@Test
    @DisplayName("Should handle empty file ID")
    void testSetEmptyFileId() {
        // Given
        RequestWithFileId request = new Smb2CloseRequest(mockConfig, testFileId);

        // When
        request.setFileId(emptyFileId);

        // Then - should accept empty file ID
        assertDoesNotThrow(() -> request.setFileId(emptyFileId), "Should handle empty file ID without throwing exception");
    }

        assertEquals((byte) 0x00, dst[secondBufferFormatIndex + 1]); // Extra null byte for Unicode alignment
    }

    /**
     * Test writeBytesWireFormat with empty file names
     */
    @Test
    @DisplayName("Test writeBytesWireFormat with empty file names")
    public void testWriteBytesWireFormatEmptyFileNames() {
        // Given
        byte[] dst = new byte[100];

    }

    @Test
    @DisplayName("Constructor with Configuration only should create empty Name instances")
    void testConstructorWithConfigOnly() {
        SessionRequestPacket packet = new SessionRequestPacket(mockConfig);

        assertNotNull(packet);
        // The packet should have calledName and callingName initialized but empty
        byte[] dst = new byte[256];
        int written = packet.writeTrailerWireFormat(dst, 0);

            rpcUuid.clock_seq_low = CLOCK_SEQ_LOW;
            rpcUuid.node = new byte[6]; // Empty node array

            // Act
            UUID uuid = new UUID(rpcUuid);

            // Assert
            assertNotNull(uuid.node);
            assertEquals(6, uuid.node.length);
            assertArrayEquals(new byte[6], uuid.node, "Empty node array should be copied");
        }
    }

    @Nested

  }

  /**
   * Returns an empty immutable range map.
   *
   * <p><b>Performance note:</b> the instance returned is a singleton.
   */
  @SuppressWarnings("unchecked")
  public static <K extends Comparable<?>, V> ImmutableRangeMap<K, V> of() {
    return (ImmutableRangeMap<K, V>) EMPTY;
  }

  /** Returns an immutable range map mapping a single range to a single value. */

        // Act: constructing the iterator must not throw and results in empty iterator
        DirFileEntryEnumIterator2 it = new DirFileEntryEnumIterator2(tree, parent, "*", null, 0);

        // Assert: enumeration is empty and close produced no extra close call (no fileId opened)
        assertFalse(it.hasNext(), "Empty listing should produce no elements");
        it.close();

    /**
     * Creates a {@link Writer} to output to a stream with the specified encoding.
     *
     * @param os the stream (must not be {@literal null})
     * @param encoding the encoding (must not be {@literal null} or empty)
     * @return a {@link Writer} to output to the stream
     */
    public static Writer create(final OutputStream os, final String encoding) {
        assertArgumentNotNull("os", os);

     * exception is thrown so this information is merely meant to assist the user.
     *
     * @return The identifier of the POM or an empty string if not known, never {@code null}.
     */
    public String getModelId() {
        if (result == null) {
            return "";
        } else if (result.getEffectiveModel() != null) {

        // Execute
        OptionalThing<TimeZone> result = provider.findBusinessTimeZone(runtimeMeta, requestManager);

        // Verify that empty optional is returned
        assertNotNull(result);
        assertFalse(result.isPresent());
    }

    // Test getRequestedTimeZone() method
    public void test_getRequestedTimeZone() {
        // Execute

     *
     * @return the classifier or an empty string if none, never {@code null}
     * @see ArtifactCoordinates#getClassifier()
     */
    @Nonnull
    String getClassifier();

    /**
     * Returns the file extension of the artifact.
     * The dot separator is not included in the returned string.
     *
     * @return the file extension or an empty string if none, never {@code null}