// Create a simple context entry
        byte[] ctx = new byte[0x40];
        int ci = 0;
        SMBUtil.writeInt4(0, ctx, ci); // Next = 0 (only one)
        ci += 4;
        SMBUtil.writeInt2(0x10, ctx, ci); // NameOffset
        SMBUtil.writeInt2(4, ctx, ci + 2); // NameLength
        ci += 4;
        // Reserved (2) + DataOffset (2)

    @Test
    @DisplayName("Test readParametersWireFormat with empty buffer")
    void testReadParametersWireFormatEmptyBuffer() throws Exception {
        byte[] buffer = new byte[0];

        // Empty buffer adds one empty FileNotifyInformation
        int result = response.readParametersWireFormat(buffer, 0, 0);
        assertEquals(0, result);
        assertEquals(1, response.getNotifyInformation().size());

        // Next release goes below zero and throws
        RuntimeException ex = assertThrows(RuntimeCIFSException.class, session::release);
        assertTrue(ex.getMessage().contains("below zero"));

        // Only one transport release should have occurred
        verify(transport, times(1)).release();
    }

    @Test
    @DisplayName("acquire after release reacquires transport")
    void testAcquireReacquiresTransport() {

        assertEquals("success", result, "Operation should succeed");
        assertEquals(State.HALF_OPEN, circuitBreaker.getState(), "Circuit should be in HALF_OPEN");

        // One more success should close the circuit (threshold is 2)
        circuitBreaker.executeWithCircuitBreaker(() -> "success2");
        assertEquals(State.CLOSED, circuitBreaker.getState(), "Circuit should be CLOSED after success threshold");

public class SmbException extends CIFSException implements NtStatus, DosError, WinError {

    /**
     *
     */
    private static final long serialVersionUID = 484863569441792249L;

    // to replace a bunch of one-off binary searches
    private static final Map<Integer, String> errorCodeMessages;
    private static final Map<Integer, String> winErrorCodeMessages;
    private static final Map<Integer, Integer> dosErrorCodeStatuses;

 *
 * </blockquote>
 *
 *  * The hostname of this machine is <code>JMORRIS2</code>. It is
 * a member of the group(a.k.a workgroup and domain) <code>BILLING-NY</code>. To
 * obtain an {@link java.net.InetAddress} for a host one might do:
 *
 * <pre>
 *
 * InetAddress addr = NbtAddress.getByName("jmorris2").getInetAddress();
 * </pre>
 *
 *  * From a UNIX platform with Samba installed you can perform similar

        srvsvc.ShareInfo1 shareInfo = new srvsvc.ShareInfo1();
        shareInfo.netname = "SingleShare";
        shareInfo.type = 2;
        shareInfo.remark = "Single share remark";

        // Create ShareInfoCtr1 with one share
        srvsvc.ShareInfoCtr1 shareInfoCtr1 = new srvsvc.ShareInfoCtr1();
        shareInfoCtr1.count = 1;
        shareInfoCtr1.array = new srvsvc.ShareInfo1[] { shareInfo };

    @Test
    @DisplayName("Test decode throws exception when length is too short")
    void testDecodeThrowsExceptionWhenLengthTooShort() {
        byte[] buffer = new byte[28];

        // Test with len = 23 (one byte too short)
        SMBProtocolDecodingException exception = assertThrows(SMBProtocolDecodingException.class, () -> response.decode(buffer, 0, 23),
                "Should throw exception when length < 24");

                    this.handle = this.pipe.openUnshared("\\pipe" + getUncPath(), this.openFlags, this.access, this.sharing,
                            SmbConstants.ATTR_NORMAL, 0);
                }
                // one extra acquire to keep this open till the stream is released
                return this.handle.acquire();
            }

        }
        log.trace("Pipe already open");
        return this.handle.acquire();

        sessionsField.setAccessible(true);
        @SuppressWarnings("unchecked")
        List<Object> sessions = (List<Object>) sessionsField.get(first);
        sessions.add(new Object()); // Add one session to reach the limit

        // When: Request another connection
        SmbTransportImpl second = pool.getSmbTransport(ctx, address, 445, false);

        // Then: Should create new connection due to session limit