buffer[16 + i] = expectedData[i];
        }

        // Set header values
        SMBUtil.writeInt4(0x100, buffer, 0);
        SMBUtil.writeInt4(0x200, buffer, 4);
        SMBUtil.writeInt4(0x300, buffer, 8);
        SMBUtil.writeInt4(0x400, buffer, 12);

        // Decode
        response.decode(buffer, 0, 32);

        // Verify data integrity
        byte[] actualData = response.getData();

        v.add(new DERTaggedObject(true, 1, new ASN1Integer(Integer.parseInt(KerberosConstants.KERBEROS_AP_REQ))));
        v.add(new DERTaggedObject(true, 2, new DERBitString(new byte[] { 0x00 })));
        ASN1Sequence seq = new DERSequence(v);

        // Act + Assert
        PACDecodingException ex = assertThrows(PACDecodingException.class, () -> new KerberosApRequest(seq, null));

            assertEquals((byte) 0xCC, uuid.node[2]);
            assertEquals((byte) 0xDD, uuid.node[3]);
            assertEquals((byte) 0xEE, uuid.node[4]);
            assertEquals((byte) 0x00, uuid.node[5]); // Missing data defaults to 0
        }

        @Test
        @DisplayName("Constructor with empty node array in rpc.uuid_t should handle gracefully")
        void testConstructorWithEmptyNode() {

class SecurityBlobTest {

    // Parameter source for toString() hex rendering cases
    static Stream<Arguments> hexCases() {
        return Stream.of(Arguments.of(new byte[] {}, ""), Arguments.of(new byte[] { (byte) 0x00 }, "00"),
                Arguments.of(new byte[] { (byte) 0x0F }, "0f"), Arguments.of(new byte[] { (byte) 0x10 }, "10"),
                Arguments.of(new byte[] { (byte) 0xAB }, "ab"),

    testRotate(new char[] {'1', '2', '3', '4', '5'}, 6, new char[] {'5', '1', '2', '3', '4'});
  }

  public void testRotateIndexed() {
    testRotate(new char[] {}, 0, 0, 0, new char[] {});

    testRotate(new char[] {'1'}, 0, 0, 1, new char[] {'1'});
    testRotate(new char[] {'1'}, 1, 0, 1, new char[] {'1'});
    testRotate(new char[] {'1'}, 1, 1, 1, new char[] {'1'});

        resourceManager.registerResource(resource);

        assertFalse(resource.isClosed());

        // Wait for automatic cleanup to kick in
        Thread.sleep(300);

        // Perform cleanup
        resourceManager.performCleanup();

        // Old resource should be auto-closed
        assertTrue(resource.isClosed());
    }

    @Test

     *
     * @return success rate as percentage (0-100)
     */
    private double calculateSuccessRate() {
        long total = totalRequests.get();
        if (total == 0) {
            return 100.0;
        }
        return (totalSuccesses.get() * 100.0) / total;
    }

    /**
     * Calculate availability
     *
     * @return availability as percentage (0-100)
     */

        File lmhostsFile = tempDir.resolve("lmhosts_ip_components").toFile();
        try (FileWriter writer = new FileWriter(lmhostsFile)) {
            writer.write("0.0.0.0 HOST1\n");
            writer.write("127.0.0.1 HOST2\n");
            writer.write("192.168.255.255 HOST3\n");
            writer.write("10.20.30.40 HOST4\n");
        }

                    return null;
                }
                return (long) Encdec.dec_uint64le(this.sbuf, 28);
            }

            if (this.sbuf[0] == (byte) 0x00 && this.sbuf[1] == (byte) 0x00 && this.sbuf[4] == (byte) 0xFF && this.sbuf[5] == (byte) 'S'
                    && this.sbuf[6] == (byte) 'M' && this.sbuf[7] == (byte) 'B') {
                break; /* all good (SMB) */
            }

        int headerStart = 50;

        // Set structure size to 9
        SMBUtil.writeInt2(9, buffer, bufferIndex);
        // Set buffer offset (relative to header start)
        SMBUtil.writeInt2(300, buffer, bufferIndex + 2);
        // Set buffer length
        SMBUtil.writeInt4(0, buffer, bufferIndex + 4);

        response = spy(response);
        when(response.getHeaderStart()).thenReturn(headerStart);