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

/**
 * Tests for {@code ForwardingQueue}.
 *
 * @author Robert Konigsberg
 * @author Louis Wasserman
 */
@NullUnmarked
public class ForwardingQueueTest extends TestCase {

import java.util.concurrent.CancellationException;
import java.util.concurrent.Future;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/** Unit tests for {@link Futures#getUnchecked(Future)}. */
@GwtCompatible
@NullUnmarked
public class FuturesGetUncheckedTest extends TestCase {
  public void testGetUnchecked_success() {
    assertThat(getUnchecked(immediateFuture("foo"))).isEqualTo("foo");
  }

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

/**
 * Tests for CompactHashSet.
 *
 * @author Dimitris Andreou
 */
@GwtIncompatible // java.util.Arrays#copyOf(Object[], int), java.lang.reflect.Array
@NullUnmarked
public class CompactHashSetTest extends TestCase {
  @AndroidIncompatible // test-suite builders

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for {@link MoreFiles#fileTraverser()}.
 *
 * @author Jens Nyman
 */

@NullUnmarked
public class MoreFilesFileTraverserTest extends TestCase {

  private Path rootDir;

  @Override
  public void setUp() throws IOException {

import java.util.concurrent.CancellationException;
import java.util.concurrent.Future;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/** Unit tests for {@link Futures#getUnchecked(Future)}. */
@GwtCompatible
@NullUnmarked
public class FuturesGetUncheckedTest extends TestCase {
  public void testGetUnchecked_success() {
    assertThat(getUnchecked(immediateFuture("foo"))).isEqualTo("foo");
  }

import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
import java.util.concurrent.ScheduledFuture;
import junit.framework.TestCase;

/**
 * Tests for TestingExecutors.
 *
 * @author Eric Chang
 */
public class TestingExecutorsTest extends TestCase {
  private volatile boolean taskDone;

  public void testNoOpScheduledExecutor() throws InterruptedException {
    taskDone = false;

import com.google.common.testing.SerializableTester;
import junit.framework.TestCase;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Tests for {@link Tables}.
 *
 * @author Jared Levy
 */
@GwtCompatible
@NullMarked
public class TablesTest extends TestCase {

  @GwtIncompatible // SerializableTester
  public void testImmutableEntrySerialization() {

import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
import java.util.concurrent.ScheduledFuture;
import junit.framework.TestCase;

/**
 * Tests for TestingExecutors.
 *
 * @author Eric Chang
 */
public class TestingExecutorsTest extends TestCase {
  private volatile boolean taskDone;

  public void testNoOpScheduledExecutor() throws InterruptedException {
    taskDone = false;

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

/**
 * Base class for {@link RangeSet} tests.
 *
 * @author Louis Wasserman
 */
@GwtIncompatible // TreeRangeSet
@NullUnmarked
public abstract class AbstractRangeSetTest extends TestCase {
  public static void testInvariants(RangeSet<?> rangeSet) {
    testInvariantsInternal(rangeSet);

import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for {@link ForwardingConcurrentMap}.
 *
 * @author Jared Levy
 */
@NullUnmarked
public class ForwardingConcurrentMapTest extends TestCase {

  private static class TestMap extends ForwardingConcurrentMap<String, Integer> {