// Arrange
        int access = 0x01;
        int errorCode = 0xC0000022; // Example error code (STATUS_ACCESS_DENIED)
        // Simulate RPC error
        doAnswer(invocation -> {
            MsrpcSamrOpenDomain rpc = invocation.getArgument(0);
            rpc.retval = errorCode; // Simulate error
            return null;
        }).when(mockDcerpcHandle).sendrecv(any(MsrpcSamrOpenDomain.class));

        // Act & Assert

        int access = 123;

        // Mock the behavior of sendrecv for MsrpcLsarOpenPolicy2
        doAnswer(invocation -> {
            MsrpcLsarOpenPolicy2 rpc = invocation.getArgument(0);
            rpc.retval = 0; // Simulate success
            return null;
        }).when(mockDcerpcHandle).sendrecv(any(MsrpcLsarOpenPolicy2.class));

        // Act
        LsaPolicyHandle handle = new LsaPolicyHandle(mockDcerpcHandle, server, access);

        if (serverSocket == null) {
            throw new IOException("Service not started");
        }
        return serverSocket.getLocalPort();
    }

    /**
     * Simulate a witness registration
     *
     * @param shareName the share name
     * @param serverAddress the server address
     * @param flags the registration flags
     * @return the registration ID
     */

    @Test
    void testGetGrantedCredits() {
        // Simulate granted credits
        when(mockResponse.getGrantedCredits()).thenReturn(100);
        assertEquals(100, mockResponse.getGrantedCredits());

        // Verify the method was called
        verify(mockResponse, times(1)).getGrantedCredits();
    }

    @Test
    void testGetErrorCode() {
        // Simulate error code

        }

        try {
            // In real implementation, this would perform RDMA read into the buffer
            // For skeleton implementation, simulate reading the requested amount
            int bytesToRead = Math.min(length, buffer.remaining());

            // Simulate RDMA read operation
            log.debug("DiSNI RDMA read request: {} bytes from remote address 0x{}", bytesToRead, Long.toHexString(remoteAddress));

        int access = 123;

        // Mock the behavior of sendrecv for MsrpcLsarOpenPolicy2
        doAnswer(invocation -> {
            MsrpcLsarOpenPolicy2 rpc = invocation.getArgument(0);
            rpc.retval = 0; // Simulate success
            return null;
        }).when(mockDcerpcHandle).sendrecv(any(MsrpcLsarOpenPolicy2.class));

        // Act
        LsaPolicyHandle handle = new LsaPolicyHandle(mockDcerpcHandle, server, access);

        assertFalse(result); // AbstractCIFSContext always returns false for close()
        assertTrue(context.isCloseCalled());
    }

    @Test
    void testRun_successfulClose() throws CIFSException {
        // Simulate the shutdown hook being run
        context.run();

        assertTrue(context.isCloseCalled()); // Verify close() was called
    }

    @Test
    void testRun_closeThrowsException() throws CIFSException {

            }
            // Simulate some encoding activity on the buffer
            dst.enc_ndr_long(123);
        }

        @Override
        public void decode(NdrBuffer src) throws NdrException {
            if (throwOnDecode) {
                throw new NdrException("Failed to decode");
            }
            // Simulate some decoding activity on the buffer
            src.dec_ndr_long();

        int rid = 100;
        int errorCode = 0xC0000022; // Example error code

        // Mock the behavior of sendrecv for MsrpcSamrOpenAlias to simulate failure
        doAnswer(invocation -> {
            MsrpcSamrOpenAlias rpc = invocation.getArgument(0);
            rpc.retval = errorCode; // Simulate failure
            return null;
        }).when(mockDcerpcHandle).sendrecv(any(MsrpcSamrOpenAlias.class));

        // Act & Assert

import jcifs.CIFSException;
import jcifs.Configuration;
import jcifs.NameServiceClient;
import jcifs.smb.NtlmPasswordAuthentication;

/**
 * Tests for the NtlmServlet class.
 * This class uses Mockito to simulate a servlet environment and test authentication logic.
 */
@ExtendWith(MockitoExtension.class)
class NtlmServletTest {

    // A concrete implementation of the abstract NtlmServlet for testing purposes.