import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * Unit test for {@link AbstractScheduledService}.
 *
 * @author Luke Sandberg
 */
@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
public class AbstractScheduledServiceTest extends TestCase {

  volatile Scheduler configuration = newFixedDelaySchedule(0, 10, MILLISECONDS);

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

/**
 * Derived suite generators, split out of the suite builders so that they are available to GWT.
 *
 * @author George van den Driessche
 */
@GwtCompatible
@NullMarked
public final class DerivedCollectionGenerators {
  public static class MapEntrySetGenerator<K extends @Nullable Object, V extends @Nullable Object>

import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * Unit test for {@link AbstractScheduledService}.
 *
 * @author Luke Sandberg
 */
@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
public class AbstractScheduledServiceTest extends TestCase {

  volatile Scheduler configuration = newFixedDelaySchedule(0, 10, MILLISECONDS);

import java.util.List;
import java.util.Map;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for {@link TypeToken} and {@link TypeResolver}.
 *
 * @author Ben Yu
 */
@AndroidIncompatible // lots of failures, possibly some related to bad equals() implementations?
@NullUnmarked
public class TypeTokenResolutionTest extends TestCase {

  private static class Foo<A, B> {

 *
 * @author Louis Wasserman
 * @since 14.0
 */
@GwtCompatible
public abstract class BaseEncoding {
  // TODO(lowasser): consider making encodeTo(Appendable, byte[], int, int) public.

  BaseEncoding() {}

  /**
   * Exception indicating invalid base-encoded input encountered while decoding.
   *
   * @author Louis Wasserman
   * @since 15.0
   */

import java.util.Collections;
import java.util.List;
import junit.framework.TestCase;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Unit test for {@link Bytes}.
 *
 * @author Kevin Bourrillion
 */
@NullMarked
@GwtCompatible
public class BytesTest extends TestCase {
  private static final byte[] EMPTY = {};
  private static final byte[] ARRAY1 = {(byte) 1};

 * at {@link ImmutableCollection}.
 *
 * <p>See the Guava User Guide article on <a href=
 * "https://github.com/google/guava/wiki/ImmutableCollectionsExplained">immutable collections</a>.
 *
 * @author Gregory Kick
 * @since 11.0
 */
@GwtCompatible
public abstract class ImmutableTable<R, C, V> extends AbstractTable<R, C, V>
    implements Serializable {

  /**

import java.util.Map;
import java.util.Random;
import java.util.Set;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for {@link AtomicLongMap}.
 *
 * @author mike nonemacher
 */
@GwtCompatible
@NullUnmarked
public class AtomicLongMapTest extends TestCase {
  private static final int ITERATIONS = 100;
  private static final int MAX_ADDEND = 100;

 * singleton and regular maps respectively. For sorted maps, it's a thin wrapper around {@link
 * java.util.TreeMap}.
 *
 * @see ImmutableSortedMap
 * @author Hayward Chan
 */
public abstract class ImmutableMap<K, V> implements Map<K, V>, Serializable {

  abstract static class IteratorBasedImmutableMap<K, V> extends ImmutableMap<K, V> {

import java.util.stream.Collector;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Tests common methods in {@link ImmutableTable}
 *
 * @author Gregory Kick
 */
@GwtCompatible
@NullMarked
public class ImmutableTableTest extends AbstractTableReadTest<Character> {
  @Override
  protected Table<String, Integer, Character> create(@Nullable Object... data) {