*
 * This cache limits the number of bytes that it will store on the filesystem. When the number of
 * stored bytes exceeds the limit, the cache will remove entries in the background until the limit
 * is satisfied. The limit is not strict: the cache may temporarily exceed it while waiting for
 * files to be deleted. The limit does not include filesystem overhead or the cache journal so

    OkHttpClient
      .Builder()
      .connectionSpecs(listOf(connectionSpec))
      .eventListenerFactory(eventListenerFactory)
      .build()

  fun run() {
    // Launch wireshark in the background
    val process = eventListenerFactory.launchWireShark()

    val fbRequest =
      Request
        .Builder()
        .url("https://graph.facebook.com/robots.txt?s=fb")
        .build()

* پشتیبانی از **WebSocket**.
* <abbr title="In-process background tasks">تسک های درجریان در پس زمینه</abbr>.
* <abbr title="Startup and shutdown events">رویداد های راه اندازی و متوفق شدن<abbr>.
* تست کلاینت ساخته شده به روی HTTPX.

	}
	return req, nil
}

// testServicesCmdHandler - parametrizes service subcommand tests on
// cmdType value.
func testServicesCmdHandler(cmd cmdType, t *testing.T) {
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	adminTestBed, err := prepareAdminErasureTestBed(ctx)
	if err != nil {
		t.Fatal("Failed to initialize a single node Erasure backend for admin handler tests.", err)
	}

}

// Unlock - block until write lock is released.
func (di *distLockInstance) Unlock(lc LockContext) {
	if lc.cancel != nil {
		lc.cancel()
	}
	di.rwMutex.Unlock(context.Background())
}

// RLock - block until read lock is taken or timeout has occurred.
func (di *distLockInstance) GetRLock(ctx context.Context, timeout *dynamicTimeout) (LockContext, error) {
	lockSource := getSource(2)

	}

	readQuorum, writeQuorum, err := objectQuorumFromMeta(ctx, metaArr, errs, er.defaultParityCount)
	if err != nil {
		if shouldCheckForDangling(err, errs, srcBucket) {
			_, derr := er.deleteIfDangling(context.Background(), srcBucket, srcObject, metaArr, errs, nil, srcOpts)
			if derr == nil {
				if srcOpts.VersionID != "" {
					err = errFileVersionNotFound
				} else {
					err = errFileNotFound
				}
			}
		}

	if _, ok := tx.ConnPool.(*gorm.PreparedStmtDB); !ok {
		t.Fatalf("should assign PreparedStatement Manager back to database when using PrepareStmt mode")
	}

	ctx, cancel := context.WithTimeout(context.Background(), 500*time.Millisecond)
	defer cancel()
	txCtx := tx.WithContext(ctx)

	user := *GetUser("prepared_stmt", Config{})

	txCtx.Create(&user)

	var result1 User

	if err = disk.RenameFile(context.TODO(), minioMetaBucket, tmpFormat, minioMetaBucket, formatConfigFile); err != nil {
		return err
	}

	disk.SetDiskID(format.Erasure.This)
	if healID != "" {
		ctx := context.Background()
		ht := initHealingTracker(disk, healID)
		return ht.save(ctx)
	}
	return nil
}

// loadFormatErasure - loads format.json from disk.

		wg.Add(1)
		go func() {
			defer wg.Done()

			disk := disks[i]
			if disk == nil {
				infos[i].Error = errDiskNotFound.Error()
				return
			}

			di, err := disk.DiskInfo(context.Background(), DiskInfoOptions{})
			infos[i] = di
			if err != nil {
				// - Do not consume disks which are not reachable
				//   unformatted or simply not accessible for some reason.
				infos[i].Error = err.Error()
			}

pkg bytes, func ContainsRune([]uint8, int32) bool
pkg bytes, method (*Reader) Reset([]uint8)
pkg compress/flate, const HuffmanOnly = -2
pkg compress/flate, const HuffmanOnly ideal-int
pkg context, func Background() Context
pkg context, func TODO() Context
pkg context, func WithCancel(Context) (Context, CancelFunc)
pkg context, func WithDeadline(Context, time.Time) (Context, CancelFunc)