@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);
  }

  /**

        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"));

  /** Returns the hash prefix given the current mask. */
  static int getHashPrefix(int value, int mask) {
    return value & ~mask;
  }

  /** Returns the index, or 0 if the entry is "null". */
  static int getNext(int entry, int mask) {
    return entry & mask;
  }

  /** Returns a new value combining the prefix and suffix using the given mask. */
  static int maskCombine(int prefix, int suffix, int mask) {

  /** Returns the hash prefix given the current mask. */
  static int getHashPrefix(int value, int mask) {
    return value & ~mask;
  }

  /** Returns the index, or 0 if the entry is "null". */
  static int getNext(int entry, int mask) {
    return entry & mask;
  }

  /** Returns a new value combining the prefix and suffix using the given mask. */
  static int maskCombine(int prefix, int suffix, int mask) {

  @Override
  public @Nullable Entry<K, V> firstEntry() {
    return Iterators.<@Nullable Entry<K, V>>getNext(entryIterator(), null);
  }

  @Override
  public @Nullable Entry<K, V> lastEntry() {
    return Iterators.<@Nullable Entry<K, V>>getNext(descendingEntryIterator(), null);
  }

  @Override
  public @Nullable Entry<K, V> pollFirstEntry() {

  @Override
  public @Nullable Entry<K, V> firstEntry() {
    return Iterators.<@Nullable Entry<K, V>>getNext(entryIterator(), null);
  }

  @Override
  public @Nullable Entry<K, V> lastEntry() {
    return Iterators.<@Nullable Entry<K, V>>getNext(descendingEntryIterator(), null);
  }

  @Override
  public @Nullable Entry<K, V> pollFirstEntry() {

      assertEquals(hashOne, entryOne.getHash());
      assertThat(entryOne.getNext()).isNull();
      assertSame(valueOne, copyOne.getValue());

      InternalEntry<Object, Object, ?> copyTwo = segment.copyForTesting(entryTwo, copyOne);
      assertSame(keyTwo, copyTwo.getKey());
      assertEquals(hashTwo, copyTwo.getHash());
      assertSame(copyOne, copyTwo.getNext());
      assertSame(valueTwo, copyTwo.getValue());
    }
  }

      assertEquals(hashOne, entryOne.getHash());
      assertThat(entryOne.getNext()).isNull();
      assertSame(valueOne, copyOne.getValue());

      InternalEntry<Object, Object, ?> copyTwo = segment.copyForTesting(entryTwo, copyOne);
      assertSame(keyTwo, copyTwo.getKey());
      assertEquals(hashTwo, copyTwo.getHash());
      assertSame(copyOne, copyTwo.getNext());
      assertSame(valueTwo, copyTwo.getValue());
    }
  }

		azMeta[k] = to.Ptr(v)
	}
	resp, err := az.clnt.UploadStream(ctx, az.Bucket, az.getDest(object), io.LimitReader(r, length), &azblob.UploadStreamOptions{
		Concurrency: 4,
		AccessTier:  az.tier(), // set tier if specified
		Metadata:    azMeta,
	})
	if err != nil {
		return "", azureToObjectError(err, az.Bucket, az.getDest(object))
	}
	vid := ""
	if resp.VersionID != nil {
		vid = *resp.VersionID
	}