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

/**
 * Unit test for {@link ImmutableSet}.
 *
 * @author Kevin Bourrillion
 * @author Jared Levy
 * @author Nick Kralevich
 */
@GwtCompatible
@NullMarked
public class ImmutableSetTest extends AbstractImmutableSetTest {

  @J2ktIncompatible
  @GwtIncompatible // suite

 * below all values or above all values. With this object defined in this way, an interval can
 * always be represented by a pair of {@code Cut} instances.
 *
 * @author Kevin Bourrillion
 */
@SuppressWarnings("rawtypes") // https://github.com/google/guava/issues/989
@GwtCompatible
abstract class Cut<C extends Comparable> implements Comparable<Cut<C>>, Serializable {
  final C endpoint;

import java.util.Arrays;
import java.util.Collection;
import org.jspecify.annotations.NonNull;
import org.jspecify.annotations.Nullable;

/**
 * Static utility methods pertaining to object arrays.
 *
 * @author Kevin Bourrillion
 * @since 2.0
 */
@GwtCompatible
@SuppressWarnings("AvoidObjectArrays")
public final class ObjectArrays {

  private ObjectArrays() {}

  /**

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};

import junit.framework.TestSuite;

/**
 * Generates a test suite covering the {@link Map} implementations in the {@link java.util} package.
 * Can be subclassed to specify tests that should be suppressed.
 *
 * @author Kevin Bourrillion
 */
@GwtIncompatible
public class TestsForMapsInJavaUtil {

  public static Test suite() {
    return new TestsForMapsInJavaUtil().allTests();
  }

  public Test allTests() {

import java.util.List;
import java.util.Set;
import java.util.SortedSet;
import org.jspecify.annotations.NullMarked;

/**
 * Generators of different types of sets and derived collections from sets.
 *
 * @author Kevin Bourrillion
 * @author Jared Levy
 * @author Hayward Chan
 */
@GwtCompatible
@NullMarked
public class SetGenerators {

  public static class ImmutableSetCopyOfGenerator extends TestStringSetGenerator {

import java.util.stream.LongStream;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jspecify.annotations.NullUnmarked;

/**
 * @author Kevin Bourrillion
 */
@GwtCompatible
@NullUnmarked
public class ImmutableLongArrayTest extends TestCase {
  // Test all creation paths very lazily: by assuming asList() works

  public void testOf0() {

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

/**
 * Unit test for {@link Joiner}.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
@NullMarked
public class JoinerTest extends TestCase {
  private static final Joiner J = Joiner.on("-");

  // <Integer> needed to prevent warning :(

import java.util.logging.Logger;
import org.jspecify.annotations.Nullable;

/**
 * Static utility methods pertaining to {@code String} or {@code CharSequence} instances.
 *
 * @author Kevin Bourrillion
 * @since 3.0
 */
@GwtCompatible
public final class Strings {
  private Strings() {}

  /**
   * Returns the given string if it is non-null; the empty string otherwise.
   *

 * java.util.WeakHashMap}, but note that it compares keys using object identity whereas {@code
 * WeakHashMap} uses {@link Object#equals}.
 *
 * @author Bob Lee
 * @author Charles Fry
 * @author Kevin Bourrillion
 * @since 2.0
 */
@J2ktIncompatible
@GwtCompatible
public final class MapMaker {
  private static final int DEFAULT_INITIAL_CAPACITY = 16;
  private static final int DEFAULT_CONCURRENCY_LEVEL = 4;