Ian Lance Taylor <******@****.***> 1734463877 -0800

        ValidateNegotiateInfoRequest request =
                new ValidateNegotiateInfoRequest(DEFAULT_CAPABILITIES, defaultClientGuid, DEFAULT_SECURITY_MODE, emptyDialects);

        // Expected size: 24 (fixed) + 0
        assertEquals(24, request.size());
    }

    @Test
    @DisplayName("Test encode with standard parameters")
    void testEncodeStandardParameters() {
        ValidateNegotiateInfoRequest request =

    class SizeTests {

        @Test
        @DisplayName("Should return constant size of 24 bytes")
        void testSize() {
            lock = new Smb2Lock(100L, 200L, Smb2Lock.SMB2_LOCKFLAG_SHARED_LOCK);

            assertEquals(24, lock.size());
        }

        @ParameterizedTest
        @DisplayName("Should return 24 bytes regardless of parameters")

            ByteBuffer bb = ByteBuffer.wrap(buffer, offset, 24).order(ByteOrder.LITTLE_ENDIAN);
            bb.putLong(5000L);
            bb.putLong(2500L);
            bb.putInt(16);
            bb.putInt(1024);

            // When
            int bytesConsumed = fileFsSizeInfo.decode(buffer, offset, 24);

            // Then
            assertEquals(24, bytesConsumed);

        SMBUtil.writeInt2(testDialect, buffer, bufferIndex + 22);

        // Execute decode
        int bytesDecoded = response.decode(buffer, bufferIndex, 24);

        // Verify results
        assertEquals(24, bytesDecoded, "Should decode exactly 24 bytes");
        assertEquals(testCapabilities, response.getCapabilities(), "Capabilities should match");

            assertArrayEquals(testFileId, Arrays.copyOfRange(buffer, 8, 24));

            // Verify total bytes written (structure + lock data)
            assertEquals(24 + 24, bytesWritten); // 24 for structure, 24 for lock
        }

        @Test
        @DisplayName("Should write request structure correctly with multiple locks")
        void testWriteBytesWireFormatMultipleLocks() {

        // Then
        assertEquals(0, SMBUtil.readInt2(buffer1, 2));
        assertEquals(0, SMBUtil.readInt4(buffer1, 24));
        assertEquals(0x0001, SMBUtil.readInt2(buffer2, 2));
        assertEquals(0xFFF, SMBUtil.readInt4(buffer2, 24));
    }

        int written = request.writeBytesWireFormat(buffer, offset);

        // Verify bytes written
        assertEquals(24, written);

        // Verify structure size (should be 24)
        assertEquals(24, SMBUtil.readInt2(buffer, offset));

        // Verify Reserved1 (2 bytes at offset+2, should be 0)
        assertEquals(0, SMBUtil.readInt2(buffer, offset + 2));

            byte[] buffer = new byte[100];
            when(mockFileSystemInfo.decode(any(byte[].class), anyInt(), anyInt())).thenReturn(24);

            int result = mockFileSystemInfo.decode(buffer, 0, 100);

            assertEquals(24, result);
            verify(mockFileSystemInfo, times(1)).decode(buffer, 0, 100);
        }

        @Test
        @DisplayName("Should handle decode exception")

        int written = request.writeBytesWireFormat(buffer, offset);

        // Verify bytes written
        assertEquals(24, written);

        // Verify structure size (should be 24)
        assertEquals(24, SMBUtil.readInt2(buffer, offset));

        // Verify close flags (2 bytes at offset+2, should be 0 by default)
        assertEquals(0, SMBUtil.readInt2(buffer, offset + 2));