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

/**
 * Creates sorted sets, containing sample elements, to be tested.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@NullMarked
public interface TestSortedSetGenerator<E extends @Nullable Object> extends TestSetGenerator<E> {
  @Override
  SortedSet<E> create(Object... elements);

  /**

import java.lang.annotation.Inherited;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.util.Set;

/**
 * Optional features of classes derived from {@code Set}.
 *
 * @author George van den Driessche
 */
@SuppressWarnings("rawtypes") // maybe avoidable if we rework the whole package?
@GwtCompatible
public enum SetFeature implements Feature<Set> {

 * JdkFutureAdapters}. However, when possible, it is more efficient and reliable to create a {@code
 * ListenableFuture} directly.
 *
 * @author Sven Mawson
 * @author Nishant Thakkar
 * @since 1.0
 */
/*
 * Some of the annotations below were added after we released our separate
 * com.google.guava:listenablefuture:1.0 artifact. (For more on that artifact, see

import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jspecify.annotations.NullMarked;

/**
 * Unit test for {@link HashMultiset}.
 *
 * @author Kevin Bourrillion
 * @author Jared Levy
 */
@GwtCompatible
@NullMarked
public class HashMultisetTest extends TestCase {

  @J2ktIncompatible
  @GwtIncompatible // suite
  @AndroidIncompatible // test-suite builders

import java.util.concurrent.atomic.AtomicInteger;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit tests for {@link ExecutionList}.
 *
 * @author Nishant Thakkar
 * @author Sven Mawson
 */
@NullUnmarked
public class ExecutionListTest extends TestCase {

  private final ExecutionList list = new ExecutionList();

  public void testRunOnPopulatedList() throws Exception {

import java.util.concurrent.TimeUnit;
import java.util.logging.Logger;
import org.jspecify.annotations.NullUnmarked;

/**
 * Utilities for performing thread interruption in tests
 *
 * @author Kevin Bourrillion
 * @author Chris Povirk
 */
@NullUnmarked
final class InterruptionUtil {
  private static final Logger logger = Logger.getLogger(InterruptionUtil.class.getName());

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

 * domain-specific knowledge beyond what {@code HtmlEscapers} provides. We strongly encourage the
 * use of HTML templating systems.
 *
 * @author Sven Mawson
 * @author David Beaumont
 * @since 15.0
 */
@GwtCompatible
public final class HtmlEscapers {
  /**
   * Returns an {@link Escaper} instance that escapes HTML metacharacters as specified by <a

 * number types; reasonable default instance for other stateless types. For mutable types, a fresh
 * instance is created each time {@code get()} is called.
 *
 * @author Kevin Bourrillion
 * @author Ben Yu
 * @since 12.0
 */
@GwtIncompatible
@J2ktIncompatible
@NullMarked
public final class ArbitraryInstances {

  private static final Ordering<Field> BY_FIELD_NAME =

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import org.jspecify.annotations.NullUnmarked;

/**
 * A byte sink for testing that has configurable behavior.
 *
 * @author Colin Decker
 */
@NullUnmarked
public class TestByteSink extends ByteSink implements TestStreamSupplier {

  private final ByteArrayOutputStream bytes = new ByteArrayOutputStream();