// Simple KDF implementation (should be replaced with proper KDF like HKDF)
        // This is a placeholder - real implementation should use proper KDF
        byte[] derived = new byte[length];

        // Combine inputs
        byte[] labelBytes = label.getBytes(java.nio.charset.StandardCharsets.UTF_8);
        byte[] input = new byte[baseKey.length + labelBytes.length + (context != null ? context.length : 0)];

        int pos = 0;

        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    @ParameterizedTest
    @DisplayName("Test writeBytesWireFormat with different info sizes")
    @ValueSource(ints = { 0, 10, 50, 100, 255 })
    void testWriteBytesWireFormatWithDifferentSizes(int infoSize) {
        request = new Smb2SetInfoRequest(mockConfig, testFileId);

        Encodable mockInfo = mock(Encodable.class);

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

        @ParameterizedTest
        @ValueSource(ints = { 0, 1, 2, 3, 5, 6, 100, 65535 })
        @DisplayName("Should throw exception for various invalid structure sizes")
        void testReadBytesWireFormatVariousInvalidSizes(int structureSize) {

        assertEquals(testSessionId, decodedHeader.getSessionId());
    }

    // Duplicate testFlags method removed - keeping the first one

    @ParameterizedTest
    @ValueSource(ints = { 0, 1, 64, 1024, 4096, 65536 })
    @DisplayName("Should handle various message sizes")
    void testVariousMessageSizes(int messageSize) {
        // When
        transformHeader.setOriginalMessageSize(messageSize);

        assertTrue(output.contains(" AB~"));
        // High bytes should be dots
        assertTrue(output.contains("..."));
    }

    @ParameterizedTest
    @ValueSource(ints = { 1, 15, 16, 17, 31, 32, 33, 64, 128 })
    @DisplayName("Should handle various data sizes in hexdump")
    void testHexdumpVariousSizes(int size) {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();

import com.google.common.annotations.J2ktIncompatible;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.math.IntMath;
import com.google.common.primitives.Ints;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import com.google.errorprone.annotations.concurrent.LazyInit;
import com.google.j2objc.annotations.RetainedWith;
import java.io.InvalidObjectException;

labels.webApiJson=JSON Response
labels.webConfigName=Web Crawl Config Name
labels.allLanguages=All Languages
labels.dictId=Dictionary ID
labels.docId=Document ID
labels.endTime=End Time
labels.hq=hq
labels.inputs=Inputs
labels.jobLogging=Logging
labels.jobName=Name
labels.jobStatus=Status
labels.labelTypeIds=Labels
labels.lang=Language
labels.outputs=Outputs
labels.pos=Part-of-speech

	//    single part object) and total decrypted object size `decObjSize`
	//
	// 2. the (decrypted) start offset `off` and (decrypted)
	//    length to read `length`
	//
	// These are the inputs to the rest of the algorithm below.

	// Locate the part containing the start of the required range
	var partEnd int
	var cumulativeSum, encCumulativeSum int64
	for i, size := range sizes {

            assertEquals(expectedResult, buffer.getPathConsumed());
        }

        @ParameterizedTest
        @DisplayName("Should handle various tflags values")
        @ValueSource(ints = { 0, 1, 255, 256, 32767, 65535 })
        void testTflagsValues(int tflagsValue) {
            byte[] testBuffer = new byte[8];
            ByteBuffer bb = ByteBuffer.wrap(testBuffer).order(ByteOrder.LITTLE_ENDIAN);

            // Should complete quickly (under 1ms)
            assertTrue((endTime - startTime) < 1_000_000);
        }

        @ParameterizedTest
        @ValueSource(ints = { 24, 32, 100, 1000, 10000 })
        @DisplayName("Should handle various buffer sizes correctly")
        void testVariousBufferSizes(int bufferSize) throws SMBProtocolDecodingException {