import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;

import jcifs.Configuration;
import jcifs.config.PropertyConfiguration;
import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.smb2.nego.CompressionNegotiateContext;

/**
 * Comprehensive tests for SMB3 compression negotiate context.
 */
public class CompressionNegotiateContextTest {

        SMBUtil.writeInt2(20, buffer, 42); // byteCount

        assertThrows(SMBProtocolDecodingException.class, () -> {
            testBlock.decode(buffer, 0);
        });
    }

    @Test
    @DisplayName("Test decode NT_CREATE_ANDX extended response")
    void testDecodeNTCreateAndXExtended() throws SMBProtocolDecodingException {

     */
    @Override
    protected int readBytesWireFormat(final byte[] buffer, int bufferIndex) throws SMBProtocolDecodingException {
        final int start = bufferIndex;
        final int structureSize = SMBUtil.readInt2(buffer, bufferIndex);
        if (structureSize != 4) {
            throw new SMBProtocolDecodingException("Expected structureSize = 4");
        }
        bufferIndex += 4;

        return bufferIndex - start;

            byte[] buffer = new byte[2];
            SMBUtil.writeInt2(size, buffer, 0);
            Smb2LogoffResponse resp = newResponse();

            // Act
            SMBProtocolDecodingException ex = assertThrows(SMBProtocolDecodingException.class, () -> resp.readBytesWireFormat(buffer, 0),
                    "Should throw when structure size != 4");

            // Assert: message is meaningful

    }

    /**
     * {@inheritDoc}
     *
     * @throws SMBProtocolDecodingException if there is an error decoding the response
     *
     * @see jcifs.internal.smb2.ServerMessageBlock2#haveResponse(byte[], int, int)
     */
    @Override
    protected void haveResponse(final byte[] buffer, final int start, final int len) throws SMBProtocolDecodingException {
        if (isRetainPayload()) {

import org.mockito.Mock;

import jcifs.internal.SMBProtocolDecodingException;

/**
 * Test class for Decodable interface functionality
 */
@DisplayName("Decodable Interface Tests")
class DecodableTest extends BaseTest {

    @Mock
    private Decodable mockDecodable;

    @Test
    @DisplayName("Should define decode method")
    void testDecodeMethod() throws SMBProtocolDecodingException {
        // Given

     * @see jcifs.Decodable#decode(byte[], int, int)
     */
    @Override
    public int decode(final byte[] buffer, int bufferIndex, final int len) throws SMBProtocolDecodingException {
        final int start = bufferIndex;
        if (len < 24) {
            throw new SMBProtocolDecodingException("Invalid resume key");
        }

        this.resumeKey = new byte[24];
        System.arraycopy(buffer, bufferIndex, this.resumeKey, 0, 24);

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.internal.smb1.com;

import jcifs.Configuration;
import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.smb1.AndXServerMessageBlock;
import jcifs.internal.util.SMBUtil;

/**
 * SMB1 COM_LOCKING_ANDX command implementation.
 *

            // Given
            byte[] buffer = new byte[100];
            when(mockAllocInfo.decode(any(byte[].class), anyInt(), anyInt()))
                    .thenThrow(new jcifs.internal.SMBProtocolDecodingException("Test error"));

            // When & Then

            response.setDigest(mockDigest);
            when(mockDigest.verify(buffer, 0, 100, 0, response)).thenReturn(true);

            SMBProtocolDecodingException exception =
                    assertThrows(SMBProtocolDecodingException.class, () -> response.haveResponse(buffer, 0, 100));

            assertTrue(exception.getMessage().contains("Signature verification failed"));
        }
    }