*
   * <p>For the case of {@link RoundingMode#HALF_EVEN}, this implementation uses the IEEE 754
   * default rounding mode: if the two nearest representable values are equally near, the one with
   * the least significant bit zero is chosen. (In such cases, both of the nearest representable
   * values are even integers; this method returns the one that is a multiple of a greater power of
   * two.)
   *

        return this.pointer;
    }

    /**
     * Validates the provided string against this structure's metadata.
     * Checks that the string length matches the expected length and that
     * null strings have a zero pointer.
     *
     * @param string the string to validate
     * @return the validated string
     * @throws PACDecodingException if validation fails
     */

    @Test
    @DisplayName("Test readDataWireFormat with error code returns 4")
    void testReadDataWireFormatWithErrorCode() throws Exception {
        byte[] buffer = new byte[100];

        // Set error code to non-zero
        setErrorCode(response, 1);

        int result = response.readDataWireFormat(buffer, 0, buffer.length);

        assertEquals(4, result);
        assertNull(response.getSecurityDescriptor());
    }

        int offset = 0;

        setHeaderStart(response, 64);

        // Write structure with zero length
        SMBUtil.writeInt2(9, buffer, offset);
        SMBUtil.writeInt2(80 - 64, buffer, offset + 2);
        SMBUtil.writeInt4(0, buffer, offset + 4); // Zero length

        // When
        int bytesRead = response.readBytesWireFormat(buffer, offset);

        // Then

     */
    public boolean isEmpty() {
        return this.sub_authority_count == 0;
    }

    /**
     * Checks whether the SID is blank (all sub-authorities zero).
     *
     * @return whether the SID is blank (all sub-authorities zero)
     */
    public boolean isBlank() {
        boolean blank = true;
        for (final int sub : this.sub_authority) {
            blank = blank && sub == 0;
        }

	// end of the token. It's where you are now, and you just read this token.
	if tok == '(' && in.Stack.Col() == prevCol+1 {
		// Macro has arguments. Scan list of formals.
		acceptArg := true
		args = []string{} // Zero length but not nil.
	Loop:
		for {
			tok = in.Stack.Next()
			switch tok {
			case ')':
				tok = in.Stack.Next() // First token of macro definition.
				break Loop
			case ',':
				if acceptArg {

        SMBUtil.writeInt2(mapInformationLevel(this.informationLevel), dst, dstIndex);
        dstIndex += 2;

        /*
         * windows98 has what appears to be another 4 0's followed by the share
         * name as a zero terminated ascii string "\TMP" + '\0'
         *
         * As is this works, but it deviates from the spec section 4.1.6.6 but
         * maybe I should put it in. Wonder what NT does?
         */

            // Pad with zeros if context handle is shorter than 20 bytes
            for (int i = contextHandle.length; i < 20; i++) {
                buf.enc_ndr_small(0);
            }
        } else {
            // Write 20 zero bytes for null context handle
            for (int i = 0; i < 20; i++) {
                buf.enc_ndr_small(0);
            }
        }
    }

    @Override

        assertTrue(Smb2LeaseState.hasWriteCaching(customState));
        assertTrue(Smb2LeaseState.hasHandleCaching(customState));
    }

    @Test
    @DisplayName("Should handle zero state")
    void testZeroState() {
        assertFalse(Smb2LeaseState.hasReadCaching(0));
        assertFalse(Smb2LeaseState.hasWriteCaching(0));
        assertFalse(Smb2LeaseState.hasHandleCaching(0));
    }

        assertEquals(0, response.getData().length);
        // The decode method returns only the header size (16 bytes)\n        assertEquals(16, bytesDecoded);
    }

    @Test
    @DisplayName("Test decode with non-zero buffer index")
    void testDecodeWithNonZeroBufferIndex() throws SMBProtocolDecodingException {
        // Prepare test data with offset
        int offset = 10;