(asAnnotation(containedClass));
        } else {
          fail(
              rootLocaleFormat(
                  "Feature enum %s contains a class named "
                      + "'Require' but it is not an annotation.",
                  featureEnumClass));
        }
        return;
      }
    }
    fail(
        rootLocaleFormat(

     * Creates a new file or supersedes the existing one
     */

    static final int FILE_SUPERSEDE = 0x0;

    /*
     * Open the file or fail if it does not exist
     * aka OPEN_EXISTING
     */

    static final int FILE_OPEN = 0x1;

    /*
     * Create the file or fail if it does not exist
     * aka CREATE_NEW
     */

    static final int FILE_CREATE = 0x2;

    /*

## Retrying Requests

Sometimes connections fail: either a pooled connection was stale and disconnected, or the webserver itself couldn’t be reached. OkHttp will retry the request with a different route if one is available.