MILLISECONDS.sleep(DELAY_MS);
          throw new SampleException();
        }
      };
  private static final Runnable GOOD_RUNNABLE =
      new Runnable() {
        @Override
        public void run() {
          try {
            MILLISECONDS.sleep(DELAY_MS);
          } catch (InterruptedException e) {
            throw new RuntimeException(e);
          }
        }
      };

  public static Test suite() {
    TestSuite suite = new TestSuite();
    suite.addTestSuite(SimpleAbstractMultisetTest.class);
    suite.addTest(
        MultisetTestSuiteBuilder.using(
                new TestStringMultisetGenerator() {
                  @Override
                  protected Multiset<String> create(String[] elements) {
                    Multiset<String> ms = new NoRemoveMultiset<>();

      throw new UnsupportedOperationException();
    }

    @Override
    public boolean isShutdown() {
      throw new UnsupportedOperationException();
    }

    @Override
    public boolean isTerminated() {
      throw new UnsupportedOperationException();
    }

    @Override
    public void shutdown() {
      throw new UnsupportedOperationException();
    }

        SessionRetargetResponsePacket packet = new SessionRetargetResponsePacket();
        assertEquals(SessionServicePacket.SESSION_RETARGET_RESPONSE, packet.type);
        assertEquals(6, packet.length);
    }

    @Test
    void writeTrailerWireFormatShouldReturnZero() {
        // Test that writeTrailerWireFormat always returns 0, as per its implementation.
        SessionRetargetResponsePacket packet = new SessionRetargetResponsePacket();

            int threadCount = 10;
            Thread[] threads = new Thread[threadCount];
            boolean[] success = new boolean[threadCount];

            for (int i = 0; i < threadCount; i++) {
                final int index = i;
                threads[i] = new Thread(() -> {
                    try {
                        byte[] buffer = new byte[10];
                        if (index % 2 == 0) {

      if (javaImpl.compare(ba3, ba4) == 0) {
        throw new Error(); // deoptimization
      }
    }
  }

  @Benchmark
  void diffLastUnsafe(int reps) {
    for (int i = 0; i < reps; ++i) {
      if (unsafeImpl.compare(ba3, ba4) == 0) {
        throw new Error(); // deoptimization
      }
    }
  }

  /*
  try {
    UnsignedBytesBenchmark bench = new UnsignedBytesBenchmark();
    bench.length = 1024;

  private final TearDownStack tearDownStack = new TearDownStack(true);
  private final CountDownLatch enterRun = new CountDownLatch(1);
  private final CountDownLatch exitRun = new CountDownLatch(1);

  private Thread executionThread;
  private Throwable thrownByExecutionThread;
  private final Executor exceptionCatchingExecutor =
      new Executor() {
        @Override
        public void execute(Runnable command) {

        when(enc.encryptMessage(any(byte[].class), eq(99L))).thenReturn(new byte[] { 9, 9 });
        when(enc.decryptMessage(any(byte[].class))).thenReturn(new byte[] { 7, 7 });

        assertTrue(session.isEncryptionEnabled());
        assertSame(enc, session.getEncryptionContext());

        byte[] encOut = session.encryptMessage(new byte[] { 1, 2, 3 });
        assertArrayEquals(new byte[] { 9, 9 }, encOut);

        try (InputStream in = Files.newInputStream(input.toPath())) {
            InputSource source = InputSource.of(input.toString());
            return new Settings(new SettingsStaxReader().read(in, isStrict(options), source));
        } catch (XMLStreamException e) {
            throw new SettingsParseException(
                    e.getMessage(),
                    e.getLocation().getLineNumber(),

    checkEntryNotNull(k1, v1);
    return new SingletonImmutableBiMap<K, V>(k1, v1);
  }

  public static <K, V> ImmutableBiMap<K, V> of(K k1, V v1, K k2, V v2) {
    return new RegularImmutableBiMap<K, V>(ImmutableMap.of(k1, v1, k2, v2));
  }

  public static <K, V> ImmutableBiMap<K, V> of(K k1, V v1, K k2, V v2, K k3, V v3) {
    return new RegularImmutableBiMap<K, V>(ImmutableMap.of(k1, v1, k2, v2, k3, v3));
  }