*/
    public void encode(byte[] dst, int dstIndex) {
        System.arraycopy(key, 0, dst, dstIndex, LEASE_KEY_SIZE);
    }

    /**
     * Check if this is a zero key (all bytes are zero)
     *
     * @return true if all bytes are zero
     */
    public boolean isZero() {
        for (byte b : key) {
            if (b != 0) {
                return false;
            }
        }
        return true;

    }

    /**
     * Tests the {@link PacUnicodeString#check(String)} method with a null string when the pointer is zero.
     * Note: Current implementation throws NullPointerException for null strings.
     */
    @Test
    void testCheck_withNullStringAndZeroPointer() {
        // A zero pointer indicates a null string
        PacUnicodeString pacString = new PacUnicodeString((short) 0, (short) 0, 0);

        // Test with zero length buffer
        buffer.putShort(0, (short) 0);
        buffer.putShort(2, (short) 0);
        buffer.putInt(4, 8); // Offset doesn't matter for zero length
        result = NtlmMessage.readSecurityBuffer(data, 0);
        assertEquals(0, result.length, "Should return empty array for zero length buffer.");

        }

        @Test
        @DisplayName("Should handle zero value correctly")
        void testConstructorZero() {
            // Given/When: Creating NdrShort with zero
            NdrShort ndrShort = new NdrShort(0);

            // Then: Value should be zero
            assertEquals(0, ndrShort.value);
        }

        @Test

 * This class wraps strings for use in RPC calls with optional zero termination.
 */
public class UnicodeString extends rpc.unicode_string {

    boolean zterm;

    /**
     * Constructs a UnicodeString with zero termination option.
     *
     * @param zterm whether the string should be zero terminated
     */
    public UnicodeString(final boolean zterm) {
        this.zterm = zterm;

                Arguments.of(makeSeq(10), 2, 5, 3), // middle slice, non-zero dst index
                Arguments.of(makeSeq(4), 4, 0, 0), // zero-length slice at end
                Arguments.of(makeSeq(16), 7, 3, 0), // small slice from middle
                Arguments.of(makeSeq(16), 0, 0, 5) // zero-length with non-zero dst index
        );
    }

    // Creates a deterministic byte sequence [0,1,2,...,n-1]

        assertEquals(333L, controller.getDelayMillisBeforeProcessing());
        assertEquals(444L, controller.getDelayMillisForWaitingNewUrl());
    }

    /**
     * Test delayAfterProcessing with zero delay
     */
    public void test_delayAfterProcessing_zeroDelay() {
        final DefaultIntervalController controller = new DefaultIntervalController();
        controller.setDelayMillisAfterProcessing(0L);

     * that the result is <code>size</code> digits.
     *
     * @param val the integer value to convert to hexadecimal
     * @param size the desired length of the resulting hex string (will be left-padded with zeros)
     * @return a hexadecimal string representation of the value, padded to the specified size
     */
    public static String toHexString(final int val, final int size) {
        final char[] c = new char[size];

    }

    @Test
    @DisplayName("writeSecurityBuffer writes zero length buffer unchanged")
    void testWriteSecurityBufferZeroLength() {
        byte[] dest = new byte[10];
        byte[] before = dest.clone();
        NtlmMessage.writeSecurityBuffer(dest, 0, 4, null);
        assertArrayEquals(before, dest, "Zero length should leave dest unchanged");
    }

    @Test

        resp.decode(packet, 0);

        SrvPipePeekResponse peek = resp.getOutputData(SrvPipePeekResponse.class);
        assertNotNull(peek);
        assertEquals(16, resp.getOutputLength());
        // Default zeros
        assertEquals(0, peek.getNamedPipeState());
        assertEquals(0, peek.getReadDataAvailable());
        assertEquals(0, peek.getNumberOfMessages());
        assertEquals(0, peek.getMessageLength());
    }