}

        @ParameterizedTest
        @ValueSource(ints = { 1, 3, 5, 10, 20 })
        @DisplayName("Should encode various hash algorithm counts correctly")
        void testEncodeVariousHashAlgoCounts(int algoCount) {
            int[] hashAlgos = new int[algoCount];
            for (int i = 0; i < algoCount; i++) {
                hashAlgos[i] = i + 1;
            }

    private static final int TEST_LENGTH = TEST_DATA.length;

    @BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);
    }

    @Test
    @DisplayName("Test constructor initializes fields correctly")
    void testConstructor() {
        // Act
        TransTransactNamedPipe trans = new TransTransactNamedPipe(mockConfig, TEST_FID, TEST_DATA, TEST_OFFSET, TEST_LENGTH);

        // Assert
        assertNotNull(trans);

        assertEquals(SmbOperationException.ErrorCategory.NETWORK, exception.getErrorCategory());
        assertTrue(exception.isRetryable());
    }

    @Test
    @DisplayName("Should handle retry policy correctly")
    void testRetryPolicy() {
        // Given
        SmbOperationException.RetryPolicy policy = new SmbOperationException.RetryPolicy(3, 1000, 10000, 2.0, true);

import jcifs.BaseTest;

/**
 * Test class for Crypto utility functionality
 */
@DisplayName("Crypto Utility Tests")
class CryptoTest extends BaseTest {

    @Test
    @DisplayName("Should calculate MD4 hash correctly")
    void testMD4Hash() {
        // Given
        String input = "Hello World";
        byte[] data = input.getBytes();

        // When
        MessageDigest md4 = Crypto.getMD4();

            return 0;
        }
    }

    @Nested
    @DisplayName("Interface Contract Tests")
    class InterfaceContractTests {

        @Test
        @DisplayName("Interface should be correctly implemented by mock")
        void testInterfaceImplementation() {
            CreateContextResponse response = mock(CreateContextResponse.class);
            assertNotNull(response);

        verify(mockBuffer).dec_ndr_long();
    }

    /**
     * Test case for the encode method when it throws an NdrException.
     * Verifies that the exception is correctly propagated.
     */
    @Test
    void testEncodeThrowsNdrException() {
        // Given
        ndrObject.setThrowOnEncode(true);

        // When & Then
        assertThrows(NdrException.class, () -> {

    class FlagConstantsTests {

        @Test
        @DisplayName("Should have correct shared lock flag value")
        void testSharedLockFlag() {
            assertEquals(0x1, Smb2Lock.SMB2_LOCKFLAG_SHARED_LOCK);
        }

        @Test
        @DisplayName("Should have correct exclusive lock flag value")
        void testExclusiveLockFlag() {

        }
    }

    @Nested
    @DisplayName("Flag Operations Tests")
    class FlagOperationsTests {

        @Test
        @DisplayName("Should add flags correctly")
        void testAddFlags() {
            assertEquals(0, testMessage.getFlags());
            testMessage.addFlags(ServerMessageBlock2.SMB2_FLAGS_SIGNED);

                Arguments.of(0x7FFFFFFF, new byte[] { (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0x7F }));
    }

    @ParameterizedTest
    @MethodSource("int32Provider")
    @DisplayName("readParameterWordsWireFormat correctly decodes 32-bit offset")
    void testReadParameterWords(int expectedInt, byte[] bytes) {
        // The implementation reads via SMBUtil.readInt4 which returns an int
        // When assigned to a long field, it gets sign-extended

        key.encode(buffer, 2);

        for (int i = 0; i < 16; i++) {
            assertEquals(testBytes[i], buffer[i + 2]);
        }
    }

    @Test
    @DisplayName("Should implement equals correctly")
    void testEquals() {
        byte[] testBytes1 = new byte[] { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10 };
        byte[] testBytes2 = Arrays.copyOf(testBytes1, 16);