import org.codelibs.fess.unit.UnitFessTestCase;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInfo;

/**
 * Unit tests for {@link UserService}.
 * Tests user service business logic including store, delete, and password operations.
 */
public class UserServiceTest extends UnitFessTestCase {

    private UserService userService;

    @Override

import org.opensearch.transport.client.Client;
import org.opensearch.index.query.QueryBuilder;
import org.opensearch.search.SearchHit;

/**
 * Helper class for scroll-based search operations in OpenSearch.
 * Centralizes scroll logic to reduce code duplication across settings and indexer classes.
 *
 * <p>This class provides methods to perform scroll-based searches with different processing patterns:
 * <ul>

    return requireNonNull(successor);
  }

  /*
   * We don't define getPredecessor+getSuccessor and setPredecessor+setSuccessor here because
   * they're defined above -- including logic to add and subtract 1 to map between the values stored
   * in the predecessor/successor arrays and the indexes in the elements array that they identify.
   */

    return requireNonNull(successor);
  }

  /*
   * We don't define getPredecessor+getSuccessor and setPredecessor+setSuccessor here because
   * they're defined above -- including logic to add and subtract 1 to map between the values stored
   * in the predecessor/successor arrays and the indexes in the elements array that they identify.
   */

  @Override
  public ContiguousSet<C> tailSet(C fromElement, boolean inclusive) {
    return tailSetImpl(checkNotNull(fromElement), inclusive);
  }

  /*
   * These methods perform most headSet, subSet, and tailSet logic, besides parameter validation.
   */
  @SuppressWarnings("MissingOverride") // Supermethod does not exist under GWT.
  abstract ContiguousSet<C> headSetImpl(C toElement, boolean inclusive);

    @Test
    public void test_XContentBuilderCallback_withComplexLogic() {
        XContentBuilderCallback callback = (builder, params) -> {
            builder.startObject();

            // Add conditional logic
            if (params != null) {
                builder.field("hasParams", true);
            } else {
                builder.field("hasParams", false);
            }

import org.codehaus.plexus.personality.plexus.lifecycle.phase.InitializationException;

/**
 * Use a regular expression search to find and resolve expressions within the POM.
 *
 * TODO Consolidate this logic with the PluginParameterExpressionEvaluator, minus deprecations/bans.
 */
@Deprecated
public abstract class AbstractStringBasedModelInterpolator extends AbstractLogEnabled
        implements ModelInterpolator, Initializable {

 * validate batching, chaining, signing, and NT_CREATE_ANDX extended handling.
 */
class AndXServerMessageBlockTest {

    /**
     * Test stub for AndXServerMessageBlock to control read/write logic.
     */
    static class DummyAndXBlock extends AndXServerMessageBlock {
        int paramWordsWritten = 0;
        int bytesWritten = 0;
        int paramWordsRead = 0;
        int bytesRead = 0;

        return redirect(getClass());
    }

    // ===================================================================================
    //                                                                        Assist Logic
    //                                                                        ============
    /**
     * Get a data config entity from a form.
     * @param form The create form.
     * @param username The username.

    }

    //===================================================================================
    //                                                                        Assist Logic
    //                                                                        ============

    private static OptionalEntity<StopwordsItem> getEntity(final CreateForm form) {
        switch (form.crudMode) {