}

    @Test
    @DisplayName("Should handle null file ID")
    void testSetNullFileId() {
        // Given
        RequestWithFileId request = new Smb2CloseRequest(mockConfig, testFileId);

        // When & Then - should handle null gracefully (implementation dependent)
        assertDoesNotThrow(() -> request.setFileId(null), "Should handle null file ID without throwing exception");
    }

    @Test

	[op(0x01)]
	int SamrCloseHandle([in] policy_handle *handle);

	[op(0x39)]
	int SamrConnect2([in,string,unique] wchar_t *system_name,
			[in] uint32_t access_mask,
			[out] policy_handle *handle);

	[op(0x3e)]
	int SamrConnect4([in,string,unique] wchar_t *system_name,
			[in] uint32_t unknown,
			[in] uint32_t access_mask,
			[out] policy_handle *handle);

	[op(0x07)]
	int SamrOpenDomain([in] policy_handle *handle,

import jcifs.internal.smb2.create.CreateContextRequest;
import jcifs.internal.util.SMBUtil;

/**
 * SMB2 Durable Handle Request Create Context (DHnQ)
 *
 * MS-SMB2 Section 2.2.13.2.3
 */
public class DurableHandleRequest implements CreateContextRequest {

    /**
     * Context name for durable handle request
     */
    public static final String CONTEXT_NAME = "DHnQ";

/**
 * Microsoft RPC SAM close handle request.
 * This class implements the SAMR close handle operation.
 *
 * @author mbechler
 */
public class MsrpcSamrCloseHandle extends samr.SamrCloseHandle {

    /**
     * Creates a new request to close a SAM handle.
     *
     * @param handle the policy handle to close
     */
    public MsrpcSamrCloseHandle(final policy_handle handle) {
        super(handle);

        @Test
        @DisplayName("Should handle zero values")
        void shouldHandleZeroValues() {
            // Given
            TestAllocInfo allocInfo = new TestAllocInfo(0L, 0L);

            // When & Then
            assertEquals(0L, allocInfo.getCapacity());
            assertEquals(0L, allocInfo.getFree());
        }

        @Test
        @DisplayName("Should handle maximum long values")

            NtStatus.NT_STATUS_INVALID_PARAMETER })
    @DisplayName("Should handle various status codes")
    void testVariousStatusCodes(int status) {
        response.setStatusForTest(status);
        assertEquals(status, response.getErrorCode());
    }

    @ParameterizedTest
    @ValueSource(ints = { 0, 1, 10, 100, 255 })
    @DisplayName("Should handle various credit values")
    void testVariousCreditValues(int credits) {

package jcifs.internal.smb2.persistent;

/**
 * Enumeration of SMB2/3 handle types supporting durability and persistence.
 */
public enum HandleType {
    /**
     * No durability - standard handle
     */
    NONE(0),

    /**
     * SMB 2.1 durable handle - survives network loss
     */
    DURABLE_V1(1),

    /**
     * SMB 3.0 durable handle V2 - with timeout configuration
     */
    DURABLE_V2(2),

            throw new IOException("Witness async notify RPC failed", e);
        }
    }

    /**
     * Generates a registration ID from context handle and share name.
     *
     * @param contextHandle the context handle
     * @param shareName the share name
     * @return the registration ID
     */
    private String generateRegistrationId(byte[] contextHandle, String shareName) {

     * @param tc
     *            the CIFS context for this handle
     */
    public DcerpcHandle(final CIFSContext tc) {
        this.transportContext = tc;
        this.binding = null;
    }

    /**
     * Constructs a DcerpcHandle with the specified CIFS context and binding
     *
     * @param tc
     *            the CIFS context for this handle
     * @param binding

    }

    @Test
    @DisplayName("Should handle null protocol ID")
    void testNullProtocolId() {
        // Protocol ID is a constant in transform header, not settable
        // This test is not applicable - the protocol ID is always TRANSFORM_PROTOCOL_ID
        assertTrue(true);
    }

    @Test
    @DisplayName("Should handle invalid protocol ID length")
    void testInvalidProtocolIdLength() {