assertEquals("TEST123", queryCommand.toLowercaseWildcard("TEST123"));
        assertEquals("", queryCommand.toLowercaseWildcard(""));
    }

    public void test_toLowercaseWildcard_mixedCase() {
        queryCommand.setLowercaseWildcard(true);

        assertEquals("testcase", queryCommand.toLowercaseWildcard("TestCase"));

    public void test_toLowercaseWildcard_enabled() {
        queryCommand.setLowercaseWildcard(true);

        assertEquals("test", queryCommand.toLowercaseWildcard("TEST"));
        assertEquals("hello", queryCommand.toLowercaseWildcard("Hello"));
        assertEquals("mixed123", queryCommand.toLowercaseWildcard("MiXeD123"));
        assertEquals("already_lower", queryCommand.toLowercaseWildcard("already_lower"));
    }

import org.opensearch.index.query.PrefixQueryBuilder;
import org.opensearch.index.query.QueryBuilder;

public class QueryCommandTest extends UnitFessTestCase {
    private QueryCommand queryCommand;

    @Override
    public void setUp() throws Exception {
        super.setUp();

        // Setup FessConfig with proper initialization

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

    private TermQueryCommand queryCommand;

    @Override
    protected void setUpChild() throws Exception {
        queryCommand = new TermQueryCommand();
        queryCommand.register();
    }

    private void setQueryType(final String queryType) {
        // Re-create the base FessConfig with the new query type

/**
 * Command class for handling term query execution and conversion.
 * This class processes Lucene TermQuery objects and converts them to OpenSearch QueryBuilder instances.
 */
public class TermQueryCommand extends QueryCommand {
    private static final Logger logger = LogManager.getLogger(TermQueryCommand.class);

    /**
     * Default constructor for TermQueryCommand.
     */
    public TermQueryCommand() {
        super();
    }