fi.DataDir = mustGetUUID()
				ids[i] = fi.VersionID
				fi.ModTime = fi.ModTime.Add(-time.Second)
				xl.AddVersion(fi)
			}
			// Encode all. This is used for benchmarking.
			enc, err := xl.AppendTo(nil)
			if err != nil {
				b.Fatal(err)
			}
			b.Logf("Serialized size: %d bytes", len(enc))
			rng := rand.New(rand.NewSource(0))
			dump := make([]byte, len(enc))

			// delete this version leading to a free version
			xl.DeleteVersion(fi)
			freeVersionIDs = append(freeVersionIDs, fi.TierFreeVersionID())
			allVersionIDs = append(allVersionIDs, fi.TierFreeVersionID())
		} else {
			versions = append(versions, fi)
			allVersionIDs = append(allVersionIDs, fi.VersionID)
		}
	}
	buf, err := xl.AppendTo(nil)
	if err != nil {
		t.Fatalf("Failed to serialize xlmeta %v", err)
	}

			for i, ver := range vers {
				newVers := make([]xlMetaV2ShallowVersion, 0, len(ver))
				for _, v := range ver {
					v.header.Signature = [4]byte{byte(i + 10), 0, 0, 0}
					newVers = append(newVers, v)
				}
				vMod = append(vMod, newVers)
			}
			merged := mergeXLV2Versions(i, false, 0, vMod...)
			if len(merged) == 0 {
				t.Error("Did not get any results")
				return
			}
			for _, ver := range merged {

	}
	inputSerialized := make([]metaCacheEntry, len(inputs))
	for i, xl := range inputs {
		xl.sortByModTime()
		var err error
		entry := metaCacheEntry{
			name: "testobject",
		}
		entry.metadata, err = xl.AppendTo(nil)
		if err != nil {
			t.Fatal(err)
		}
		inputSerialized[i] = entry
	}

	tests := []struct {
		name         string
		m            metaCacheEntries
		r            metadataResolutionParams

				meta:   encoded,
			}
			return nil
		}
	}
	return fmt.Errorf("addVersion: Internal error, unable to add version")
}

// AppendTo will marshal the data in z and append it to the provided slice.
func (x *xlMetaV2) AppendTo(dst []byte) ([]byte, error) {
	// Header...
	sz := len(xlHeader) + len(xlVersionCurrent) + msgp.ArrayHeaderSize + len(dst) + 3*msgp.Uint32Size
	// Existing + Inline data

			t, err := strconv.ParseInt(split[1], 10, 64)
			if err == nil {
				startTime = time.Unix(0, t)
			}
		}
		uploads = append(uploads, MultipartInfo{
			Bucket:    bucket,
			Object:    object,
			UploadID:  base64.RawURLEncoding.EncodeToString(fmt.Appendf(nil, "%s.%s", globalDeploymentID(), uploadID)),
			Initiated: startTime,
		})
		populatedUploadIDs.Add(uploadID)
	}

		if serverSideChecksum != nil {
			fi.Checksum = serverSideChecksum.AppendTo(nil, nil)
			if opts.EncryptFn != nil {
				fi.Checksum = opts.EncryptFn("object-checksum", fi.Checksum)
			}
		}
	} else if fi.Checksum == nil && opts.WantChecksum != nil {
		// Trailing headers checksums should now be filled.
		fi.Checksum = opts.WantChecksum.AppendTo(nil, nil)
		if opts.EncryptFn != nil {

    }

    // Test multiple appends to the same buffer
    public void test_multipleAppends() {
        StringBuilder buf = new StringBuilder();

        monitorTarget.append(buf, "key1", () -> "value1");
        buf.append(",");
        monitorTarget.append(buf, "key2", () -> 123);
        buf.append(",");
        monitorTarget.append(buf, "key3", () -> null);

      if (placeholderStart == -1) {
        break;
      }
      builder.append(template, templateStart, placeholderStart);
      builder.append(lenientToString(args[i++]));
      templateStart = placeholderStart + 2;
    }
    builder.append(template, templateStart, template.length());

    // if we run out of placeholders, append the extra args in square brackets
    if (i < args.length) {
      String prefix = " [";

	err := s.client.MakeBucket(ctx, bucket, minio.MakeBucketOptions{})
	if err != nil {
		c.Fatalf("bucket creat error: %v", err)
	}

	// Create a policy policy
	policy := "mypolicy"
	policyBytes := fmt.Appendf(nil, `{
 "Version": "2012-10-17",
 "Statement": [
  {
   "Effect": "Allow",
   "Action": [
    "s3:PutObject",
    "s3:GetObject",
    "s3:ListBucket"
   ],
   "Resource": [
    "arn:aws:s3:::%s/*"