if *c > 0 {
		*c--
		return 1, data[:1], nil
	}
	return 0, nil, nil
}

// Check that the looping-at-EOF check doesn't trigger for merely empty tokens.
func TestEmptyLinesOK(t *testing.T) {
	c := countdown(10000)
	s := NewScanner(strings.NewReader(strings.Repeat("\n", 10000)))
	s.Split(c.split)
	for s.Scan() {
	}
	if s.Err() != nil {
		t.Fatal("after scan:", s.Err())
	}
	if c != 0 {

	buf, major, minor, err := checkXL2V1(buf)
	if err != nil || major != 1 || minor < 3 {
		return nil, nil, nil
	}
	meta, buf, err = msgp.ReadBytesZC(buf)
	if err != nil {
		return nil, nil, err
	}
	if crc, nbuf, err := msgp.ReadUint32Bytes(buf); err == nil {
		// Read metadata CRC
		buf = nbuf
		if got := uint32(xxhash.Sum64(meta)); got != crc {

			err := test.sizeFilter.Validate()
			if err != nil {
				gotErr := err.(BatchJobYamlErr)
				testErr := test.err.(BatchJobYamlErr)
				if gotErr.message() != testErr.message() {
					t.Fatalf("Expected %v but got %v", test.err, err)
				}
			}
			if err == nil && test.err != nil {
				t.Fatalf("Expected %v but got nil", test.err)
			}
		})
	}

	if err := listAllBuckets(ctx, localDrives, healBuckets, quorum); err != nil {
		return nil, err
	}

	// include deleted buckets in listBuckets output
	deletedBuckets := map[string]VolInfo{}

	if opts.Deleted {
		// lists all deleted buckets across drives.
		if err := listDeletedBuckets(ctx, localDrives, deletedBuckets, quorum); err != nil {
			return nil, err
		}
	}

	for _, v := range healBuckets {

						return true, nil
					}
					return false, err
				}
				err = d.deserialize(r)
				r.Close()
				return err != nil, nil
			case InsufficientReadQuorum, StorageErr:
				return true, nil
			}
			return false, err
		}
		err = d.deserialize(r)
		r.Close()
		return err != nil, nil
	}

	// Caches are read+written without locks,
	retries := 0
	for retries < 5 {

	if err = replicationConfig.Validate(bucket, sameTarget); err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}
	configData, err := xml.Marshal(replicationConfig)
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}
	if _, err = globalBucketMetadataSys.Update(ctx, bucket, bucketReplicationConfig, configData); err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)

	defer cancel()
	if err != nil {
		return nil, err
	}

	if r.Count == 0 {
		key = strings.TrimSuffix(key, etcdPathSeparator)
		r, err = c.etcdClient.Get(ctx, key)
		if err != nil {
			return nil, err
		}
		// only if we are looking at `domain` as true
		// we should return error here.
		if domain && r.Count == 0 {
			return nil, ErrDomainMissing
		}
	}

	if dsecs == "" {
		return nil
	}

	if _, err := auth.ExpToInt64(expStr); err != nil {
		return err
	}

	defaultExpiryDuration, err := GetDefaultExpiration(dsecs)
	if err != nil {
		return err
	}

	claims["exp"] = time.Now().UTC().Add(defaultExpiryDuration).Unix() // update with new expiry.
	return nil
}

const (
	audClaim = "aud"
	azpClaim = "azp"
)

		bytebufferpool.Put(b)
		bytebufferpool.Put(bc)
	}()

	w, err := zstd.NewWriter(bc)
	if err != nil {
		return nil, nil, err
	}

	if _, err = io.Copy(w, io.TeeReader(reader, b)); err != nil {
		return nil, nil, err
	}

	w.Close()
	return bc.Bytes(), b.Bytes(), nil
}

const (
	// Update this whenever the official minisign pubkey is rotated.

		  </NoncurrentVersionTransition>`,
			err: nil,
		},
		{
			input: `<NoncurrentVersionTransition>
			<Days>1</Days>
		  </NoncurrentVersionTransition>`,
			err: errXMLNotWellFormed,
		},
	}

	for i, tc := range ntrTests {
		var ntr NoncurrentVersionTransition
		err := xml.Unmarshal([]byte(tc.input), &ntr)
		if err != nil {
			t.Fatalf("%d: xml unmarshal failed with %v", i+1, err)
		}