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
	}

func (s3 *warmBackendS3) ToObjectError(err error, params ...string) error {
	object := ""
	if len(params) >= 1 {
		object = params[0]
	}

	return ErrorRespToObjectError(err, s3.Bucket, s3.getDest(object))
}

func (s3 *warmBackendS3) getDest(object string) string {
	destObj := object
	if s3.Prefix != "" {
		destObj = fmt.Sprintf("%s/%s", s3.Prefix, object)
	}
	return destObj
}

}

func (gcs *warmBackendGCS) getDest(object string) string {
	destObj := object
	if gcs.Prefix != "" {
		destObj = fmt.Sprintf("%s/%s", gcs.Prefix, object)
	}
	return destObj
}

func (gcs *warmBackendGCS) PutWithMeta(ctx context.Context, key string, data io.Reader, length int64, meta map[string]string) (remoteVersionID, error) {
	object := gcs.client.Bucket(gcs.Bucket).Object(gcs.getDest(key))
	w := object.NewWriter(ctx)

	partSize, err := optimalPartSize(length)
	if err != nil {
		return remoteVersionID(""), err
	}
	res, err := m.client.PutObject(ctx, m.Bucket, m.getDest(object), r, length, minio.PutObjectOptions{
		StorageClass:         m.StorageClass,
		PartSize:             uint64(partSize),
		DisableContentSha256: true,
		UserMetadata:         meta,
	})

  }

  public void testGetNext_withDefault_two() {
    Iterator<String> iterator = asList("foo", "bar").iterator();
    assertEquals("foo", Iterators.getNext(iterator, "x"));
  }

  public void testGetLast_basic() {
    List<String> list = newArrayList();
    list.add("a");
    list.add("b");
    assertEquals("b", getLast(list.iterator()));
  }

  }

  public void testGetNext_withDefault_two() {
    Iterator<String> iterator = asList("foo", "bar").iterator();
    assertEquals("foo", Iterators.getNext(iterator, "x"));
  }

  public void testGetLast_basic() {
    List<String> list = newArrayList();
    list.add("a");
    list.add("b");
    assertEquals("b", getLast(list.iterator()));
  }

  public void testSubList_startNegative() {
    assertThrows(IndexOutOfBoundsException.class, () -> getList().subList(-1, 0));
  }

  public void testSubList_endTooLarge() {
    assertThrows(IndexOutOfBoundsException.class, () -> getList().subList(0, getNumElements() + 1));
  }

  public void testSubList_startGreaterThanEnd() {
    try {
      getList().subList(1, 0);
      fail("subList(1, 0) should throw");

  public void testSubList_startNegative() {
    assertThrows(IndexOutOfBoundsException.class, () -> getList().subList(-1, 0));
  }

  public void testSubList_endTooLarge() {
    assertThrows(IndexOutOfBoundsException.class, () -> getList().subList(0, getNumElements() + 1));
  }

  public void testSubList_startGreaterThanEnd() {
    try {
      getList().subList(1, 0);
      fail("subList(1, 0) should throw");

   */
  public void testAddAtIndex_unsupportedPresent() {
    assertThrows(UnsupportedOperationException.class, () -> getList().add(0, e0()));
    expectUnchanged();
  }

  @ListFeature.Require(SUPPORTS_ADD_WITH_INDEX)
  public void testAddAtIndex_supportedNotPresent() {
    getList().add(0, e3());
    expectAdded(0, e3());
  }

  @CollectionFeature.Require(FAILS_FAST_ON_CONCURRENT_MODIFICATION)

    int index = aValidIndex();
    E initialValue = getList().get(index);
    assertEquals(
        "set(i, x) should return the old element at position i.",
        initialValue,
        getList().set(index, newValue));
    assertEquals("After set(i, x), get(i) should return x", newValue, getList().get(index));
    assertEquals("set() should not change the size of a list.", getNumElements(), getList().size());
  }