} catch (final UnknownHostException uhe) {}

        snd_buf = new byte[SND_BUF_SIZE];
        rcv_buf = new byte[RCV_BUF_SIZE];
        out = new DatagramPacket(snd_buf, SND_BUF_SIZE, baddr, NAME_SERVICE_UDP_PORT);
        in = new DatagramPacket(rcv_buf, RCV_BUF_SIZE);

        if (RO == null || RO.length() == 0) {

    }

    @Test
    public void test_setFessConfig_notNull() {
        FessConfig mockConfig = new FessConfig.SimpleImpl();
        ComponentUtil.setFessConfig(mockConfig);
        assertSame(mockConfig, ComponentUtil.getFessConfig());
    }

    @Test
    public void test_getFessConfig_cached() {
        FessConfig mockConfig = new FessConfig.SimpleImpl();
        ComponentUtil.setFessConfig(mockConfig);

        if (hasErrors(problems.getProblems())) {
            throw new ToolchainsBuildingException(problems.getProblems());
        }

        return new DefaultToolchainsBuildingResult(userToolchains, problems.getProblems());
    }

    private PersistedToolchains interpolate(PersistedToolchains toolchains, ProblemCollector problems) {

        StringWriter stringWriter = new StringWriter(1024 * 4);
        try {

        java.io.ByteArrayOutputStream baos = new java.io.ByteArrayOutputStream();
        java.io.ObjectOutputStream oos = new java.io.ObjectOutputStream(baos);
        oos.writeObject(exception);
        oos.close();

        // And deserialize
        java.io.ByteArrayInputStream bais = new java.io.ByteArrayInputStream(baos.toByteArray());
        java.io.ObjectInputStream ois = new java.io.ObjectInputStream(bais);

    void testMultipleInstances() {
        // Arrange
        TransPeekNamedPipeResponse response1 = new TransPeekNamedPipeResponse(mockConfig);
        TransPeekNamedPipeResponse response2 = new TransPeekNamedPipeResponse(mockConfig);

        // Act
        byte[] buffer = new byte[10];
        SMBUtil.writeInt2(100, buffer, 0);
        SMBUtil.writeInt2(0, buffer, 2);

            // IbvSendWR sendWR = new IbvSendWR();
            // sendWR.setWr_id(System.nanoTime());
            // sendWR.setOpcode(IbvSendWR.IbvWrOpcode.IBV_WR_SEND.ordinal());
            // sendWR.setSend_flags(IbvSendWR.IBV_SEND_SIGNALED);
            //
            // LinkedList<IbvSge> sgeList = new LinkedList<>();
            // IbvSge sge = new IbvSge();
            // sge.setAddr(disniRegion.getAddress());

            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 {
                        Smb2EchoRequest req = new Smb2EchoRequest(mockConfig);

    for (double x : VALUES) {
      AtomicDouble a = new AtomicDouble(x);
      assertBitEquals(x, a.get());
    }
  }

  /** default constructed initializes to zero */
  public void testConstructor2() {
    AtomicDouble a = new AtomicDouble();
    assertBitEquals(0.0, a.get());
  }

  /** get returns the last value set */
  public void testGetSet() {
    AtomicDouble at = new AtomicDouble(1.0);
    assertBitEquals(1.0, at.get());

        SmbException ex = new SmbException(0, root);
        assertSame(root, ex.getRootCause());
    }

    /**
     * Verify that the string-ctor sets status to {@code NT_STATUS_UNSUCCESSFUL}.
     */
    @Test
    @DisplayName("String constructor sets NT_STATUS_UNSUCCESSFUL status")
    void testStringConstructor() {
        SmbException ex = new SmbException("custom message");

        assertNotNull(exception);
        assertEquals("User is not found: " + username, exception.getMessage());
        assertNull(exception.getCause());
    }

    @Test
    public void test_constructor_withUnicodeCharacters() {
        // Test with username containing Unicode characters
        String username = "ユーザー名";