public PacDataInputStream(final InputStream in) throws IOException {
        this.dis = new DataInputStream(in);
        this.size = in.available();
    }

    /**
     * Aligns the stream position to the specified boundary.
     * @param mask the alignment mask (typically 2, 4, or 8)
     * @throws IOException if an I/O error occurs
     */
    public void align(final int mask) throws IOException {

            assertEquals(CLOCK_SEQ_LOW, uuid.clock_seq_low);
            assertArrayEquals(NODE, uuid.node);
        }

        @Test
        @DisplayName("Constructor should handle special boundary values")
        void testBoundaryValues() {
            // Arrange
            String boundaryUuid = "80000000-8000-8000-8080-808080808080";

            // Act
            UUID uuid = new UUID(boundaryUuid);

        notifyChange.writeSetupWireFormat(dst, 0);

        assertEquals(combinedFilter, SMBUtil.readInt4(dst, 0));
    }

    @Test
    @DisplayName("Test writeSetupWireFormat at buffer boundary")
    void testWriteSetupWireFormatBufferBoundary() {
        notifyChange = new NtTransNotifyChange(mockConfig, 0xFFFF, 0xFFFFFFFF, true);
        byte[] dst = new byte[8]; // Exact size needed

                assertEquals(testByte, buffer[i], "Byte at position " + i + " was modified");
            }
        }

        @Test
        @DisplayName("Should handle encoding at buffer boundary")
        void testEncodeAtBufferBoundary() {
            // Given
            byte[] exactBuffer = new byte[EXPECTED_SIZE];
            SrvCopychunk chunk = new SrvCopychunk(999L, 888L, 777);

            // When

        int writtenFid = SMBUtil.readInt2(buffer, offset + 2);
        assertEquals(TEST_FID, writtenFid);
    }

    @Test
    @DisplayName("writeSetupWireFormat should handle buffer boundary")
    void testWriteSetupWireFormatAtBufferEnd() {
        // Arrange
        transPeekNamedPipe = new TransPeekNamedPipe(mockConfig, TEST_PIPE_NAME, TEST_FID);
        byte[] buffer = new byte[4];

        request = new Smb2NegotiateRequest(mockConfig, 0);

        // When
        int size = request.size();

        // Then - Header (64) + Structure (36) + Dialects (4 * 2) = 108, padded to 8-byte boundary = 112
        assertEquals(112, size);
    }

    @Test
    @DisplayName("Should calculate size correctly with contexts")
    void testSizeWithContexts() throws Exception {
        // Given

        assertTrue(stats.getIntegerOverflowsPrevented() > 0);
    }

    @Test
    public void testBoundaryValues() throws Exception {
        // Test boundary values for safe operations
        assertEquals(Integer.MAX_VALUE, validator.safeAdd(Integer.MAX_VALUE, 0));
        assertEquals(Integer.MIN_VALUE, validator.safeAdd(Integer.MIN_VALUE, 0));

            SMBUtil.writeInt4(chunkBytes, buffer, 4);
            SMBUtil.writeInt4(totalBytes, buffer, 8);
            return buffer;
        }
    }

    @Nested
    @DisplayName("Boundary Tests")
    class BoundaryTests {

        @Test
        @DisplayName("Should handle single chunk copy")
        void testSingleChunkCopy() throws SMBProtocolDecodingException {

hide.bs.dropdown",tt="hidden.bs.dropdown",et="click.bs.dropdown.data-api",nt="keydown.bs.dropdown.data-api",it='[data-toggle="dropdown"]',ot=".dropdown-menu",at={offset:0,flip:!0,boundary:"scrollParent",reference:"toggle",display:"dynamic",popperConfig:null},st={offset:"(number|string|function)",flip:"boolean",boundary:"(string|element)",reference:"(string|element)",display:"string",popperConfig:"(null|object)"},lt=function(){function t(t,e){this._element=t,this._popper=null,this._config=this._g...

        // Assert
        assertEquals(1500, response.getAvailable());
        assertEquals(TransPeekNamedPipeResponse.STATUS_DISCONNECTED, response.getStatus());
    }

    @Test
    @DisplayName("Test boundary conditions for available value")
    void testBoundaryAvailableValues() {
        // Test minimum value (0)
        byte[] buffer = new byte[10];
        SMBUtil.writeInt2(0, buffer, 0);