assertThat(result).asList().containsExactly("a", "b").inOrder();
  }

  @GwtIncompatible // ObjectArrays.concat(Object[], Object[], Class)
  public void testConcatNonemptyEmpty() {
    String[] result = ObjectArrays.concat(new String[] {"a", "b"}, new String[0], String.class);
    assertEquals(String[].class, result.getClass());
    assertThat(result).asList().containsExactly("a", "b").inOrder();
  }

      top.offerAll(list);
      assertThat(top.topK()).containsExactly(1, 2).inOrder();
    }
  }

  public void testDifferentComparator() {
    TopKSelector<String> top = TopKSelector.least(3, String.CASE_INSENSITIVE_ORDER);
    top.offerAll(ImmutableList.of("a", "B", "c", "D", "e", "F"));
    assertThat(top.topK()).containsExactly("a", "B", "c").inOrder();
  }

  public void testWorstCase() {
    int n = 2000000;

      table.put("r" + i, "c" + i, "v" + i);
    }
    assertThat(table.rowKeySet()).containsExactly("r0", "r1", "r2", "r3", "r4").inOrder();
    assertThat(table.columnKeySet()).containsExactly("c0", "c1", "c2", "c3", "c4").inOrder();
    assertThat(table.values()).containsExactly("v0", "v1", "v2", "v3", "v4").inOrder();
  }

  public void testCreateWithValidSizes() {
    Table<String, Integer, Character> table1 = HashBasedTable.create(100, 20);

          @Override
          public Iterator<Integer> iterator() {
            return newDoubler(2, 32);
          }
        };
    assertThat(doubled).containsExactly(2, 4, 8, 16, 32).inOrder();
  }

  public void testSampleCode() {
    Iterable<Integer> actual =
        new Iterable<Integer>() {
          @Override
          public Iterator<Integer> iterator() {
            Iterator<Integer> powersOfTwo =

            s1,
            s2, // those string subscribers aren't actually dispatched to until all integer
            s1,
            s2 // subscribers have finished.
            )
        .inOrder();
  }

  public void testLegacyAsyncDispatcher() {
    dispatcher = Dispatcher.legacyAsync();

    final CyclicBarrier barrier = new CyclicBarrier(2);
    final CountDownLatch latch = new CountDownLatch(2);

    assertThat(map.entrySet())
        .containsExactly(
            Helpers.mapEntry(AnEnum.A, "a"),
            Helpers.mapEntry(AnEnum.C, "c"),
            Helpers.mapEntry(AnEnum.E, "e"))
        .inOrder();
  }

  public void testToImmutableEnumMap() {
    Collector<Entry<AnEnum, Integer>, ?, ImmutableMap<AnEnum, Integer>> collector =
        Maps.toImmutableEnumMap(Entry::getKey, Entry::getValue);

 *
 * <p>{@code Iterator} requires its implementations to support querying the end-of-data status
 * without changing the iterator's state, using the {@link #hasNext} method. But many data sources,
 * such as {@link java.io.Reader#read()}, do not expose this information; the only way to discover
 * whether there is any data left is by trying to retrieve it. These types of data sources are

    multimap.putAll("foo", asList(1, 2, 3, 4, 5));
    List<Integer> list = multimap.get("foo");
    assertThat(multimap.get("foo")).containsExactly(1, 2, 3, 4, 5).inOrder();
    List<Integer> sublist = list.subList(0, 5);
    assertThat(sublist).containsExactly(1, 2, 3, 4, 5).inOrder();

    sublist.clear();
    assertTrue(sublist.isEmpty());
    multimap.put("foo", 6);

    try {
      sublist.isEmpty();

            s1,
            s2, // those string subscribers aren't actually dispatched to until all integer
            s1,
            s2 // subscribers have finished.
            )
        .inOrder();
  }

  public void testLegacyAsyncDispatcher() {
    dispatcher = Dispatcher.legacyAsync();

    final CyclicBarrier barrier = new CyclicBarrier(2);
    final CountDownLatch latch = new CountDownLatch(2);

    assertEquals(1, service.shutDownCalled);
    assertEquals(Service.State.TERMINATED, service.state());
    assertThat(service.transitionStates)
        .containsExactly(Service.State.STARTING, Service.State.STOPPING)
        .inOrder();
  }

  public void testStop_failed() {
    final Exception exception = new Exception("deliberate");
    TestService service =
        new TestService() {
          @Override