Object one = new Object();
    assertNull(map.put(one, one));
    assertSame(one, map.get(one));
    assertTrue(map.containsKey(one));
    assertTrue(map.containsValue(one));
    Object two = new Object();
    assertSame(one, map.replace(one, two));
    assertTrue(map.containsKey(one));
    assertFalse(map.containsValue(one));
    Object three = new Object();

  final TestCloseable closeable1 = new TestCloseable("closeable1");
  final TestCloseable closeable2 = new TestCloseable("closeable2");
  final TestCloseable closeable3 = new TestCloseable("closeable3");
  final TestCloseable closeable4 = new TestCloseable("closeable4");

  final Waiter waiter = new Waiter();
  final CountDownLatch futureCancelled = new CountDownLatch(1);
  final Exception exception = new Exception();

  private final SubscriberRegistry registry = new SubscriberRegistry(new EventBus());

  public void testRegister() {
    assertEquals(0, registry.getSubscribersForTesting(String.class).size());

    registry.register(new StringSubscriber());
    assertEquals(1, registry.getSubscribersForTesting(String.class).size());

    registry.register(new StringSubscriber());

 *
 * @author Kevin Bourrillion
 */
@GwtIncompatible
public class TestsForMapsInJavaUtil {

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

  public Test allTests() {
    TestSuite suite = new TestSuite("java.util Maps");
    suite.addTest(testsForCheckedMap());
    suite.addTest(testsForCheckedSortedMap());
    suite.addTest(testsForEmptyMap());

              Object value = new Object();
              result.put(key, value);
              // add extra entries
              result.put(value, key);
            }
            return result;
          }
        };
    LoadingCache<Object, Object> cache = CacheBuilder.newBuilder().build(loader);

    Object[] lookupKeys = new Object[] {new Object(), new Object(), new Object()};

                        0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7
                    });
                }

                try ( SmbRandomAccessFile raf = new SmbRandomAccessFile(f, "r") ) {
                    raf.seek(10);
                    Assert.assertEquals(-1, raf.read());
                }

                byte[] buf = new byte[4];

    private final Completion completed;

    static TimedThread createWithDelay(long countdownInMillis) {
      return new TimedThread(countdownInMillis);
    }

    private TimedThread(long expectedCompletionWaitMillis) {
      completed = new Completion(expectedCompletionWaitMillis);
      thread = new Thread(new JoinTarget(expectedCompletionWaitMillis));
      thread.start();
    }

    void joinSuccessfully() {

        Build build = new Build();
        build.setDirectory(expected.substring(0, expected.length() - "/classes".length()));

        Model model = new Model();
        model.setBuild(build);

        MavenProject project = new MavenProject(model);
        project.setFile(new File("pom.xml").getCanonicalFile());

    List<Object> list = new ArrayList<>();
    Helpers.assertEmpty(list);
    Helpers.assertEmpty(
        new Iterable<Object>() {
          @Override
          public Iterator<Object> iterator() {
            return Collections.emptyList().iterator();
          }
        });

    list.add("a");
    try {
      Helpers.assertEmpty(list);
      throw new Error();

 *
 * @author Kevin Bourrillion
 */
@GwtIncompatible
public class TestsForMapsInJavaUtil {

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

  public Test allTests() {
    TestSuite suite = new TestSuite("java.util Maps");
    suite.addTest(testsForCheckedMap());
    suite.addTest(testsForCheckedNavigableMap());
    suite.addTest(testsForCheckedSortedMap());