/**
 * A generic JUnit test which tests addAll operations on a collection. Can't be invoked directly;
 * please see {@link com.google.common.collect.testing.CollectionTestSuiteBuilder}.
 *
 * @author Chris Povirk
 * @author Kevin Bourrillion
 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")

import com.google.common.base.Strings;
import java.util.Arrays;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for FarmHashFingerprint64.
 *
 * @author Kyle Maddison
 * @author Geoff Pike
 */
@NullUnmarked
public class FarmHashFingerprint64Test extends TestCase {

  private static final HashFunction HASH_FN = Hashing.farmHashFingerprint64();

import java.util.Queue;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Creates queues, containing sample elements, to be tested.
 *
 * @author Jared Levy
 */
@GwtCompatible
@NullMarked
public interface TestQueueGenerator<E extends @Nullable Object> extends TestCollectionGenerator<E> {
  @Override
  Queue<E> create(Object... elements);

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;

/**
 * Simple derived class to verify that we handle generics correctly.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
public class DerivedComparable extends BaseComparable {
  public DerivedComparable(String s) {
    super(s);
  }

import java.util.List;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Creates sets, containing sample elements, to be tested.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
@NullMarked
public interface TestListGenerator<E extends @Nullable Object> extends TestCollectionGenerator<E> {
  @Override
  List<E> create(Object... elements);

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.Multimap;

/**
 * Helper methods/assertions for use with {@code com.google.common.collect} types.
 *
 * @author Colin Decker
 */
@GwtCompatible
final class GoogleHelpers {

  private GoogleHelpers() {}

  static void assertEmpty(Multimap<?, ?> multimap) {
    if (!multimap.isEmpty()) {

 * limitations under the License.
 */

package com.google.common.collect;

import java.util.SortedSet;

/**
 * GWT emulation of {@link RegularImmutableSortedSet}.
 *
 * @author Hayward Chan
 */
final class RegularImmutableSortedSet<E> extends ImmutableSortedSet<E> {
  /** true if this set is a subset of another immutable sorted set. */
  final boolean isSubset;

package com.google.common.cache;

import com.google.common.annotations.GwtCompatible;
import java.util.concurrent.atomic.LongAdder;

/**
 * Source of {@link LongAddable} objects that deals with GWT and all that.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
final class LongAddables {
  public static LongAddable create() {
    return new JavaUtilConcurrentLongAdder();
  }

/**
 * Utility methods and classes for networking (such as IP addresses and domain names).
 *
 * <p>This package is a part of the open-source <a href="https://github.com/google/guava">Guava</a>
 * library.
 *
 * @author Craig Berry
 */
@CheckReturnValue
@NullMarked
package com.google.common.net;

import com.google.errorprone.annotations.CheckReturnValue;

import org.junit.Ignore;

/**
 * A generic JUnit test which tests {@code put} operations on a map. Can't be invoked directly;
 * please see {@link com.google.common.collect.testing.MapTestSuiteBuilder}.
 *
 * @author Chris Povirk
 * @author Kevin Bourrillion
 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")