class SamrCloseHandleTests {

        @Test
        @DisplayName("Should construct with correct opnum")
        void testConstructorAndOpnum() {
            // When: Creating close handle message
            samr.SamrCloseHandle message = new samr.SamrCloseHandle(mockPolicyHandle);

            // Then: Should have correct opnum and handle
            assertEquals(0x01, message.getOpnum());

     */
    @Test
    void testConstructor() {
        // Verify that the constructor correctly sets the id and attributes
        assertEquals(mockSid, pacGroup.getId(), "The SID should be correctly set in the constructor.");
        assertEquals(attributes, pacGroup.getAttributes(), "The attributes should be correctly set in the constructor.");
    }

    /**
     * Test method for {@link jcifs.pac.PacGroup#getId()}.

        assertThrows(CIFSException.class, () -> smbTreeHandle.close(), "close() should throw CIFSException");
    }

    /**
     * Test for isConnected() method.
     * Verifies that the method returns the correct connected status.
     */
    @Test
    void testIsConnected() {
        when(smbTreeHandle.isConnected()).thenReturn(true);
        assertTrue(smbTreeHandle.isConnected(), "isConnected() should return true");

            assertEquals(CLOCK_SEQ_HI_AND_RESERVED, uuid.clock_seq_hi_and_reserved, "clock_seq_hi_and_reserved should be parsed correctly");
            assertEquals(CLOCK_SEQ_LOW, uuid.clock_seq_low, "clock_seq_low should be parsed correctly");
            assertArrayEquals(NODE, uuid.node, "node array should be parsed correctly");
        }

        @Test

    class InterfaceConstantsTests {

        @Test
        @DisplayName("Should have correct SMB_INFO_ALLOCATION constant value")
        void testSmbInfoAllocationConstant() {
            assertEquals((byte) -1, FileSystemInformation.SMB_INFO_ALLOCATION);
        }

        @Test
        @DisplayName("Should have correct FS_SIZE_INFO constant value")
        void testFsSizeInfoConstant() {

        request = new Smb2SessionSetupRequest(mockContext, TEST_SECURITY_MODE, TEST_CAPABILITIES, TEST_PREVIOUS_SESSION_ID, TEST_TOKEN);
    }

    @Test
    @DisplayName("Should create request with correct parameters")
    void testConstructorSetsCorrectParameters() throws Exception {
        // Given & When
        int securityMode = 0x03;
        int capabilities = 0x0F;
        long previousSessionId = 0xFEDCBA9876543210L;

                    "Should return correct message for error 1");
            assertEquals("DCERPC_BIND_ERR_PROPOSED_TRANSFER_SYNTAXES_NOT_SUPPORTED", getResultMessageMethod.invoke(null, 2),
                    "Should return correct message for error 2");
            assertEquals("DCERPC_BIND_ERR_LOCAL_LIMIT_EXCEEDED", getResultMessageMethod.invoke(null, 3),
                    "Should return correct message for error 3");
        }

 * The tests verify that:
 * <ul>
 *   <li>encoding and decoding round‑trip correctly handle typical, zero,
 *       and extreme {@code long} values.</li>
 *   <li>encode/decode methods interact correctly with a mocked
 *       {@link NdrBuffer} so that the correct method is called with
 *       the correct argument.</li>
 *   <li>passing {@code null} throws {@link NullPointerException}.
 * </ul>
 *

        assertTrue(resp instanceof ServerMessageBlock2);
        assertTrue(resp instanceof TreeConnectResponse);
    }

    @Test
    @DisplayName("Should return correct share type constants")
    void testShareTypeConstants() {
        // Then
        assertEquals((byte) 0x1, Smb2TreeConnectResponse.SMB2_SHARE_TYPE_DISK);

        assertEquals(mockConfig, responseConfig);

        // Verify response has correct fileId
        assertEquals(testFileId, response.getFileId());

        // Verify response has correct fileName
        assertEquals(testFileName, response.getFileName());
    }

    @Test
    @DisplayName("size should return correct message size")
    void testSize() {