import com.google.common.testing.NullPointerTester;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.math.RoundingMode;
import java.util.EnumSet;
import java.util.Random;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for LongMath.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@NullUnmarked
public class LongMathTest extends TestCase {

import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import java.lang.reflect.Method;
import java.util.Arrays;

import org.codelibs.fess.unit.UnitFessTestCase;

public class SecuredTest extends UnitFessTestCase {

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

import org.dbflute.jdbc.StatementConfig;
import org.dbflute.system.DBFluteSystem;
import org.dbflute.twowaysql.style.BoundDateDisplayStyle;
import org.opensearch.action.search.SearchRequestBuilder;
import org.opensearch.common.unit.TimeValue;

/**
 * @author ESFlute (using FreeGen)
 */
public abstract class EsAbstractConditionBean implements ConditionBean {

import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.apache.lucene.search.TotalHits.Relation;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.FacetResponse;
import org.opensearch.search.aggregations.Aggregations;
import org.opensearch.search.aggregations.InternalAggregations;

      encodings[ 0x1c] = encoding // File Separator
      encodings[ 0x1d] = encoding // Group Separator
      encodings[ 0x1e] = encoding // Record Separator
      encodings[ 0x1f] = encoding // Unit Separator
      encodings[ 0x7f] = encoding // Delete
    }

  fun nonAscii(encoding: Encoding) =
    apply {
      encodings[UNICODE_2] = encoding
      encodings[UNICODE_3] = encoding

    A --> C[Persistent Handles]
    C --> D[Multi-Channel]
    D --> E[RDMA Support]
    C --> F[Witness Protocol]
    D --> F
```

## Testing Strategy

### Unit Tests
- Individual component testing for each feature
- Mock-based testing for protocol interactions
- State machine validation

### Integration Tests
- Feature interaction testing
- Network failure simulation

import org.codelibs.fess.exception.InvalidQueryException;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.util.ComponentUtil;
import org.lastaflute.core.message.UserMessages;
import org.opensearch.common.unit.Fuzziness;
import org.opensearch.index.query.QueryBuilder;
import org.opensearch.index.query.QueryBuilders;
import org.opensearch.search.sort.SortOrder;

/**

import org.codelibs.fess.helper.ActivityHelper;
import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.mylasta.action.FessUserBean;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;
import org.dbflute.optional.OptionalThing;

public class LdapUserTest extends UnitFessTestCase {

    private LdapUser ldapUser;

import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.config.exbhv.RelatedQueryBhv;
import org.codelibs.fess.opensearch.config.exentity.RelatedQuery;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;

public class RelatedQueryHelperTest extends UnitFessTestCase {

    private RelatedQueryHelper relatedQueryHelper;
    private MockRelatedQueryBhv mockBhv;

import java.nio.file.Paths;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;

import org.codelibs.fess.exception.ThemeException;
import org.codelibs.fess.helper.PluginHelper.Artifact;
import org.codelibs.fess.unit.UnitFessTestCase;

public class ThemeHelperTest extends UnitFessTestCase {

    private ThemeHelper themeHelper;
    private Path tempDir;

    @Override
    public void setUp() throws Exception {