import com.google.common.testing.NullPointerTester;
import java.io.ByteArrayOutputStream;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for {@link HashingOutputStream}.
 *
 * @author Zoe Piepmeier
 */
@NullUnmarked
public class HashingOutputStreamTest extends TestCase {
  private Hasher hasher;
  private HashFunction hashFunction;

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

/**
 * Tests for {@link AbstractListeningExecutorService}.
 *
 * @author Colin Decker
 */
@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
public class AbstractListeningExecutorServiceTest extends TestCase {

  public void testSubmit() throws Exception {
    /*

import java.net.URLClassLoader;
import java.util.HashSet;
import java.util.Set;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for {@link Enums}.
 *
 * @author Steve McKay
 */
@GwtIncompatible
@J2ktIncompatible
@NullUnmarked
public class EnumsTest extends TestCase {

  private enum TestEnum {
    CHEETO,
    HONDA,
    POODLE,
  }

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Future;
import java.util.concurrent.FutureTask;
import java.util.concurrent.TimeoutException;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

// TODO(cpovirk): Should this be merged into UninterruptiblesTest?
/**
 * Unit test for {@link Uninterruptibles#getUninterruptibly}
 *
 * @author Kevin Bourrillion

import com.google.common.testing.SerializableTester;
import java.math.BigInteger;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for {@code UnsignedInteger}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@NullUnmarked
public class UnsignedIntegerTest extends TestCase {
  private static final ImmutableSet<Integer> TEST_INTS;
  private static final ImmutableSet<Long> TEST_LONGS;

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

/**
 * Unit test for {@link LinkedHashMultiset}.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
@NullMarked
public class LinkedHashMultisetTest extends TestCase {

  @J2ktIncompatible
  @GwtIncompatible // suite

import java.util.SortedSet;
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 ForwardingSortedSet}.
 *
 * @author Louis Wasserman
 */
@NullUnmarked
public class ForwardingSortedSetTest extends TestCase {

import com.google.common.annotations.J2ktIncompatible;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for {@link StandardSystemProperty}.
 *
 * @author Kurt Alfred Kluever
 */
@J2ktIncompatible
@GwtIncompatible
@NullUnmarked
public class StandardSystemPropertyTest extends TestCase {

  public void testGetKeyMatchesString() {

import com.google.common.collect.ImmutableMap;
import java.util.Map;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * @author David Beaumont
 */
@GwtCompatible
@NullUnmarked
public class ArrayBasedEscaperMapTest extends TestCase {
  @SuppressWarnings("nullness") // test of a bogus call
  public void testNullMap() {

import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.util.Map;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/** Tests for {@link Reflection} */
@NullUnmarked
public class ReflectionTest extends TestCase {

  public void testGetPackageName() throws Exception {
    assertThat(Reflection.getPackageName(Iterable.class)).isEqualTo("java.lang");