* and provides methods to add new ingesters and retrieve the current collection.
 *
 * Ingesters are automatically sorted by priority, with lower numbers having higher priority.
 */
public class IngestFactory {
    /** Logger instance for this class */
    private static final Logger logger = LogManager.getLogger(IngestFactory.class);

            assertNotNull(results);
        }
    }

    /**
     * Test with documents having duplicate IDs across searchers.
     */
    @Test
    public void test_duplicateDocumentIds() throws Exception {
        try (RankFusionProcessor processor = new RankFusionProcessor()) {

        assertNotNull(result);
        assertTrue(result instanceof MatchAllQueryBuilder);
    }

    @Test
    public void test_execute_withContextHavingSpecialCharacters() {
        // Test execute with context having special characters
        QueryContext context = new QueryContext("!@#$%^&*()", false);
        MatchAllDocsQuery query = new MatchAllDocsQuery();
        float boost = 1.0f;