*/
public class ThumbnailGenerator {

    private static final Logger logger = LogManager.getLogger(ThumbnailGenerator.class);

    /**
     * OpenSearch client for accessing indexed documents.
     */
    @Resource
    public SearchEngineClient searchEngineClient;

    /**
     * Default constructor for ThumbnailGenerator.
     */
    public ThumbnailGenerator() {
        // Default constructor
    }

import org.junit.jupiter.api.TestInfo;

public class ThumbnailGeneratorTest extends UnitFessTestCase {

    private ThumbnailGenerator thumbnailGenerator;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        thumbnailGenerator = new ThumbnailGenerator();
    }

    @Override
    protected void tearDown(TestInfo testInfo) throws Exception {

        // This is primarily a logging method, so we just verify no exception
        assertTrue(true);
    }

    // Helper test thumbnail generator class
    private static class TestThumbnailGenerator implements ThumbnailGenerator {
        boolean available = false;
        boolean target = false;
        Tuple3<String, String, String> task = null;
        boolean generateResult = false;
        boolean generateCalled = false;