if (smbUrl == null || smbUrl.isEmpty()) {
            throw new SmbException("SMB URL cannot be null or empty");
        }

        // Check URL format
        if (!smbUrl.toLowerCase().startsWith("smb://")) {
            throw new SmbException("Invalid SMB URL format");
        }

        try {
            URL url = new URL(null, smbUrl, new jcifs.smb.Handler());

            // Validate host

    void testWriteSetupWireFormat() {
        byte[] buffer = new byte[100];
        int result = response.writeSetupWireFormat(buffer, 0);

        assertEquals(0, result);
    }

    @Test
    @DisplayName("Test writeParametersWireFormat returns 0")
    void testWriteParametersWireFormat() {
        byte[] buffer = new byte[100];
        int result = response.writeParametersWireFormat(buffer, 0);

                if (context == null) {
                    context = new byte[8];
                }
            }
            int data = 32;
            if (context != null) {
                data += 8;
            }
            if (targetInformation != null) {
                data += 8;
            }
            final byte[] type2 = new byte[data + target.length + (targetInformation != null ? targetInformation.length : 0)];

        List<FileNotifyInformation> info = new ArrayList<>();
        NotifyResponse resp = mock(NotifyResponse.class);
        when(resp.isReceived()).thenReturn(true);
        when(resp.getErrorCode()).thenReturn(0);
        when(resp.getNotifyInformation()).thenReturn(info);
        setupSmb2(resp, new byte[16]);
        SmbWatchHandleImpl sut = new SmbWatchHandleImpl(handle, 0x1234, true);

        Properties props = new Properties();
        props.setProperty("jcifs.smb.client.useMultiChannel", "false");

        PropertyConfiguration config = new PropertyConfiguration(props);
        assertFalse(config.isUseMultiChannel());

        props.setProperty("jcifs.smb.client.useMultiChannel", "true");
        config = new PropertyConfiguration(props);
        assertTrue(config.isUseMultiChannel());

    void testType1MessageFromBytes() throws IOException {
        // Given - Create a Type 1 message and convert to bytes
        Type1Message original = new Type1Message(mockContext);
        byte[] messageBytes = original.toByteArray();

        // When
        Type1Message parsed = new Type1Message(messageBytes);

        // Then
        // Note: getType() method does not exist in Type1Message

        FileUtil.writeBytes(propertiesFile.getAbsolutePath(), new byte[0]);
        propertiesFile.deleteOnExit();
        DynamicProperties systemProps = new DynamicProperties(propertiesFile);
        ComponentUtil.register(systemProps, "systemProperties");
        userAgentHelper = new UserAgentHelper();
        ComponentUtil.register(userAgentHelper, "userAgentHelper");
        pathMappingHelper = new PathMappingHelper();
        pathMappingHelper.init();

  public final String clientSecret;
  public final int port;

  public SlackApi(String clientId, String clientSecret, int port) {
    this.httpClient = new OkHttpClient.Builder()
        .build();
    this.moshi = new Moshi.Builder()
        .add(new SlackJsonAdapters())
        .build();
    this.clientId = clientId;
    this.clientSecret = clientSecret;
    this.port = port;
  }

    void messageAndCauseConstructor_setsMessageCause_andUnsuccessfulStatus(String msg) {
        // Arrange
        Throwable cause = new IllegalStateException("root cause");

        // Act
        SMBSignatureValidationException ex = new SMBSignatureValidationException(msg, cause);

        // Assert
        if (msg == null) {
            assertNull(ex.getMessage(), "Null message should remain null");

        assertEquals(new BigDecimal("100"), BigDecimalConversionUtil.toBigDecimal(Integer.valueOf(100)));
        assertEquals(new BigDecimal("1000"), BigDecimalConversionUtil.toBigDecimal(Long.valueOf(1000L)));

        assertEquals(0, new BigDecimal("0.1").compareTo(BigDecimalConversionUtil.toBigDecimal(Float.valueOf(0.1F))));