public class SMBUtil {

    /**
     * Private constructor to prevent instantiation of utility class.
     */
    private SMBUtil() {
    }

    /**
     * Writes a 16-bit integer value to a byte array in little-endian format
     * @param val the value to write
     * @param dst the destination byte array
     * @param dstIndex the starting index in the destination array
     */

        // Reserved (2 bytes)
        buffer[index++] = 0;
        buffer[index++] = 0;

        // Flags (2 bytes) - little-endian
        int flags = 0x0001;
        buffer[index++] = (byte) (flags & 0xFF);
        buffer[index++] = (byte) ((flags >> 8) & 0xFF);

        // Session ID (8 bytes) - little-endian
        buffer[index++] = (byte) (testSessionId & 0xFF);
        buffer[index++] = (byte) ((testSessionId >> 8) & 0xFF);

    @Test
    @DisplayName("Should encode and decode 16-bit integers")
    void testInt16Operations() {
        // Given
        short value = 0x1234;
        byte[] buffer = new byte[2];

        // When - encode little endian
        Encdec.enc_uint16le(value, buffer, 0);
        short decoded = (short) Encdec.dec_uint16le(buffer, 0);

        // Then
        assertEquals(value, decoded);
        assertEquals(0x34, buffer[0] & 0xFF);

   * {@code int} value in little-endian order.
   *
   * @throws IllegalStateException if {@code bits() < 32}
   */
  public abstract int asInt();

  /**
   * Returns the first eight bytes of {@linkplain #asBytes() this hashcode's bytes}, converted to a
   * {@code long} value in little-endian order.
   *
   * @throws IllegalStateException if {@code bits() < 64}
   */

   * {@code int} value in little-endian order.
   *
   * @throws IllegalStateException if {@code bits() < 32}
   */
  public abstract int asInt();

  /**
   * Returns the first eight bytes of {@linkplain #asBytes() this hashcode's bytes}, converted to a
   * {@code long} value in little-endian order.
   *
   * @throws IllegalStateException if {@code bits() < 64}
   */

            assertEquals(context.size(), encodedSize);
            assertEquals(1, buffer[0]); // hash algo count (little endian)
            assertEquals(0, buffer[1]);
            assertEquals(8, buffer[2]); // salt length (little endian)
            assertEquals(0, buffer[3]);
            assertEquals(1, buffer[4]); // SHA512 hash algo (little endian)
            assertEquals(0, buffer[5]);

import jcifs.Configuration;

/**
 * Unit tests for {@link SmbComFindClose2}.
 * The class is intentionally tiny – the tests mainly verify that the
 * parameter word (the session identifier) is written in little‑endian form
 * and that the {@code toString} helper contains the expected values.
 *
 * <p>The tests also exercise edge cases such as negative (wrap‑around) session

        byte[] rawBytes = new byte[] { 0x01, 0x02, 0x03, 0x04 }; // Represents 0x04030201 (little-endian)
        AvFlags avFlags = new AvFlags(rawBytes);
        assertNotNull(avFlags, "AvFlags object should not be null");
        assertEquals(0x04030201, avFlags.getFlags(), "Flags should match the raw bytes (little-endian)");

        // Test with zero
        byte[] zeroBytes = new byte[] { 0x00, 0x00, 0x00, 0x00 };

     * @return the short value in little-endian format
     * @throws IOException if an I/O error occurs
     */
    public short readShort() throws IOException {
        align(2);
        return Short.reverseBytes(this.dis.readShort());
    }

    /**
     * Reads a 32-bit integer value with proper alignment and byte order.
     * @return the integer value in little-endian format

        String msg = "\u00A1\u00A2"; // two Unicode characters
        byte[] encoded = encodeUnicode(msg);
        assertEquals(4, encoded.length, "Encoded Unicode string should be 4 bytes");

        // Verify little-endian encoding
        assertEquals((byte) 0xA1, encoded[0], "First byte of first character");
        assertEquals((byte) 0x00, encoded[1], "Second byte of first character");