}
    }

    @BeforeEach
    void setUp() throws Exception {
        parent = mock(SmbFile.class);
        when(parent.getLocator()).thenReturn(locator);
        when(treeHandle.getConfig()).thenReturn(config);
        when(treeHandle.acquire()).thenReturn(treeHandle);
        when(treeHandle.getOEMDomainName()).thenReturn("TESTDOMAIN");
    }

    @Test

            samr.SamrSamEntry entry = new samr.SamrSamEntry();
            when(mockNdrBuffer.dec_ndr_long()).thenReturn(1, 100); // idx, _name_bufferp
            when(mockNdrBuffer.dec_ndr_short()).thenReturn(4, 6); // length, maximum_length
            when(mockDeferredBuffer.dec_ndr_long()).thenReturn(-1); // Invalid _name_buffers

            // When/Then: Should throw exception

        // Setup default mock behaviors
        when(ctx.getConfig()).thenReturn(config);
        when(ctx.getNameServiceClient()).thenReturn(nameSvc);
        when(ctx.getCredentials()).thenReturn(creds);
        when(ctx.getTransportPool()).thenReturn(pool);

        // Default config values
        when(config.getLocalAddr()).thenReturn(null);
        when(config.getLocalPort()).thenReturn(0);
        when(config.getSessionLimit()).thenReturn(10);

            int result = 0;
            when(mockBuffer.dec_ndr_short()).thenReturn(4096, 4096, 10, result, 0);
            when(mockBuffer.dec_ndr_long()).thenReturn(12345);
            when(mockBuffer.dec_ndr_small()).thenReturn(1);
            lenient().doNothing().when(mockBuffer).advance(anyInt());
            lenient().when(mockBuffer.align(anyInt())).thenReturn(0);

            // When
            bind.decode_out(mockBuffer);

        lenient().when(mockContext.getConfig()).thenReturn(mockConfig);
        lenient().when(mockContext.getNameServiceClient()).thenReturn(mockNameServiceClient);
        lenient().when(mockNameServiceClient.getLocalHost()).thenReturn(mockLocalHost);
        lenient().when(mockLocalHost.getHostName()).thenReturn("localhost");
        lenient().when(mockConfig.getDefaultDomain()).thenReturn("WORKGROUP");

        byte[] dst = new byte[42];

        // When
        int result = trans2SetFileInformation.writeDataWireFormat(dst, 0);

        // Then
        assertEquals(40, result); // Returns 40 bytes written
    }

    @Test
    void testReadSetupWireFormat() {
        // When
        int result = trans2SetFileInformation.readSetupWireFormat(new byte[0], 0, 0);

        // Then
        assertEquals(0, result);
    }

    void testMessageConstructor() {
        // Given & When
        CIFSUnsupportedCryptoException exception = new CIFSUnsupportedCryptoException(CRYPTO_ERROR_MESSAGE);

        // Then
        assertEquals(CRYPTO_ERROR_MESSAGE, exception.getMessage(), "Message should be preserved");
        assertNull(exception.getCause(), "Cause should be null when not specified");
    }

    @ParameterizedTest

        // When
        String result = Hexdump.toHexString(data);

        // Then
        assertNotNull(result);
        assertEquals("000FFF7F80", result);
    }

    @Test
    @DisplayName("Should handle empty byte array")
    void testToHexStringEmpty() {
        // Given
        byte[] data = {};

        // When
        String result = Hexdump.toHexString(data);

    void testEmptyProperties() throws CIFSException {
        // Given
        Properties emptyProps = new Properties();

        // When
        PropertyConfiguration emptyConfig = new PropertyConfiguration(emptyProps);

        // Then
        assertNotNull(emptyConfig);
        // Hostname may be null when not provided in properties
        // This is expected behavior
    }

    @Test

            samr.SamrSamEntry entry = new samr.SamrSamEntry();
            when(mockNdrBuffer.dec_ndr_long()).thenReturn(1, 100); // idx, _name_bufferp
            when(mockNdrBuffer.dec_ndr_short()).thenReturn(4, 6); // length, maximum_length
            when(mockDeferredBuffer.dec_ndr_long()).thenReturn(-1); // Invalid _name_buffers

            // When/Then: Should throw exception