assertThat(caught).isEqualTo(thrownException);
    }

    assertTrue(c1.isClosed());
    assertTrue(c2.isClosed());

    ImmutableSet<Throwable> suppressed = ImmutableSet.copyOf(thrownException.getSuppressed());
    assertEquals(2, suppressed.size());

    assertEquals(ImmutableSet.of(c1Exception, c2Exception), suppressed);
  }

  public void testNullCloseable() throws IOException {
    Closer closer = Closer.create();

    ImmutableSet<String> set = ImmutableSortedSet.of("a", "e", "i", "o", "u").subSet("c", "r");
    ImmutableList<String> list = set.asList();
    assertTrue(list instanceof ImmutableSortedAsList);
    ImmutableList<String> copy = SerializableTester.reserializeAndAssert(list);
    assertTrue(copy instanceof ImmutableSortedAsList);
  }

  public void testAsListInconsistentComparator() {
    ImmutableSet<String> set =

                    for (String s : elements) {
                      checkArgument(set.add(s));
                      builder.addCopies(s, 2);
                    }
                    ImmutableSet<String> elementSet =
                        (ImmutableSet<String>) builder.build().elementSet();
                    return elementSet.asList();
                  }
                })
            .named("ImmutableMultiset.elementSet.asList")

    return Ordering.from(comparator).immutableSortedCopy((Iterable<@NonNull E>) getDelegate());
  }

  /**
   * Returns an {@code ImmutableSet} containing all of the elements from this fluent iterable with
   * duplicates removed.
   *
   * <p><b>{@code Stream} equivalent:</b> pass {@link ImmutableSet#toImmutableSet} to {@code
   * stream.collect()}.
   *
   * @throws NullPointerException if any element is {@code null}

    return Ordering.from(comparator).immutableSortedCopy((Iterable<@NonNull E>) getDelegate());
  }

  /**
   * Returns an {@code ImmutableSet} containing all of the elements from this fluent iterable with
   * duplicates removed.
   *
   * <p><b>{@code Stream} equivalent:</b> pass {@link ImmutableSet#toImmutableSet} to {@code
   * stream.collect()}.
   *
   * @throws NullPointerException if any element is {@code null}

  }

  @Override
  public ImmutableSet<Range<C>> asRanges() {
    if (ranges.isEmpty()) {
      return ImmutableSet.of();
    }
    return new RegularImmutableSortedSet<>(ranges, rangeLexOrdering());
  }

  @Override
  public ImmutableSet<Range<C>> asDescendingSetOfRanges() {
    if (ranges.isEmpty()) {
      return ImmutableSet.of();
    }

        MediaType.parse("text/plain; a=1; a=2").withParameters("a", ImmutableSet.<String>of()));
    assertEquals(
        MediaType.parse("text/plain; a=1"),
        MediaType.parse("text/plain").withParameters("a", ImmutableSet.of("1")));
    assertEquals(
        MediaType.parse("text/plain; a=1"),
        MediaType.parse("text/plain; a=1; a=2").withParameters("a", ImmutableSet.of("1")));
    assertEquals(

  }

  @Override
  public ImmutableSet<Range<C>> asRanges() {
    if (ranges.isEmpty()) {
      return ImmutableSet.of();
    }
    return new RegularImmutableSortedSet<>(ranges, rangeLexOrdering());
  }

  @Override
  public ImmutableSet<Range<C>> asDescendingSetOfRanges() {
    if (ranges.isEmpty()) {
      return ImmutableSet.of();
    }

                    for (String s : elements) {
                      checkArgument(set.add(s));
                      builder.addCopies(s, 2);
                    }
                    ImmutableSet<String> elementSet =
                        (ImmutableSet<String>) builder.build().elementSet();
                    return elementSet.asList();
                  }
                })
            .named("ImmutableMultiset.elementSet.asList")

/**
 * Tests for the MacHashFunction.
 *
 * @author Kurt Alfred Kluever
 */
@NullUnmarked
public class MacHashFunctionTest extends TestCase {

  private static final ImmutableSet<String> INPUTS = ImmutableSet.of("", "Z", "foobar");

  private static final SecretKey MD5_KEY =
      new SecretKeySpec("secret key".getBytes(UTF_8), "HmacMD5");
  private static final SecretKey SHA1_KEY =