}

type metacacheManager struct {
	mu      sync.RWMutex
	init    sync.Once
	buckets map[string]*bucketMetacache
	trash   map[string]metacache // Recently deleted lists.
}

const metacacheMaxEntries = 5000

// initManager will start async saving the cache.
func (m *metacacheManager) initManager() {
	// Add a transient bucket.
	// Start saver when object layer is ready.
	go func() {
		objAPI := newObjectLayerFn()

		Remote:             o.remote,
		Local:              o.local,
		id:                 o.id,
		ctx:                o.ctx,
		outgoing:           xsync.NewMapOfPresized[uint64, *muxClient](1000),
		inStream:           xsync.NewMapOfPresized[uint64, *muxServer](1000),
		outQueue:           make(chan []byte, defaultOutQueue),
		dialer:             o.dial,
		side:               ws.StateServerSide,
		connChange:         &sync.Cond{L: &sync.Mutex{}},

func TestDataUsageUpdate(t *testing.T) {
	base := t.TempDir()
	const bucket = "bucket"
	files := []usageTestFile{
		{name: "rootfile", size: 10000},
		{name: "rootfile2", size: 10000},
		{name: "dir1/d1file", size: 2000},
		{name: "dir2/d2file", size: 300},
		{name: "dir1/dira/dafile", size: 100000},
		{name: "dir1/dira/dbfile", size: 200000},
		{name: "dir1/dira/dirasub/dcfile", size: 1000000},

	for i := 0; i < b.N; i++ {
		err := v.DecodeMsg(dc)
		if err != nil {
			b.Fatal(err)
		}
	}
}

func BenchmarkDecodeDiskInfoMsgp(b *testing.B) {
	v := DiskInfo{
		Total:     1000,
		Free:      1000,
		Used:      1000,
		FSType:    "xfs",
		RootDisk:  true,
		Healing:   true,
		Endpoint:  "http://localhost:9001/tmp/drive1",
		MountPath: "/tmp/drive1",
		ID:        "uuid",
		Error:     "",
	}

	}{
		{"bytes=0-", 0, 10},
		{"bytes=1-", 1, 9},
		{"bytes=0-9", 0, 10},
		{"bytes=1-10", 1, 9},
		{"bytes=1-1", 1, 1},
		{"bytes=2-5", 2, 4},
		{"bytes=-5", 5, 5},
		{"bytes=-1", 9, 1},
		{"bytes=-1000", 0, 10},
	}
	for i, testCase := range validRangeSpecs {
		rs, err := parseRequestRangeSpec(testCase.spec)
		if err != nil {
			t.Errorf("unexpected err: %v", err)
		}
		o, l, err := rs.GetOffsetLength(resourceSize)

	}{
		{rulesCase1, "photos.jpg", NewTargetIDSet()},
		{rulesCase2, "photos.jpg", NewTargetIDSet(TargetID{"1", "webhook"})},
		{rulesCase3, "2010/photos.jpg", NewTargetIDSet(TargetID{"1", "webhook"})},
		{rulesCase4, "2000/photos.jpg", NewTargetIDSet()},
	}

	for i, testCase := range testCases {
		result := testCase.rules.Match(testCase.objectName)

		if !reflect.DeepEqual(testCase.expectedResult, result) {

		oi, err := obj.DeleteObject(context.Background(), testCase.bucketName, testCase.pathToDelete, ObjectOptions{})
		t.Log(oi, err)

		result, err := obj.ListObjects(context.Background(), testCase.bucketName, "", "", "", 1000)
		if err != nil {
			t.Errorf("Test %d: %s:  Expected to pass, but failed with: <ERROR> %s", i+1, instanceType, err.Error())
			continue
		}

		if len(result.Objects) != len(testCase.objectsAfterDelete) {

	kmsAPI := kmsAPIHandlers{}
	kmsRouter := router.PathPrefix(kmsPathPrefix).Subrouter()

	KMSVersions := []string{
		kmsAPIVersionPrefix,
	}

	gz, err := gzhttp.NewWrapper(gzhttp.MinSize(1000), gzhttp.CompressionLevel(gzip.BestSpeed))
	if err != nil {
		// Static params, so this is very unlikely.
		logger.Fatal(err, "Unable to initialize server")
	}

	for _, version := range KMSVersions {

						}
					}
					var ei erasureInfo
					if err := json.Unmarshal(buf.Bytes(), &ei); err == nil && ei.V2Obj != nil {
						verID := uuid.UUID(header.VersionID).String()
						if verID == "00000000-0000-0000-0000-000000000000" {
							// If the version ID is all zeros, use the signature as version ID.
							verID = fmt.Sprintf("null/%08x", header.Signature)
							v0 = verID
						}
						idx := ei.V2Obj.EcIndex

		expectedStrings []string
	}{
		{getListObjectsV1URL(s.endPoint, bucketName, "", "1000", ""), []string{"<Key>foo bar 1</Key>", "<Key>foo bar 2</Key>"}},
		{getListObjectsV1URL(s.endPoint, bucketName, "", "1000", "url"), []string{"<Key>foo+bar+1</Key>", "<Key>foo+bar+2</Key>"}},
		{
			getListObjectsV2URL(s.endPoint, bucketName, "", "1000", "", ""),
			[]string{
				"<Key>foo bar 1</Key>",
				"<Key>foo bar 2</Key>",
			},