/**
 * Unit test for {@link HashMultiset}.
 *
 * @author Kevin Bourrillion
 * @author Jared Levy
 */
@GwtCompatible(emulated = true)
@ElementTypesAreNonnullByDefault
public class HashMultisetTest extends TestCase {

  @J2ktIncompatible
  @GwtIncompatible // suite
  public static Test suite() {
    TestSuite suite = new TestSuite();
    suite.addTest(
        MultisetTestSuiteBuilder.using(hashMultisetGenerator())

      return Integer.compare(hash, that.hash);
    }

    @Override
    public String toString() {
      return String.valueOf(hash);
    }
  }

  static class SlowElement extends Element {
    SlowElement(int hash) {
      super(hash);
    }

    @Override
    public boolean equals(@Nullable Object obj) {
      return slowItDown() != 1 && super.equals(obj);
    }

import junit.framework.TestCase;
import org.checkerframework.checker.nullness.qual.Nullable;

/** @author Luiz-Otavio "Z" Zorzella */
@GwtCompatible
public class TearDownStackTest extends TestCase {

  private TearDownStack tearDownStack = new TearDownStack();

  public void testSingleTearDown() throws Exception {
    final TearDownStack stack = buildTearDownStack();

import java.io.InputStream;
import java.util.Collections;
import java.util.List;

/**
 * Test class for {@link MultiInputStream}.
 *
 * @author Chris Nokleberg
 */
public class MultiInputStreamTest extends IoTestCase {

  public void testJoin() throws Exception {
    joinHelper(0);
    joinHelper(1);
    joinHelper(0, 0, 0);
    joinHelper(10, 20);
    joinHelper(10, 0, 20);
    joinHelper(0, 10, 20);

/**
 * Tests for {@link ClosingFuture} that exercise {@link
 * ClosingFuture#finishToValueAndCloser(ValueAndCloserConsumer, Executor)}.
 */
public class ClosingFutureFinishToValueAndCloserTest extends AbstractClosingFutureTest {
  private final ExecutorService finishToValueAndCloserExecutor = newSingleThreadExecutor();
  private volatile ValueAndCloser<?> valueAndCloser;

  @Override

import junit.framework.TestCase;

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

  private final ExecutionList list = new ExecutionList();

  public void testRunOnPopulatedList() throws Exception {
    Executor exec = Executors.newCachedThreadPool();

 */
@GwtCompatible(serializable = true, emulated = true)
@SuppressWarnings("serial") // uses writeReplace(), not default serialization
@ElementTypesAreNonnullByDefault
final class RegularImmutableSet<E> extends ImmutableSet.CachingAsList<E> {
  private static final Object[] EMPTY_ARRAY = new Object[0];
  static final RegularImmutableSet<Object> EMPTY =
      new RegularImmutableSet<>(EMPTY_ARRAY, 0, EMPTY_ARRAY, 0);

import org.eclipse.aether.metadata.MergeableMetadata;

/**
 * @deprecated since 4.0.0, use {@code maven-api-impl} jar instead
 */
@Deprecated(since = "4.0.0")
abstract class MavenMetadata extends AbstractMetadata implements MergeableMetadata {

    static final String MAVEN_METADATA_XML = "maven-metadata.xml";

    protected Metadata metadata;

    private final Path path;

            String s2 = opt2.getOpt() != null ? opt2.getOpt() : opt2.getLongOpt();
            return s1.compareToIgnoreCase(s2);
        }
    }

    private static class CLIManagerExtension extends CLIManager {
        public Collection<Option> getOptions() {
            List<Option> optList = new ArrayList<>(options.getOptions());
            optList.sort(new OptionComparator());
            return optList;
        }

import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import java.util.Objects;

/**
 * Static meta-data about a method extracted from the source for the class.
 */
public class MethodMetaData extends AbstractLanguageElement implements Serializable, TypeContainer {
    private final String name;
    private final ClassMetaData ownerClass;
    private final List<ParameterMetaData> parameters = new ArrayList<ParameterMetaData>();