// Happy path: unwrap to concrete type
        SmbPipeHandleImpl unwrapped = target.unwrap(SmbPipeHandleImpl.class);
        assertSame(target, unwrapped);

        // Incompatible type: expect ClassCastException
        class OtherPipeHandle implements SmbPipeHandle {
            @Override
            public SmbPipeResource getPipe() {
                return mock(SmbPipeResource.class);
            }

                    return type.cast(this);
                }
                throw new ClassCastException("Cannot unwrap to " + type.getName());
            }

            @Override
            public void close() {
                // no-op for test
            }
        }
        assertThrows(ClassCastException.class, () -> transport.unwrap(OtherTransport.class));
    }

    @Test

        infoField.setAccessible(true);
        infoField.set(msrpcShareGetInfo, info0);

        // This should throw ClassCastException
        assertThrows(ClassCastException.class, () -> {
            msrpcShareGetInfo.getSecurity();
        });
    }

    @Test
    void testGetSecurityWhenInfoIsNull() throws Exception {

        assertSame(session, session.unwrap(jcifs.SmbSession.class));

        // Edge: force incompatible class via raw type to trigger ClassCastException
        assertThrows(ClassCastException.class, () -> session.unwrap((Class) String.class));
    }

    @Test
    @DisplayName("toString contains key identifiers")
    void testToString() {

        void testUnwrap() throws Exception {
            SID sid = new SID("S-1-5-21-1");
            // Happy path
            assertSame(sid, sid.unwrap(SID.class));
            assertSame(sid, sid.unwrap(Object.class));
            // Invalid unwrap
            assertThrows(ClassCastException.class, () -> sid.unwrap(String.class));
        }

    @Override
    public <T extends SmbTree> T unwrap(final Class<T> type) {
        if (type.isAssignableFrom(this.getClass())) {
            return (T) this;
        }
        throw new ClassCastException();
    }

    /**
     * @param track
     * @return tree with increased usage count
     */
    public SmbTreeImpl acquire(final boolean track) {

    @Override
    public <T extends SmbPipeHandle> T unwrap(final Class<T> type) {
        if (type.isAssignableFrom(this.getClass())) {
            return (T) this;
        }
        throw new ClassCastException();
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.SmbPipeHandle#getPipe()
     */
    @Override
    public SmbNamedPipe getPipe() {
        return this.pipe;
    }

    @Override
    public <T extends DfsReferralData> T unwrap(final Class<T> type) {
        if (type.isAssignableFrom(this.getClass())) {
            return (T) this;
        }
        throw new ClassCastException();
    }

    @Override
    public long getExpiration() {
        return this.expiration;
    }

    @Override
    public int getPathConsumed() {
        return this.pathConsumed;
    }

            DfsReferralDataImpl unwrapped = referralData.unwrap(DfsReferralDataImpl.class);
            assertSame(referralData, unwrapped);
        }

        @Test
        @DisplayName("Should throw ClassCastException for incompatible type")
        void testUnwrapToIncompatibleType() {
            // Create a mock class that extends DfsReferralData but is not compatible
            class IncompatibleReferralData implements DfsReferralData {

        SID sid = new SID(adminSidString);
        SID unwrapped = sid.unwrap(SID.class);
        assertNotNull(unwrapped);
        assertEquals(sid, unwrapped);

        assertThrows(ClassCastException.class, () -> sid.unwrap(String.class));
    }

    /**
     * Test the resolve method.
     *
     * @throws IOException if an I/O error occurs
     */
    @Test