private static final ByteSource BROKEN_CLOSE_SOURCE =
      new TestByteSource(new byte[10], CLOSE_THROWS);
  private static final ByteSource BROKEN_OPEN_SOURCE =
      new TestByteSource(new byte[10], OPEN_THROWS);
  private static final ByteSource BROKEN_READ_SOURCE =
      new TestByteSource(new byte[10], READ_THROWS);
  private static final ByteSink BROKEN_CLOSE_SINK = new TestByteSink(CLOSE_THROWS);

    assertEquals(set, Sets.subSet(set, Range.closed(0, 12)));
    assertEquals(ImmutableSortedSet.of(2, 4), Sets.subSet(set, Range.closed(0, 4)));
    assertEquals(ImmutableSortedSet.of(2, 4, 6), Sets.subSet(set, Range.closed(2, 6)));
    assertEquals(ImmutableSortedSet.of(4, 6), Sets.subSet(set, Range.closed(3, 7)));
    assertEquals(empty, Sets.subSet(set, Range.closed(20, 30)));

    TestInputStream in = new TestInputStream(new ByteArrayInputStream(new byte[10]));
    assertFalse(in.closed());
    sink.writeFrom(in);
    assertFalse(in.closed());
  }

  public void testClosesOnErrors_copyingFromByteSourceThatThrows() {
    for (TestOption option : EnumSet.of(OPEN_THROWS, READ_THROWS, CLOSE_THROWS)) {
      TestByteSource failSource = new TestByteSource(new byte[10], option);

   * (inclusive) to {@code upper} (inclusive). (These are the same values contained in {@code
   * Range.closed(lower, upper)}.)
   *
   * @throws IllegalArgumentException if {@code lower} is greater than {@code upper}
   * @since 23.0
   */
  public static ContiguousSet<Integer> closed(int lower, int upper) {
    return create(Range.closed(lower, upper), DiscreteDomain.integers());
  }

  /**

    if (compareAndUpdateState(OPEN, WILL_CLOSE)) {
      logger.get().log(FINER, "will close {0}", this);
      future.addListener(
          new Runnable() {
            @Override
            public void run() {
              checkAndUpdateState(WILL_CLOSE, CLOSING);
              close();
              checkAndUpdateState(CLOSING, CLOSED);
            }
          },

    }
  }

  // Avoid infinite recursion if a closeable's close() method throws RejectedExecutionException and
  // is closed using the direct executor.
  public void testCloseThrowsRejectedExecutionException() throws Exception {
    doThrow(new RejectedExecutionException()).when(mockCloseable).close();
    ClosingFuture<Closeable> closingFuture =
        ClosingFuture.submit(

 * ("open"). If a range is unbounded on a side, it is neither open nor closed on that side; the
 * bound simply does not exist.
 *
 * @since 10.0
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public enum BoundType {
  /** The endpoint value <i>is not</i> considered part of the set ("exclusive"). */
  OPEN(false),
  CLOSED(true);

  final boolean inclusive;

    rangeSet.add(Range.closed(3, 6));
    rangeSet.remove(Range.closed(6, 9));
    testInvariants(rangeSet);
    assertThat(rangeSet.asRanges()).containsExactly(Range.closedOpen(3, 6));
  }

  public void testRemoveExact() {
    TreeRangeSet<Integer> rangeSet = TreeRangeSet.create();
    rangeSet.add(Range.closed(3, 6));
    rangeSet.remove(Range.closed(3, 6));
    testInvariants(rangeSet);

        new TestInputStream(new ByteArrayInputStream(new byte[1]), TestOption.CLOSE_THROWS);
    Closeables.closeQuietly(in);
    assertTrue(in.closed());
  }

  public void testCloseQuietly_readerWithEatenException() throws IOException {
    TestReader in = new TestReader(TestOption.CLOSE_THROWS);
    Closeables.closeQuietly(in);
    assertTrue(in.closed());
  }

  public void testCloseNull() throws IOException {

  static final CharSource BROKEN_CLOSE_SOURCE = new TestCharSource("ABC", CLOSE_THROWS);
  static final CharSource BROKEN_OPEN_SOURCE = new TestCharSource("ABC", OPEN_THROWS);
  static final CharSink BROKEN_WRITE_SINK = new TestCharSink(WRITE_THROWS);
  static final CharSink BROKEN_CLOSE_SINK = new TestCharSink(CLOSE_THROWS);
  static final CharSink BROKEN_OPEN_SINK = new TestCharSink(OPEN_THROWS);