lenient().when(handle.getMaxRecv()).thenReturn(4280);

        return handle;
    }

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        @Test
        @DisplayName("Should throw DcerpcException for invalid URL format")
        void testConstructor_InvalidUrl() {
            String invalidUrl = "invalid:server";

        when(mockContext.getConfig()).thenReturn(mockConfig);
        echoRequest = new Smb2EchoRequest(mockConfig);
    }

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        @Test
        @DisplayName("Should create echo request with correct command")
        void testConstructor() throws Exception {
            Smb2EchoRequest request = new Smb2EchoRequest(mockConfig);

    @BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);
        echoResponse = new Smb2EchoResponse(mockConfig);
    }

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        @Test
        @DisplayName("Should create response with configuration")
        void testConstructor() {
            Smb2EchoResponse response = new Smb2EchoResponse(mockConfig);

    void setUp() {
        mockConfig = mock(Configuration.class);
        notification = new Smb2OplockBreakNotification(mockConfig);
    }

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        @Test
        @DisplayName("Should create notification with configuration")
        void testConstructorWithConfiguration() {

        when(mockConfig.isRequireSecureNegotiate()).thenReturn(false);
        response = new TestServerMessageBlock2Response(mockConfig);
    }

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        @Test
        @DisplayName("Should construct with config only")
        void testConstructorWithConfig() {

        new SecureRandom().nextBytes(testFileId);
        request = new Smb2WriteRequest(mockConfig, testFileId);
    }

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        @Test
        @DisplayName("Should create request with configuration and file ID")
        void testConstructor() {
            Smb2WriteRequest writeRequest = new Smb2WriteRequest(mockConfig, testFileId);

            assertThrows(DcerpcException.class, () -> DcerpcHandle.parseBinding("ncacn_np:server"));
        }
    }

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        @Test
        @DisplayName("Should create handle with context only")
        void testConstructorWithContextOnly() {
            // When: Creating handle with context only

 */
@DisplayName("SmbComNtCancel Tests")
class SmbComNtCancelTest {

    private static final byte SMB_COM_NT_CANCEL = (byte) 0xA4;

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        private Configuration mockConfig;

        @BeforeEach
        void setUp() {
            mockConfig = mock(Configuration.class);
            when(mockConfig.getPid()).thenReturn(12345);
        }

            assertThrows(StringIndexOutOfBoundsException.class, () -> UniAddress.isDotQuadIP(""));
        }
    }

    @Nested
    @DisplayName("Constructor tests")
    class ConstructorTests {

        @Test
        void shouldConstructWithInetAddress() throws UnknownHostException {
            InetAddress inetAddress = InetAddress.getByName("127.0.0.1");

    private static final byte[] NODE = { (byte) 0xAA, (byte) 0xBB, (byte) 0xCC, (byte) 0xDD, (byte) 0xEE, (byte) 0xFF };

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        @Test
        @DisplayName("Constructor with rpc.uuid_t should copy all fields correctly")
        void testConstructorWithRpcUuidT() {
            // Arrange