func (m *metaCacheEntriesSorted) fileInfoVersions(bucket, prefix, delimiter, afterV string) (versions []ObjectInfo) {
	versions = make([]ObjectInfo, 0, m.len())
	prevPrefix := ""
	vcfg, _ := globalBucketVersioningSys.Get(bucket)

	for _, entry := range m.o {
		if entry.isObject() {
			if delimiter != "" {
				idx := strings.Index(strings.TrimPrefix(entry.name, prefix), delimiter)
				if idx >= 0 {

	// order Note: This element is returned only if you have delimiter request parameter
	// specified. If response does not include the NextMaker and it is truncated,
	// you can use the value of the last Key in the response as the marker in the
	// subsequent request to get the next set of object keys.
	NextMarker string `xml:"NextMarker,omitempty"`

	MaxKeys   int
	Delimiter string `xml:"Delimiter,omitempty"`

	Prefix string

	// A character used to truncate the object prefixes.
	// NOTE: only supported delimiter is '/'.
	Delimiter string

	// CommonPrefixes contains all (if there are any) keys between Prefix and the
	// next occurrence of the string specified by delimiter.
	CommonPrefixes []string

	EncodingType string // Not supported yet.
}

	if o.Limit == 0 {
		return entries, io.EOF
	}

	// For delimiter and prefix as '/' we do not list anything at all
	// along // with the prefix. On a flat namespace with 'prefix'
	// as '/' we don't have any entries, since all the keys are
	// of form 'keyName/...'
	if strings.HasPrefix(o.Prefix, SlashSeparator) {
		return entries, io.EOF
	}

	// If delimiter is slashSeparator we must return directories of

// Special conditions required by MinIO server are as below
//   - delimiter if set should be equal to '/', otherwise the request is rejected.
//   - marker if set should have a common prefix with 'prefix' param, otherwise
//     the request is rejected.
func validateListObjectsArgs(prefix, marker, delimiter, encodingType string, maxKeys int) APIErrorCode {
	// Max keys cannot be negative.
	if maxKeys < 0 {

			t.Errorf("%s: Expected the object name to be `%s`, but instead found `%s`", instanceType, "newPrefix", result.Objects[4].Name)
		}
	}

	// check delimited results with delimiter and prefix.
	{
		_, err = obj.PutObject(context.Background(), "bucket", "this/is/delimited", mustGetPutObjReader(t, bytes.NewBufferString(uploadContent), int64(len(uploadContent)), "", ""), opts)
		if err != nil {
			t.Fatalf("%s: <ERROR> %s", instanceType, err)

	ListObjects(ctx context.Context, bucket, prefix, marker, delimiter string, maxKeys int) (result ListObjectsInfo, err error)
	ListObjectsV2(ctx context.Context, bucket, prefix, continuationToken, delimiter string, maxKeys int, fetchOwner bool, startAfter string) (result ListObjectsV2Info, err error)
	ListObjectVersions(ctx context.Context, bucket, prefix, marker, versionMarker, delimiter string, maxKeys int) (result ListObjectVersionsInfo, err error)

			prefix:             "",
			keyMarker:          "",
			uploadIDMarker:     "",
			delimiter:          "",
			maxUploads:         "0",
			accessKey:          credentials.AccessKey,
			secretKey:          credentials.SecretKey,
			expectedRespStatus: http.StatusNotFound,
			shouldPass:         false,
		},
		// Test case -3.
		// Delimiter unsupported, but response is empty.
		{
			bucket:             bucketName,

	return fullBuffers, frag, totalLen, err
}

// ReadBytes reads until the first occurrence of delim in the input,
// returning a slice containing the data up to and including the delimiter.
// If ReadBytes encounters an error before finding a delimiter,
// it returns the data read before the error and the error itself (often io.EOF).
// ReadBytes returns err != nil if and only if the returned data does not end in
// delim.

			continue
		}
		if strings.HasPrefix(objName, prefix) {
			if count == maxKeys {
				isTruncated = true
				break
			}
			if delimiter != "" {
				i := strings.Index(objName[len(prefix):], delimiter)
				if i >= 0 {
					commonPrefix := objName[:len(prefix)+i+1]
					if len(listObjectsInfo.Prefixes) == 0 || commonPrefix != listObjectsInfo.Prefixes[len(listObjectsInfo.Prefixes)-1] {