}

        @ParameterizedTest
        @ValueSource(ints = { 0, 5, 9 })
        @DisplayName("Returns 0 with valid array and various indices")
        void nonNullArray(int index) {
            byte[] arr = new byte[10];
            assertEquals(0, response.writeParameterWordsWireFormat(arr, index));
        }
    }

    @Nested
    @DisplayName("writeBytesWireFormat tests")
    class WriteBytes {

        @Test

        Smb2SessionSetupResponse resp = newResponse();

        byte[] buf = new byte[256];
        int headerStart = 0;
        long expectedSessionId = 0x1122334455667788L;
        buildHeader(buf, headerStart, NtStatus.NT_STATUS_MORE_PROCESSING_REQUIRED, 0x0001, expectedSessionId);

        int bodyStart = headerStart + Smb2Constants.SMB2_HEADER_LENGTH;
        byte[] blob = new byte[] { 10, 20, 30, 40, 50 };

class HMACT64Test {

    private static final byte[] TEST_KEY = "testkey".getBytes();
    private static final byte[] LONG_TEST_KEY = new byte[80]; // Longer than 64 bytes
    private static final byte[] SHORT_TEST_KEY = "short".getBytes();
    private static final byte[] TEST_DATA = "testdata".getBytes();
    private static final byte[] EMPTY_DATA = new byte[0];

    static {
        // Initialize long key with predictable data

            request.setPadding((byte) 4);
            request.setReadFlags((byte) 0x02);

            // Update file ID
            byte[] newFileId = new byte[16];
            Arrays.fill(newFileId, (byte) 0xEF);
            request.setFileId(newFileId);

            // Write and verify
            byte[] buffer = new byte[256];

        byte subCmd = (byte) getPrivateField(cmd, "subCommand");
        assertEquals(subCmd, buf[0]);
        assertEquals((byte) 0x00, buf[1]);
    }

    @Test
    @DisplayName("writeParametersWireFormat writes referral level and path")
    void testWriteParams() throws Exception {
        Trans2GetDfsReferral cmd = new Trans2GetDfsReferral("abc");
        setPrivateField(cmd, "maxReferralLevel", 0x12AB);

	}
	return
}

// MarshalMsg implements msgp.Marshaler
func (z RMetricName) MarshalMsg(b []byte) (o []byte, err error) {
	o = msgp.Require(b, z.Msgsize())
	o = msgp.AppendString(o, string(z))
	return
}

// UnmarshalMsg implements msgp.Unmarshaler
func (z *RMetricName) UnmarshalMsg(bts []byte) (o []byte, err error) {
	{
		var zb0001 string
		zb0001, bts, err = msgp.ReadStringBytes(bts)

     */
    public WitnessUnregisterMessage(byte[] contextHandle) {
        super(WITNESS_UNREGISTER);
        this.contextHandle = contextHandle != null ? contextHandle.clone() : new byte[20];
    }

    /**
     * Sets the context handle for unregistration.
     *
     * @param contextHandle the context handle from registration
     */
    public void setContextHandle(byte[] contextHandle) {

        for (int i = 0; i < 24; i++) {
            assertEquals((byte) 0xAA, resumeKey[i], "Resume key byte " + i + " should be 0xAA");
        }
    }

    @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)

  public void testBytes() {
    Sink sink = new Sink(4); // byte order insignificant here
    byte[] expected = {1, 2, 3, 4, 5, 6, 7, 8};
    sink.putByte((byte) 1);
    sink.putBytes(new byte[] {2, 3, 4, 5, 6});
    sink.putByte((byte) 7);
    sink.putBytes(new byte[] {});
    sink.putBytes(new byte[] {8});
    HashCode unused = sink.hash();
    sink.assertInvariants(8);
    sink.assertBytes(expected);

        byte[] key1 = new byte[16];
        byte[] key2 = new byte[16];
        new SecureRandom().nextBytes(key1);
        new SecureRandom().nextBytes(key2);

        keyManager.storeSessionKey(sessionId1, key1, "AES");
        keyManager.storeSessionKey(sessionId2, key2, "AES");

        byte[] retrieved1 = keyManager.getRawKey(sessionId1);
        byte[] retrieved2 = keyManager.getRawKey(sessionId2);