/**
 * Edge case tests for RankFusionProcessor.
 * Tests boundary conditions, empty states, and error scenarios.
 */
public class RankFusionProcessorEdgeCaseTest extends UnitFessTestCase {

    private static final String ID_FIELD = "_id";

    /**
     * Test behavior when no searchers are registered (empty list).
     */
    @Test
    public void test_emptySearcherList() throws Exception {

        response = new Smb2QueryInfoResponse(mockConfig, (byte) 1, (byte) 2);

        // Use reflection to set the info field
        var infoField = Smb2QueryInfoResponse.class.getDeclaredField("info");
        infoField.setAccessible(true);
        infoField.set(response, mockDecodable);

        assertEquals(mockDecodable, response.getInfo());
    }

    @Test

        request.setInfo(mockInfo);

        // Verify info object was set
        Field infoField;
        try {
            infoField = Smb2SetInfoRequest.class.getDeclaredField("info");
            infoField.setAccessible(true);
            Encodable actualInfo = (Encodable) infoField.get(request);
            assertEquals(mockInfo, actualInfo);
        } catch (Exception e) {

    private void setInfoField(Trans2QueryFSInformationResponse response, FileSystemInformation info) {
        try {
            Field infoField = Trans2QueryFSInformationResponse.class.getDeclaredField("info");
            infoField.setAccessible(true);
            infoField.set(response, info);
        } catch (Exception e) {
            fail("Failed to set info field: " + e.getMessage());
        }
    }

 * Tests the improvements made to thread safety using CopyOnWriteArrayList.
 */
public class RankFusionProcessorConcurrencyTest extends UnitFessTestCase {

    private static final String ID_FIELD = "_id";

    /**
     * Test concurrent registration of searchers from multiple threads.
     * Verifies that CopyOnWriteArrayList handles concurrent modifications safely.
     */
    @Test

    }                                                                        \
    const auto len = std::min(max_values, attr->list().list_field##_size()); \
    for (int i = 0; i < len; ++i) {                                          \
      values[i] = static_cast<c_type>(attr->list().list_field(i));           \
    }                                                                        \
  }