// Then
        assertEquals(expectedLength, actualLength);
        verify(messageBlock).decode(buffer, bufferIndex);
    }

    @Test
    @DisplayName("Test decode method throws SMBProtocolDecodingException")
    void testDecodeThrowsException() throws SMBProtocolDecodingException {
        // Given
        byte[] buffer = new byte[10];
        int bufferIndex = 0;

    }

    /**
     * {@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()) {

   *     invocation conversion.
   * @throws InvocationTargetException if the underlying method or constructor throws an exception.
   */
  // All subclasses are owned by us and we'll make sure to get the R type right, including nullness.
  @SuppressWarnings({"unchecked", "nullness"})
  @CanIgnoreReturnValue
  public final @Nullable R invoke(@Nullable T receiver, @Nullable Object... args)

        }
        // If any other method appears or if we forgot one, include it in the exception message:
        throw new UnsupportedOperationException(methodName);
      } else {
        try {
          return typeVariableMethod.invoke(typeVariableImpl, args);
        } catch (InvocationTargetException e) {
          throw e.getCause();
        }
      }
    }
  }

    }

    @Test
    public void test_clearCache() {
        // Test that clearCache doesn't throw exception
        popularWordHelper.clearCache();

        // Verify cache is cleared (we can't directly test this without accessing the cache)
        // But we can test that it doesn't throw exceptions
        assertTrue(true);
    }

    @Test
    public void test_init_configuration() {

   * process()/processRemaining() invocations, due to alignment.
   */
  @AndroidIncompatible // slow. TODO(cpovirk): Maybe just reduce iterations under Android.
  public void testExhaustive() throws Exception {
    Random random = new Random(0); // will iteratively make more debuggable, each time it breaks
    for (int totalInsertions = 0; totalInsertions < 200; totalInsertions++) {

   * for {@code asMapOfRanges().iterator().remove()}.
   *
   * <p>The returned range map will throw an {@link IllegalArgumentException} on an attempt to
   * insert a range not {@linkplain Range#encloses(Range) enclosed} by {@code range}.
   */
  // TODO(cpovirk): Consider documenting that IAE on the various methods that can throw it.
  RangeMap<K, V> subRangeMap(Range<K> range);

  /**

public class FileListIndexUpdateCallbackImplTest extends UnitFessTestCase {
    public FileListIndexUpdateCallbackImpl indexUpdateCallback;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        indexUpdateCallback = new FileListIndexUpdateCallbackImpl(null, null, 1);
    }

    /** Case 1: Normal merge (no duplicates) */
    @Test

     * @throws IOException if an I/O error occurs
     */
    public static void store(final OutputStream out, final String header) throws IOException {
        prp.store(out, header);
    }

    /**
     * List the properties in the <code>Config</code>.
     *
     * @param out the print stream to write the properties to
     * @throws IOException if an I/O error occurs
     */

    private Field findField(Class<?> clazz, String fieldName) throws NoSuchFieldException {
        Class<?> current = clazz;
        while (current != null) {
            try {
                return current.getDeclaredField(fieldName);
            } catch (NoSuchFieldException e) {
                current = current.getSuperclass();
            }
        }
        throw new NoSuchFieldException(fieldName);
    }