}

  public void testClassCreate() {
    Multiset<Color> ms = EnumMultiset.create(Color.class);
    ms.add(Color.RED);
    ms.add(Color.YELLOW);
    ms.add(Color.RED);
    assertEquals(0, ms.count(Color.BLUE));
    assertEquals(1, ms.count(Color.YELLOW));
    assertEquals(2, ms.count(Color.RED));
  }

  public void testCollectionCreate() {
    Multiset<Color> ms = EnumMultiset.create(asList(Color.RED, Color.YELLOW, Color.RED));

  protected void setDelays() {
    SHORT_DELAY_MS = getShortDelay();
    SMALL_DELAY_MS = SHORT_DELAY_MS * 5;
    MEDIUM_DELAY_MS = SHORT_DELAY_MS * 10;
    LONG_DELAY_MS = SHORT_DELAY_MS * 200;
  }

  /**
   * Returns a timeout in milliseconds to be used in tests that verify that operations block or time
   * out.
   */
  long timeoutMillis() {
    return SHORT_DELAY_MS / 4;
  }

  }

  public void testCallWithTimeout_goodCallableWithEnoughTime() throws Exception {
    Stopwatch stopwatch = Stopwatch.createStarted();

    String result = service.callWithTimeout(GOOD_CALLABLE, ENOUGH_MS, MILLISECONDS);

    assertThat(result).isEqualTo(GOOD_CALLABLE_RESULT);
    assertThat(stopwatch.elapsed(MILLISECONDS)).isIn(Range.closed(DELAY_MS, ENOUGH_MS));
  }

  public void testToString() {
    Multiset<String> ms = LinkedHashMultiset.create();
    ms.add("a", 3);
    ms.add("c", 1);
    ms.add("b", 2);

    assertEquals("[a x 3, c, b x 2]", ms.toString());
  }

  public void testLosesPlaceInLine() throws Exception {
    Multiset<String> ms = LinkedHashMultiset.create();
    ms.add("a");
    ms.add("b", 2);
    ms.add("c");

  protected void setDelays() {
    SHORT_DELAY_MS = getShortDelay();
    SMALL_DELAY_MS = SHORT_DELAY_MS * 5;
    MEDIUM_DELAY_MS = SHORT_DELAY_MS * 10;
    LONG_DELAY_MS = SHORT_DELAY_MS * 200;
  }

  /**
   * Returns a timeout in milliseconds to be used in tests that verify that operations block or time
   * out.
   */
  long timeoutMillis() {
    return SHORT_DELAY_MS / 4;
  }

  }

  public void testToString() {
    Multiset<String> ms = TreeMultiset.create();
    ms.add("a", 3);
    ms.add("c", 1);
    ms.add("b", 2);

    assertEquals("[a x 3, b x 2, c]", ms.toString());
  }

  public void testElementSetSortedSetMethods() {
    TreeMultiset<String> ms = TreeMultiset.create();
    ms.add("c", 1);
    ms.add("a", 3);
    ms.add("b", 2);
    SortedSet<String> elementSet = ms.elementSet();

  }

  public void testToString() {
    Multiset<String> ms = TreeMultiset.create();
    ms.add("a", 3);
    ms.add("c", 1);
    ms.add("b", 2);

    assertEquals("[a x 3, b x 2, c]", ms.toString());
  }

  public void testElementSetSortedSetMethods() {
    TreeMultiset<String> ms = TreeMultiset.create();
    ms.add("c", 1);
    ms.add("a", 3);
    ms.add("b", 2);
    SortedSet<String> elementSet = ms.elementSet();

  }

  public void testCallWithTimeout_goodCallableWithEnoughTime() throws Exception {
    Stopwatch stopwatch = Stopwatch.createStarted();

    String result = service.callWithTimeout(GOOD_CALLABLE, ENOUGH_MS, MILLISECONDS);

    assertThat(result).isEqualTo(GOOD_CALLABLE_RESULT);
    assertThat(stopwatch.elapsed(MILLISECONDS)).isIn(Range.closed(DELAY_MS, ENOUGH_MS));
  }

                    callableThrowing(exception), DELAY_MS, TimeUnit.MILLISECONDS));
    assertThat(e.getCause()).isEqualTo(exception);
  }

  public void testCallUninterruptiblyWithTimeout_propagatesReturnValue() throws Exception {
    String result =
        timeLimiter.callUninterruptiblyWithTimeout(
            Callables.returning(RETURN_VALUE), DELAY_MS, TimeUnit.MILLISECONDS);

    assertThat(result).isEqualTo(RETURN_VALUE);

                  @Override
                  protected Multiset<String> create(String[] elements) {
                    Multiset<String> ms = new NoRemoveMultiset<>();
                    Collections.addAll(ms, elements);
                    return ms;
                  }
                })
            .named("NoRemoveMultiset")
            .withFeatures(
                CollectionSize.ANY,