dst[dstIndex++] = (byte) '\0';
        }
        dstIndex += writeString(this.newFileName, dst, dstIndex);

        return dstIndex - start;
    }

    @Override
    protected int readParameterWordsWireFormat(final byte[] buffer, final int bufferIndex) {
        return 0;
    }

    @Override
    protected int readBytesWireFormat(final byte[] buffer, final int bufferIndex) {
        return 0;
    }

        }
        return 6;
    }

    @Override
    protected int writeBytesWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override
    protected int readParameterWordsWireFormat(final byte[] buffer, final int bufferIndex) {
        return 0;
    }

    @Override
    protected int readBytesWireFormat(final byte[] buffer, final int bufferIndex) {
        return 0;
    }

 * provided purely to expose protected state and to satisfy the abstract
 * method contract.  The tests focus on public API behaviour and the
 * parsing logic in {@code readParameterWordsWireFormat} and
 * {@code readBytesWireFormat}.
 */
public class SmbComTransactionResponseTest {
    /** A minimal concrete subclass for testing */
    private static class DummyResponse extends SmbComTransactionResponse {

        return 0;
    }

    @Override
    protected int writeBytesWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override
    protected int readParameterWordsWireFormat(final byte[] buffer, int bufferIndex) {
        if (this.wordCount == 0) {
            return 0;
        }
        this.fileAttributes = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;

        wordCount = buffer[bufferIndex];
        bufferIndex++;
        if (wordCount != 0) {
            int n = readParameterWordsWireFormat(buffer, bufferIndex);
            if ((n != wordCount * 2) && (LogStream.level >= 5)) {
                log.println("wordCount * 2=" + wordCount * 2 + " but readParameterWordsWireFormat returned " + n);
            }
            bufferIndex += wordCount * 2;
        }

        return 0;
    }

    @Override
    protected int writeBytesWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override
    protected int readParameterWordsWireFormat(final byte[] buffer, int bufferIndex) {
        final int start = bufferIndex;

        bufferIndex += 2; // reserved
        this.dataCompactionMode = SMBUtil.readInt2(buffer, bufferIndex);

        return 0;
    }

    @Override
    int writeBytesWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override
    int readParameterWordsWireFormat(final byte[] buffer, final int bufferIndex) {
        return 0;
    }

    @Override
    int readBytesWireFormat(final byte[] buffer, final int bufferIndex) {
        return 0;
    }

    @Override

        return 0;
    }

    @Override
    int writeBytesWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override
    int readParameterWordsWireFormat(final byte[] buffer, final int bufferIndex) {
        return 0;
    }

    @Override
    int readBytesWireFormat(final byte[] buffer, final int bufferIndex) {
        return 0;
    }

    @Override

        dst[dstIndex] = (byte) 0x04;
        dstIndex++;
        dstIndex += writeString(path, dst, dstIndex);

        return dstIndex - start;
    }

    @Override
    int readParameterWordsWireFormat(final byte[] buffer, final int bufferIndex) {
        return 0;
    }

    @Override
    int readBytesWireFormat(final byte[] buffer, final int bufferIndex) {
        return 0;
    }

    @Override

    }

    @Test
    void testReadParameterWordsReturnsZero() {
        byte[] buffer = new byte[2];
        int rc = instance.readParameterWordsWireFormat(buffer, 0);
        assertEquals(0, rc, "readParameterWordsWireFormat should return 0 for this SMB");
    }

    @Test
    void testWriteBytesReturnsZero() {
        byte[] dst = new byte[1];