assertNotNull(result);
        assertSame(messages, result);
        assertTrue(messages.hasMessageOf(property));
    }

    // Test null property handling
    public void test_addErrorsFrontHeader_nullProperty() {
        try {
            messages.addErrorsFrontHeader(null);
            fail("Should throw exception for null property");

            // When & Then
            assertThrows(CIFSException.class, () -> transportPool.getChallenge(context, address));
        }
    }

    @Nested
    @DisplayName("Edge Cases and Error Handling")
    class EdgeCasesTests {

        @Test
        @DisplayName("Should handle null context")
        void testNullContext() {
            // Given

 *
 * <p>Features:
 * <ul>
 *   <li>Automatic initialization of MinIO client</li>
 *   <li>Support for HEAD and GET operations</li>
 *   <li>Content length validation</li>
 *   <li>MIME type detection</li>
 *   <li>Handling of large files through temporary file storage</li>
 *   <li>Object metadata and tags retrieval</li>
 *   <li>Directory listing capabilities</li>
 * </ul>
 *

	// If the adb subprocess somehow hangs, go test will kill this wrapper
	// and wait for our os.Stderr (and os.Stdout) to close as a result.
	// However, if the os.Stderr (or os.Stdout) file descriptors are
	// passed on, the hanging adb subprocess will hold them open and
	// go test will hang forever.
	//
	// Avoid that by wrapping stderr, breaking the short circuit and
	// forcing cmd.Run to use another pipe and goroutine to pass

import org.opensearch.transport.client.Client;

/**
 * The SuggestIndexer class is responsible for indexing and managing suggest items in an OpenSearch index.
 * It provides methods to index, delete, and manage suggest items, including handling bad words and elevate words.
 *
 * <p>Constructor:
 * <ul>
 * <li>{@link #SuggestIndexer(Client, String, ReadingConverter, ReadingConverter, Normalizer, SuggestAnalyzer, SuggestSettings, ExecutorService)}
 * </ul>
 *

 * This class extends XpathTransformer to provide Fess-specific document processing capabilities
 * including content extraction, metadata processing, and robots tag handling.
 */
public class FessXpathTransformer extends XpathTransformer implements FessTransformer {

    /** Logger instance for this class */

   *
   * @since 32.0.0
   */
  public static final String OBSERVE_BROWSING_TOPICS = "Observe-Browsing-Topics";

  /**
   * The HTTP <a
   * href="https://wicg.github.io/turtledove/#handling-direct-from-seller-signals">{@code
   * Sec-Ad-Auction-Fetch}</a> header field name.
   *
   * @since 33.0.0
   */
  public static final String SEC_AD_AUCTION_FETCH = "Sec-Ad-Auction-Fetch";

  /**

        assertTrue(result.contains("Skipped to purge job logs"));
        assertTrue(result.contains("Skipped to purge user info logs"));
    }

    // Test crawlingInfoService exception handling
    public void test_execute_crawlingInfoException() {
        // Setup tracking variables
        final boolean[] deleteSearchLogCalled = { false };
        final boolean[] deleteJobLogCalled = { false };

            assertTrue((noPropagation & ACE.FLAGS_NO_PROPAGATE) != 0, "Should include no propagate flag");
        }
    }

    @Nested
    @DisplayName("Interface Edge Case Handling")
    class InterfaceEdgeCaseTests {

        @Test
        @DisplayName("Should handle null SID from interface methods")
        void shouldHandleNullSID() {
            ACE ace = mock(ACE.class);

 *
 * <p>Key features:</p>
 * <ul>
 *   <li>Concurrent crawler process management with configurable limits</li>
 *   <li>Selective crawling based on configuration IDs</li>
 *   <li>Document expiration handling</li>
 *   <li>Hot thread monitoring for performance analysis</li>
 *   <li>Process isolation with separate JVM</li>
 * </ul>
 */
public class CrawlJob extends ExecJob {