assertTrue(range.encloses(Range.openClosed(2, 5)));
    assertTrue(range.encloses(Range.closedOpen(2, 5)));
    assertTrue(range.encloses(Range.closed(3, 5)));
    assertTrue(range.encloses(Range.closed(2, 4)));

    assertFalse(range.encloses(Range.open(1, 6)));
    assertFalse(range.encloses(Range.greaterThan(3)));
    assertFalse(range.encloses(Range.lessThan(3)));
    assertFalse(range.encloses(Range.atLeast(3)));

    assertFalse(rangeSet.intersects(Range.greaterThan(7)));

    assertTrue(rangeSet.encloses(Range.closed(3, 4)));
    assertTrue(rangeSet.encloses(Range.closedOpen(1, 4)));
    assertTrue(rangeSet.encloses(Range.closedOpen(1, 5)));
    assertFalse(rangeSet.encloses(Range.greaterThan(2)));

    assertTrue(rangeSet.contains(3));
    assertFalse(rangeSet.contains(5));

    assertTrue(range.encloses(Range.openClosed(2, 5)));
    assertTrue(range.encloses(Range.closedOpen(2, 5)));
    assertTrue(range.encloses(Range.closed(3, 5)));
    assertTrue(range.encloses(Range.closed(2, 4)));

    assertFalse(range.encloses(Range.open(1, 6)));
    assertFalse(range.encloses(Range.greaterThan(3)));
    assertFalse(range.encloses(Range.lessThan(3)));
    assertFalse(range.encloses(Range.atLeast(3)));

   * Returns {@code true} if there exists a member range in this range set which {@linkplain
   * Range#encloses encloses} the specified range.
   */
  boolean encloses(Range<C> otherRange);

  /**
   * Returns {@code true} if for each member range in {@code other} there exists a member range in
   * this range set which {@linkplain Range#encloses encloses} it. It follows that {@code

    assertFalse(rangeSet.intersects(Range.greaterThan(7)));

    assertTrue(rangeSet.encloses(Range.closed(3, 4)));
    assertTrue(rangeSet.encloses(Range.closedOpen(1, 4)));
    assertTrue(rangeSet.encloses(Range.closedOpen(1, 5)));
    assertFalse(rangeSet.encloses(Range.greaterThan(2)));

    assertTrue(rangeSet.contains(3));
    assertFalse(rangeSet.contains(5));

  public boolean enclosesAll(RangeSet<C> other) {
    return enclosesAll(other.asRanges());
  }

  @Override
  public boolean enclosesAll(Iterable<Range<C>> ranges) {
    for (Range<C> range : ranges) {
      if (!encloses(range)) {
        return false;
      }
    }
    return true;
  }

  @Override
  public void addAll(RangeSet<C> other) {
    addAll(other.asRanges());
  }

  @Override

   * range. Examples:
   *
   * <ul>
   *   <li>{@code [3..6]} encloses {@code [4..5]}
   *   <li>{@code (3..6)} encloses {@code (3..6)}
   *   <li>{@code [3..6]} encloses {@code [4..4)} (even though the latter is empty)
   *   <li>{@code (3..6]} does not enclose {@code [3..6]}
   *   <li>{@code [4..5]} does not enclose {@code (3..6)} (even though it contains every value
   *       contained by the latter range)

   * for {@code asMapOfRanges().iterator().remove()}.
   *
   * <p>The returned range map will throw an {@link IllegalArgumentException} on an attempt to
   * insert a range not {@linkplain Range#encloses(Range) enclosed} by {@code range}.
   */
  // TODO(cpovirk): Consider documenting that IAE on the various methods that can throw it.
  RangeMap<K, V> subRangeMap(Range<K> range);

  /**

  }

  @Override
  public boolean encloses(Range<C> otherRange) {
    int index =
        SortedLists.binarySearch(
            ranges,
            Range::lowerBound,
            otherRange.lowerBound,
            Ordering.natural(),
            ANY_PRESENT,
            NEXT_LOWER);
    return index != -1 && ranges.get(index).encloses(otherRange);
  }

  @Override
  @CheckForNull

  }

  @Override
  public boolean encloses(Range<C> otherRange) {
    int index =
        SortedLists.binarySearch(
            ranges,
            Range::lowerBound,
            otherRange.lowerBound,
            Ordering.natural(),
            ANY_PRESENT,
            NEXT_LOWER);
    return index != -1 && ranges.get(index).encloses(otherRange);
  }

  @Override
  @CheckForNull