void testGetNext() {
        // Test case for getNext method
        Request nextRequest = mock(Request.class); // Mock a chained request
        when(mockRequest.getNext()).thenReturn(nextRequest);

        Request actualNextRequest = mockRequest.getNext();

        assertEquals(nextRequest, actualNextRequest, "Next request should match the mocked object.");
        verify(mockRequest, times(1)).getNext();
    }

    @Test

    }

    @Test
    @DisplayName("Test getNext returns null when no chained message")
    void testGetNextWithNoChainedMessage() {
        // Given
        when(request.getNext()).thenReturn(null);

        // When
        CommonServerMessageBlockRequest result = request.getNext();

        // Then
        assertNull(result);
        verify(request, times(1)).getNext();
    }

        final ServerMessageBlock2Request<?> n = getNext();
        if (n != null) {
            setNext(null);
            n.clearFlags(SMB2_FLAGS_RELATED_OPERATIONS);
        }
        return n;
    }

    /**
     * Sets the next request in the compound chain.
     *
     * @param next the next request
     */
    public void setNext(final ServerMessageBlock2Request<?> next) {

        }

        @Test
        @DisplayName("getNext should return next request")
        void testGetNext() {
            TestServerMessageBlock2Request nextRequest = new TestServerMessageBlock2Request(mockConfig);
            testRequest.setNext(nextRequest);

            ServerMessageBlock2Request<?> result = testRequest.getNext();

            assertSame(nextRequest, result);
        }

    @DisplayName("Test Request methods inherited from CommonServerMessageBlockRequest")
    void testInheritedMethods() {
        // Given
        when(request.isResponseAsync()).thenReturn(true);
        when(request.getNext()).thenReturn(nextRequest);
        when(request.split()).thenReturn(nextRequest);
        when(request.allowChain(nextRequest)).thenReturn(true);
        when(request.createCancel()).thenReturn(nextRequest);

   * wish to override {@link #lower} to forward to this implementation.
   */
  protected @Nullable E standardLower(@ParametricNullness E e) {
    return Iterators.getNext(headSet(e, false).descendingIterator(), null);
  }

  @Override
  public @Nullable E floor(@ParametricNullness E e) {
    return delegate().floor(e);
  }

  /**

   * wish to override {@link #lower} to forward to this implementation.
   */
  protected @Nullable E standardLower(@ParametricNullness E e) {
    return Iterators.getNext(headSet(e, false).descendingIterator(), null);
  }

  @Override
  public @Nullable E floor(@ParametricNullness E e) {
    return delegate().floor(e);
  }

  /**

     * @return the new first entry for the table
     */
    @GuardedBy("this")
    @Nullable E removeFromChain(E first, E entry) {
      int newCount = count;
      E newFirst = entry.getNext();
      for (E e = first; e != entry; e = e.getNext()) {
        E next = copyEntry(e, newFirst);
        if (next != null) {
          newFirst = next;
        } else {
          newCount--;
        }
      }

        list.addLast("3");
        SLinkedList<String>.Entry e = list.getFirstEntry();
        assertThat(e.getPrevious(), is(nullValue()));
        assertThat(e.getNext().getElement(), is("2"));
        e = list.getLastEntry();
        assertThat(e.getNext(), is(nullValue()));
        assertThat(e.getPrevious().getElement(), is("2"));
        list.getEntry(1).remove();
        assertThat(list.getFirst(), is("1"));

        if (CompactHashing.getHashPrefix(entry, mask) == hashPrefix
            && Objects.equals(object, elements[entryIndex])) {
          return false;
        }
        next = CompactHashing.getNext(entry, mask);
        bucketLength++;
      } while (next != UNSET);

      if (bucketLength >= MAX_HASH_BUCKET_LENGTH) {
        return convertToHashFloodingResistantImplementation().add(object);
      }