expectedErr error
	}{
		// TestXLStorage case - 1.
		// A valid case, volume creation is expected to succeed.
		{
			volName:     "success-vol",
			expectedErr: nil,
		},
		// TestXLStorage case - 2.
		// Case where a file exists by the name of the volume to be created.
		{
			volName:     "vol-as-file",
			expectedErr: errVolumeExists,
		},
		// TestXLStorage case - 3.
		{
			volName:     "existing-vol",

		case 1:
			t.Go = c.uint8
		case 2:
			t.Go = c.uint16
		case 4:
			t.Go = c.uint32
		case 8:
			t.Go = c.uint64
		case 1 + signedDelta:
			t.Go = c.int8
		case 2 + signedDelta:
			t.Go = c.int16
		case 4 + signedDelta:
			t.Go = c.int32
		case 8 + signedDelta:
			t.Go = c.int64
		}

	case *dwarf.FloatType:
		switch t.Size {

	case PrefixAccessDenied:
		apiErr = ErrAccessDenied
	case BucketNameInvalid:
		apiErr = ErrInvalidBucketName
	case BucketNotFound:
		apiErr = ErrNoSuchBucket
	case BucketAlreadyOwnedByYou:
		apiErr = ErrBucketAlreadyOwnedByYou
	case BucketNotEmpty:
		apiErr = ErrBucketNotEmpty
	case BucketAlreadyExists:
		apiErr = ErrBucketAlreadyExists
	case BucketExists:
		apiErr = ErrBucketAlreadyOwnedByYou

			return
		}
		switch msgp.UnsafeString(field) {
		case "Name":
			z.Name, bts, err = msgp.ReadStringBytes(bts)
			if err != nil {
				err = msgp.WrapError(err, "Name")
				return
			}
		case "Created":
			z.Created, bts, err = msgp.ReadTimeBytes(bts)
			if err != nil {
				err = msgp.WrapError(err, "Created")
				return
			}
		case "Deleted":
			z.Deleted, bts, err = msgp.ReadTimeBytes(bts)

			return
		}
		switch msgp.UnsafeString(field) {
		case "ReplicatedSize":
			z.ReplicatedSize, err = dc.ReadInt64()
			if err != nil {
				err = msgp.WrapError(err, "ReplicatedSize")
				return
			}
		case "ReplicaSize":
			z.ReplicaSize, err = dc.ReadInt64()
			if err != nil {
				err = msgp.WrapError(err, "ReplicaSize")
				return
			}
		case "FailStats":
			err = z.FailStats.DecodeMsg(dc)
			if err != nil {

					switch msgp.UnsafeString(field) {
					case "ts":
						za0002.TotalSize, err = dc.ReadUint64()
						if err != nil {
							err = msgp.WrapError(err, "Tiers", za0001, "TotalSize")
							return
						}
					case "nv":
						za0002.NumVersions, err = dc.ReadInt()
						if err != nil {
							err = msgp.WrapError(err, "Tiers", za0001, "NumVersions")
							return
						}
					case "no":
						za0002.NumObjects, err = dc.ReadInt()

		case isSysErrNotDir(err) || isSysErrIsDir(err):
			return nil, dmTime, errFileNotFound
		case isSysErrHandleInvalid(err):
			// This case is special and needs to be handled for windows.
			return nil, dmTime, errFileNotFound
		case isSysErrIO(err):
			return nil, dmTime, errFaultyDisk
		case isSysErrTooManyFiles(err):
			return nil, dmTime, errTooManyOpenFiles
		case isSysErrInvalidArg(err):

					switch msgp.UnsafeString(field) {
					case "b":
						za0002.Bucket, err = dc.ReadString()
						if err != nil {
							err = msgp.WrapError(err, "Entries", za0001, "Bucket")
							return
						}
					case "o":
						za0002.Object, err = dc.ReadString()
						if err != nil {
							err = msgp.WrapError(err, "Entries", za0001, "Object")
							return
						}
					case "rc":

	var format, version uint16
	switch filepath.Base(path) {
	case batchReplName:
		version = batchReplVersionV1
		format = batchReplFormat
	case batchKeyRotationName:
		version = batchKeyRotateVersionV1
		format = batchKeyRotationFormat
	case batchExpireName:
		version = batchExpireVersionV1
		format = batchExpireFormat
	default:

			return
		}
		switch msgp.UnsafeString(field) {
		case "ID":
			err = dc.ReadExactBytes((z.VersionID)[:])
			if err != nil {
				err = msgp.WrapError(err, "VersionID")
				return
			}
		case "MTime":
			z.ModTime, err = dc.ReadInt64()
			if err != nil {
				err = msgp.WrapError(err, "ModTime")
				return
			}
		case "MetaSys":
			var zb0002 uint32
			zb0002, err = dc.ReadMapHeader()