assertEquals(0, result);
            });
        }
    }

    @Nested
    @DisplayName("Integration Tests")
    class IntegrationTests {

        @Test
        @DisplayName("Should work as complete request-response cycle")
        void testCompleteRequestResponseCycle() {
            // Create request

            // Padding bytes (4 bytes) at offset 16-19
            return buffer;
        }
    }

    @Nested
    @DisplayName("Integration Tests")
    class IntegrationTests {

        @Test
        @DisplayName("Should maintain state after multiple reads")
        void testMultipleReads() throws SMBProtocolDecodingException {
            // First read

            assertEquals("Expected structureSize = 4", exception.getMessage());
        }
    }

    @Nested
    @DisplayName("Integration tests")
    class IntegrationTests {

        @Test
        @DisplayName("Should handle complete read-write cycle")
        void testCompleteReadWriteCycle() throws SMBProtocolDecodingException {
            // Given

            assertEquals(777, SMBUtil.readInt4(exactBuffer, 16));
        }
    }

    @Nested
    @DisplayName("Integration Tests")
    class IntegrationTests {

        @Test
        @DisplayName("Should encode and verify complete structure")
        void testCompleteEncodingStructure() {
            // Given
            long sourceOffset = 0x1234567890ABCDEFL;

                assertEquals(4, bytesRead);
            });
        }
    }

    @Nested
    @DisplayName("Integration tests")
    class IntegrationTests {

        @Test
        @DisplayName("Should handle complete read-write cycle")
        void testCompleteReadWriteCycle() throws SMBProtocolDecodingException {
            // Given

            echoResponse.addFlags(ServerMessageBlock2.SMB2_FLAGS_SIGNED);
            assertTrue(echoResponse.isSigned());
        }
    }

    @Nested
    @DisplayName("Integration Tests")
    class IntegrationTests {

        @Test
        @DisplayName("Should handle complete echo response workflow")
        void testCompleteEchoResponseWorkflow() throws Exception {
            // Setup

            fileIdField.setAccessible(true);
            assertArrayEquals(fileId, (byte[]) fileIdField.get(notification));
        }
    }

    @Nested
    @DisplayName("Integration Tests")
    class IntegrationTests {

        @Test
        @DisplayName("Should handle multiple consecutive reads")
        void testMultipleConsecutiveReads() throws Exception {
            // First read

            // Verify chunk count is zero
            assertEquals(0, SMBUtil.readInt4(buffer, startIndex + SOURCE_KEY_SIZE));
        }
    }

    @Nested
    @DisplayName("Integration Tests")
    class IntegrationTests {

        @Test
        @DisplayName("Should handle complete copy operation with multiple chunks")
        void testCompleteCopyOperation() {
            // Given

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

    @Nested
    @DisplayName("Integration Tests")
    class IntegrationTests {

        @Test
        @DisplayName("Should maintain state after multiple decodes")
        void testMultipleDecodes() throws SMBProtocolDecodingException {
            // First decode

            // Then
            assertNull(result, "Should return null for null input");
        }
    }

    @Nested
    @DisplayName("Comprehensive Integration Tests")
    class IntegrationTests {

        @Test
        @DisplayName("All encoding methods should handle empty strings")
        void testEncodingMethodsWithEmptyString() {
            // Given