ImmutableSortedSet.of(LegacyComparable.Z, LegacyComparable.Y);
    assertThat(set2).containsExactly(LegacyComparable.Y, LegacyComparable.Z);
  }

  public void testLegacyComparable_copyOf_collection() {
    ImmutableSortedSet<LegacyComparable> set =
        ImmutableSortedSet.copyOf(LegacyComparable.VALUES_BACKWARD);
    assertTrue(elementsEqual(LegacyComparable.VALUES_FORWARD, set));
  }

        ImmutableSortedSet.of(LegacyComparable.Z, LegacyComparable.Y);
    assertThat(set2).containsExactly(LegacyComparable.Y, LegacyComparable.Z);
  }

  public void testLegacyComparable_copyOf_collection() {
    ImmutableSortedSet<LegacyComparable> set =
        ImmutableSortedSet.copyOf(LegacyComparable.VALUES_BACKWARD);
    assertTrue(elementsEqual(LegacyComparable.VALUES_FORWARD, set));
  }

  @J2ktIncompatible // TODO(b/148207871): Likewise, or once J2KT uses javac instead of Eclipse.
  public void testLegacyComparable() {
    Range<LegacyComparable> unused = Range.closed(LegacyComparable.X, LegacyComparable.Y);
  }

  private static final DiscreteDomain<Integer> UNBOUNDED_DOMAIN =
      new DiscreteDomain<Integer>() {
        @Override
        public Integer next(Integer value) {

  @J2ktIncompatible // TODO(b/148207871): Likewise, or once J2KT uses javac instead of Eclipse.
  public void testLegacyComparable() {
    Range<LegacyComparable> unused = Range.closed(LegacyComparable.X, LegacyComparable.Y);
  }

  private static final DiscreteDomain<Integer> UNBOUNDED_DOMAIN =
      new DiscreteDomain<Integer>() {
        @Override
        public Integer next(Integer value) {