}
    }

    public void test_serialVersionUID() {
        // Test that the exception is serializable
        StorageException exception = new StorageException("Test serialization");

        // Verify that the exception is serializable by checking it extends RuntimeException
        // which implements Serializable
        assertTrue(exception instanceof java.io.Serializable);
    }

import org.jspecify.annotations.Nullable;

/**
 * Bimap with zero or more mappings.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@SuppressWarnings("serial") // uses writeReplace(), not default serialization
final class RegularImmutableBiMap<K, V> extends ImmutableBiMap<K, V> {
  @SuppressWarnings("unchecked") // TODO(cpovirk): Consider storing Entry<?, ?>[] instead.
  static final RegularImmutableBiMap<Object, Object> EMPTY =

            return true;
          }

          // redeclare to help optimizers with b/310253115
          @SuppressWarnings("RedundantOverride")
          @Override
          @J2ktIncompatible // serialization
          Object writeReplace() {
            return super.writeReplace();
          }
        };
    ImmutableRangeMap<K, V> outer = this;

    }

    public void test_serialVersionUID() {
        // Test that the exception is serializable
        PluginException exception = new PluginException("Serialization test");

        // The exception should be serializable since it extends RuntimeException
        assertTrue(exception instanceof java.io.Serializable);
    }

    public void test_longMessage() {

    }

    public void test_serialization() {
        // Test that the exception has serialVersionUID
        // This test verifies the exception is serializable
        String message = "Serialization test";
        UnsupportedSearchException exception = new UnsupportedSearchException(message);

        // Verify basic properties are preserved
        assertEquals(message, exception.getMessage());

import com.google.common.testing.SerializableTester;
import java.util.Set;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests multiset-specific serialization. Can't be invoked directly;
 * please see {@link MultisetTestSuiteBuilder}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible // but no-op

import com.google.common.testing.SerializableTester;
import java.util.Set;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests multiset-specific serialization. Can't be invoked directly;
 * please see {@link MultisetTestSuiteBuilder}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible // but no-op

final class NaturalOrdering extends Ordering<Comparable<?>> implements Serializable {
  static final NaturalOrdering INSTANCE = new NaturalOrdering();

  // TODO: b/287198172 - Consider eagerly initializing these (but think about serialization).
  @LazyInit private transient @Nullable Ordering<@Nullable Comparable<?>> nullsFirst;
  @LazyInit private transient @Nullable Ordering<@Nullable Comparable<?>> nullsLast;

  @Override

import java.util.Spliterator;

/**
 * Implementation of {@link ImmutableList} with exactly one element.
 *
 * @author Hayward Chan
 */
@GwtCompatible
@SuppressWarnings("serial") // uses writeReplace(), not default serialization
final class SingletonImmutableList<E> extends ImmutableList<E> {

  final transient E element;

  SingletonImmutableList(E element) {
    this.element = checkNotNull(element);
  }

  @Override

import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Unit test for {@code AbstractIterator}.
 *
 * @author Kevin Bourrillion
 */
@SuppressWarnings("serial") // No serialization is used in this test
@GwtCompatible
@NullMarked
public class AbstractIteratorTest extends TestCase {

  public void testDefaultBehaviorOfNextAndHasNext() {