}

  /**
   * Asserts that an escaper does not escape the given character.
   *
   * @param escaper the non-null escaper to test
   * @param c the character to test
   */
  public static void assertUnescaped(CharEscaper escaper, char c) {
    Assert.assertNull(computeReplacement(escaper, c));
  }

  /**
   * Asserts that a Unicode escaper does not escape the given character.
   *
   * @param escaper the non-null escaper to test

    class ConstructorTests {

        @Test
        @DisplayName("Should create instance with source key and single chunk")
        void testConstructorWithSingleChunk() {
            // Given
            byte[] sourceKey = new byte[SOURCE_KEY_SIZE];
            Arrays.fill(sourceKey, (byte) 0xAB);
            SrvCopychunk chunk = new SrvCopychunk(100, 200, 300);

            // When

    }

    @Test
    @DisplayName("Should create request with correct command type and path")
    void testConstructorSetsCorrectCommandAndPath() throws Exception {
        // Given & When
        String path = "\\\\testserver\\testshare";
        Smb2TreeConnectRequest req = new Smb2TreeConnectRequest(mockConfig, path);

        // Then - verify command is set correctly using reflection

    }

    @Test
    @DisplayName("Constructor should throw SmbException for non-workgroup type with host")
    void testConstructor_NonWorkgroupType_ThrowsException() throws Exception {
        // Given: A non-workgroup type with a host
        when(locator.getType()).thenReturn(SmbConstants.TYPE_SERVER);
        when(locator.getURL()).thenReturn(createSmbURL("smb://server/"));

        config = new PropertyConfiguration(new Properties());
    }

    /**
     * Test of readParameterWordsWireFormat method
     */
    @Test
    public void testReadParameterWordsWireFormat() {
        // Given
        byte[] buffer = new byte[] { (byte) 0xff, (byte) 0xff, 0, 0, 0, 0, 0, 0 };
        SmbComWriteAndXResponse instance = new SmbComWriteAndXResponse(config);

        // When

    return new AtomicReference<>();
  }

  /**
   * Creates an {@code AtomicReference} instance with the given initial value.
   *
   * @param initialValue the initial value
   * @return a new {@code AtomicReference} with the given initial value
   */
  public static <V extends @Nullable Object> AtomicReference<V> newReference(
      @ParametricNullness V initialValue) {

    /**
     * Test constructor initialization with valid parameters
     */
    @Test
    @DisplayName("Test constructor initializes fields correctly")
    public void testConstructor() throws Exception {
        // Given
        String oldFileName = "oldFile.txt";
        String newFileName = "newFile.txt";

        // When
        smbComRename = new SmbComRename(config, oldFileName, newFileName);

        // Then

 */
@DisplayName("Crypto Utility Tests")
class CryptoTest extends BaseTest {

    @Test
    @DisplayName("Should calculate MD4 hash correctly")
    void testMD4Hash() {
        // Given
        String input = "Hello World";
        byte[] data = input.getBytes();

        // When
        MessageDigest md4 = Crypto.getMD4();
        byte[] hash = md4.digest(data);

        // Then

   *
   * <p>Because a {@code SortedSetMultimap} has unique sorted values for a given key, this method
   * returns a {@link SortedSet}, instead of the {@link java.util.Collection} specified in the
   * {@link Multimap} interface.
   */
  @Override
  SortedSet<V> get(@ParametricNullness K key);

  /**
   * Removes all values associated with a given key.
   *

        }

        @Test
        @DisplayName("Should initialize with correct command and MID")
        void testConstructorInitialization() throws Exception {
            // Given
            int testMid = 42;

            // When
            Constructor<SmbComNtCancel> constructor = SmbComNtCancel.class.getDeclaredConstructor(Configuration.class, int.class);
            constructor.setAccessible(true);